{"title":"Ball Screw Support Units","description":"\u003ch2\u003e\u003cspan\u003eBall Screw Bearing Supports for Precision Linear Motion\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBearing King supplies a growing range of \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eball screw support units\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e designed to provide accurate, rigid and reliable support for ball screw assemblies used in linear motion systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBall screw support units are an essential part of many precision motion applications, providing bearing support at the ends of the ball screw shaft. Correctly selected support units help maintain alignment, control axial movement and provide smooth, accurate operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eOur range is being continually expanded and will include \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTHK ball screw support units\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e alongside products from other leading linear motion manufacturers.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWhether you're replacing an existing support unit, maintaining CNC machinery or designing a new automation system, Bearing King can help you find the correct solution for your application.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWith over \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e35 years of engineering experience\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, expert technical support and fast UK and worldwide shipping, Bearing King supplies linear motion and engineering products to customers across the globe.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eFixed Side Ball Screw Support Units\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFixed side support units are designed to locate and support the ball screw shaft accurately while handling the axial loads generated during operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThese units typically incorporate precision angular contact bearings to provide the rigidity and accuracy required by ball screw systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFixed support units are commonly used in:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eCNC machinery\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMachine tools\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIndustrial automation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRobotics\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePositioning systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePackaging machinery\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eProduction equipment\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePrecision engineering machinery\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eOur expanding range will include square and round fixed-side support units in a variety of sizes and configurations.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eSupported Side Ball Screw Support Units\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eSupported or floating-side units support the opposite end of the ball screw while allowing the system to operate smoothly and accurately.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThese units typically use a deep groove ball bearing and are selected to complement the appropriate fixed-side support unit.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eUsing correctly matched fixed and supported units helps provide a reliable bearing arrangement for the complete ball screw assembly.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eTHK Ball Screw Support Units\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eOur range will include \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTHK Ball Screw Support Units\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e designed for use with compatible THK ball screw systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eTHK manufactures a comprehensive selection of fixed and supported-side units, including well-known \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBK, BF, EK, EF, FK and FF series\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, together with additional specialist configurations.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eTHK BK \u0026amp; BF Support Units\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eTHK BK Support Units\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e are fixed-side square support units designed for general ball screw applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eTHK BF Support Units\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e provide the corresponding supported-side solution for general ball screw systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eTHK EK \u0026amp; EF Support Units\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eTHK EK Support Units\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e provide a compact square fixed-side arrangement, while \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTHK EF Support Units\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e are designed for the supported side.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThese ranges are available in multiple sizes to suit different ball screw shaft arrangements.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eTHK FK \u0026amp; FF Support Units\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eTHK FK Support Units\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e provide a round fixed-side configuration for applications where this mounting arrangement is preferred.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eTHK FF Support Units\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e provide a round supported-side solution.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAs we expand this collection, additional THK support unit types, sizes and configurations will be added.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eChoosing the Correct Ball Screw Support Unit\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eChoosing the correct support unit is important for maintaining the accuracy, rigidity and performance of a ball screw system.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWhen selecting a replacement, consider:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eManufacturer\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSupport unit model number\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFixed or supported side\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBall screw shaft diameter\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eShaft end dimensions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMounting arrangement\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRequired accuracy\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLoad requirements\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eExisting ball screw specification\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWhere possible, the manufacturer's original \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003epart number or model number\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is the quickest and safest way to identify the correct replacement.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIf you're unsure which unit you require, contact the Bearing King team with your existing part number, ball screw details, dimensions or application information and we'll help identify the correct product.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eBall Screw Support Unit Applications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBall screw support units are widely used in machinery requiring precise and repeatable linear movement, including:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eCNC machines\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMilling machines\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLathes\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMachine tools\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRobotics\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIndustrial automation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePick-and-place equipment\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePackaging machinery\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eProduction machinery\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMeasuring equipment\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePositioning systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSemiconductor equipment\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePrecision engineering equipment\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eWhy Buy Ball Screw Support Units from Bearing King?\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003eOver \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e35 years of engineering experience\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eGrowing range of linear motion products\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eProducts from leading manufacturers including \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTHK\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eExpert technical support\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCompetitive prices\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFast UK delivery\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan\u003eWorldwide shipping\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSupport identifying replacement components\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWorldwide sourcing for specialist and difficult-to-find products\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIf the ball screw support unit you require isn't currently displayed online, contact us with the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003emanufacturer and part number\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Our team may be able to source it through our extensive supplier network.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eFrequently Asked Questions\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cspan\u003eWhat is a ball screw support unit?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eA ball screw support unit is a bearing assembly designed to support the end of a ball screw shaft. Support units help provide the rigidity, alignment and controlled rotation required for accurate linear motion.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWhat's the difference between fixed and supported-side ball screw support units?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe fixed-side unit accurately locates the ball screw shaft and is designed to accommodate axial loading. The supported-side unit supports the opposite end of the shaft while allowing the ball screw system to operate correctly.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWhat is the difference between THK BK and BF support units?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eTHK BK units are fixed-side square support units for general ball screw applications, while THK BF units are supported-side units. They are designed so compatible BK and BF units can be used together as part of a ball screw support arrangement.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eDo you supply THK ball screw support units?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. Bearing King's range of ball screw support units will include genuine \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTHK support units\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, with additional sizes and models being added to the collection.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIf the THK model you require isn't currently listed, contact us with the part number and we'll check availability.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCan you source other brands of ball screw support units?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. This collection will continue to expand with support units from other linear motion manufacturers. If the brand or model you require isn't displayed, contact us and we'll check our worldwide supplier network.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eDo you ship ball screw support units internationally?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. Bearing King supplies engineering and linear motion products throughout the UK and ships to customers worldwide.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eNeed Help Finding the Correct Ball Screw Support Unit?\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIf you already have a manufacturer's part number, searching by the exact reference is normally the quickest way to find the correct support unit.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIf you're unsure, send us the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003emanufacturer, model number, ball screw details or dimensions\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and our experienced team will help identify the correct product.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWhether you're replacing a single support unit or sourcing components for an ongoing engineering project, Bearing King offers expert technical support, competitive pricing and fast \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eUK and worldwide delivery\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e","products":[{"product_id":"bk12-thk-ball-screw-support-unit","title":"BK12 THK Ball Screw Support Unit","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eTHK square fixed-side support unit for ball screws with a 12 mm bearing journal diameter.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe BK12 is a compact, standardised support unit designed to secure the fixed end of a ball screw. It contains a matched set of precision angular-contact bearings arranged in a DF configuration and supplied with the preload correctly adjusted. This provides high axial rigidity, accurate shaft location and straightforward installation without requiring additional bearing adjustment.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe unit is supplied complete with its housing, bearing set, holding lid, collars, seals, lock nut and locking screw.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eProduct characteristics\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCategory: Ball screw support units\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eManufacturer: THK\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSeries: BK\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eDesign: Square support unit\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eMounting position: Fixed side\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing journal diameter: 12 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing arrangement: DF angular-contact arrangement\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing accuracy: P5\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing used: 7001 equivalent\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ePreload: Factory adjusted\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eLubrication: Pre-lubricated bearing assembly\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHousing material: Steel\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eWeight: 0.410 kg\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCountry of origin: Japan\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eMain dimensions\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eShaft diameter d: 12 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eLength L: 25 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eL1: 5 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eL2: 29 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eL3: 5 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHousing width B: 60 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHousing height H: 43 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHousing thickness b: 30 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eShaft centre height h1: 25 mm ±0.02 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eB1: 35 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eH1: 32.5 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eE: 18 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eMounting-hole pitch P: 46 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eC1: 13 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eC2: 6 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSquare dimension T: 19 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eMounting-hole dimensions\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThrough-hole diameter d1: 6.6 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCounterbore diameter d2: 10.8 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCounterbore depth h: 1.5 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHolding-lid thread M: M3\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCollar dimensions\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCollar outside diameter D: 14.9 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCollar thickness t: 5 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eLoad ratings\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBasic dynamic axial load rating Ca: 6.66 kN\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eStatic permissible axial load: 3.25 kN\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eAxial rigidity: 88 N\/μm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eComponents supplied\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eHousing: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ePrecision bearing set: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHolding lid: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCollars: 2\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSeals: 2\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eLock nut: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHexagonal socket-head locking screw with set piece: 1\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe BK12 is intended for use at the fixed end of a ball screw and can be paired with a THK BF12 supported-side unit. Its compact square housing and factory-adjusted bearing preload reduce installation time while helping maintain accurate and rigid ball-screw positioning.\u003c\/span\u003e\u003c\/p\u003e","brand":"THK","offers":[{"title":"Default Title","offer_id":58559306498429,"sku":"BK12-THK","price":195.05,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0588\/9684\/2842\/files\/THKBKImage1.jpg?v=1787152352"},{"product_id":"bk15-thk-ball-screw-support-unit","title":"BK15 THK Ball Screw Support Unit","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eTHK square fixed-side support unit for ball screws with a 15 mm bearing journal diameter.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe BK15 contains a factory-preloaded P5 angular-contact bearing set in a DF arrangement, providing accurate shaft positioning and high axial rigidity. Its compact housing allows straightforward installation without additional bearing adjustment.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe unit is supplied complete with its housing, bearing set, holding lid, collars, seals, lock nut and locking screw.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eProduct characteristics\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCategory: Ball screw support units\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eManufacturer: THK\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSeries: BK\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eDesign: Square support unit\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eMounting position: Fixed side\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing journal diameter: 15 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing arrangement: DF angular-contact arrangement\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing accuracy: P5\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing used: 7002 equivalent\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ePreload: Factory adjusted\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eWeight: 0.570 kg\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCountry of origin: Japan\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eMain dimensions\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eShaft diameter d: 15 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eLength L: 27 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eL1: 6 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eL2: 32 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eL3: 6 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHousing width B: 70 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHousing height H: 48 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHousing thickness b: 35 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eShaft centre height h1: 28 mm ±0.02 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eB1: 40 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eH1: 38 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eE: 18 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eMounting-hole pitch P: 54 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eC1: 15 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eC2: 6 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSquare dimension T: 22 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eMounting-hole dimensions\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThrough-hole diameter d1: 6.6 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCounterbore diameter d2: 11 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCounterbore depth h: 6.5 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHolding-lid thread M: M3\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCollar dimensions\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCollar outside diameter D: 19.5 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCollar thickness t: 6 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eLoad ratings\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBasic dynamic axial load rating Ca: 7.6 kN\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eStatic permissible axial load: 4 kN\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eAxial rigidity: 100 N\/μm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eComponents supplied\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eHousing: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ePrecision bearing set: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHolding lid: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCollars: 2\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSeals: 2\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eLock nut: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHexagonal socket-head locking screw with set piece: 1\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe BK15 is designed for the fixed end of a ball screw and can be paired with a THK BF15 supported-side unit.\u003c\/span\u003e\u003c\/p\u003e","brand":"THK","offers":[{"title":"Default Title","offer_id":58559332516221,"sku":"BK15-THK","price":221.71,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0588\/9684\/2842\/files\/THKBKImage1_ccd90a6b-226c-4e8f-bf57-9a7b1386b1e3.jpg?v=1787153537"},{"product_id":"bk17-thk-ball-screw-support-unit","title":"BK17 THK Ball Screw Support Unit","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eTHK square fixed-side support unit for ball screws with a 17 mm bearing journal diameter.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe BK17 contains a factory-preloaded P5 angular-contact bearing set in a DF arrangement, providing accurate shaft positioning and high axial rigidity. Its compact housing allows straightforward installation without additional bearing adjustment.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe unit is supplied complete with its housing, bearing set, holding lid, collars, seals, lock nut and locking screw.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eProduct characteristics\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCategory: Ball screw support units\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eManufacturer: THK\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSeries: BK\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eDesign: Square support unit\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eMounting position: Fixed side\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing journal diameter: 17 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing arrangement: DF angular-contact arrangement\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing accuracy: P5\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing used: 7203 equivalent\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ePreload: Factory adjusted\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eWeight: 1.270 kg\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCountry of origin: Japan\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eMain dimensions\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eShaft diameter d: 17 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eLength L: 35 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eL1: 9 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eL2: 44 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eL3: 7 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHousing width B: 86 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHousing height H: 64 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHousing thickness b: 43 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eShaft centre height h1: 39 mm ±0.02 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eB1: 50 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eH1: 55 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eE: 28 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eMounting-hole pitch P: 68 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eC1: 19 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eC2: 8 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSquare dimension T: 24 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eMounting-hole dimensions\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThrough-hole diameter d1: 9 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCounterbore diameter d2: 14 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCounterbore depth h: 8.5 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHolding-lid thread M: M4\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCollar dimensions\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCollar outside diameter D: 23.4 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCollar thickness t: 7 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eLoad ratings\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBasic dynamic axial load rating Ca: 13.7 kN\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eStatic permissible axial load: 5.85 kN\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eAxial rigidity: 125 N\/μm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eComponents supplied\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eHousing: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ePrecision bearing set: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHolding lid: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCollars: 2\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSeals: 2\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eLock nut: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHexagonal socket-head locking screw with set piece: 1\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe BK17 is designed for the fixed end of a ball screw and can be paired with a THK BF17 supported-side unit.\u003c\/span\u003e\u003c\/p\u003e","brand":"THK","offers":[{"title":"Default Title","offer_id":58559394316669,"sku":"BK17-THK","price":303.39,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0588\/9684\/2842\/files\/THKBKImage1_c81d51d8-c3b1-4234-b837-90e6494fc8b2.jpg?v=1787155044"},{"product_id":"bk25-thk-ball-screw-support-unit","title":"BK25 THK Ball Screw Support Unit","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eTHK square fixed-side support unit for ball screws with a 25 mm bearing journal diameter.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe BK25 contains a factory-preloaded P5 angular-contact bearing set in a DF arrangement, providing accurate shaft positioning and high axial rigidity. Its compact housing allows straightforward installation without additional bearing adjustment.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe unit is supplied complete with its housing, bearing set, holding lid, collars, seals, lock nut and locking screw.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eProduct characteristics\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCategory: Ball screw support units\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eManufacturer: THK\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSeries: BK\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eDesign: Square support unit\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eMounting position: Fixed side\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing journal diameter: 25 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing arrangement: DF angular-contact arrangement\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing accuracy: P5\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing used: 7205 equivalent\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ePreload: Factory adjusted\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eWeight: 2.300 kg\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCountry of origin: Japan\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eMain dimensions\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eShaft diameter d: 25 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eLength L: 42 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eL1: 12 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eL2: 54 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eL3: 9 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHousing width B: 106 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHousing height H: 80 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHousing thickness b: 53 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eShaft centre height h1: 48 mm ±0.02 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eB1: 64 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eH1: 70 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eE: 33 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eMounting-hole pitch P: 85 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eC1: 22 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eC2: 10 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSquare dimension T: 35 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eMounting-hole dimensions\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThrough-hole diameter d1: 11 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCounterbore diameter d2: 17.5 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCounterbore depth h: 11 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHolding-lid thread M: M5\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCollar dimensions\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCollar outside diameter D: 31.3 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCollar thickness t: 9 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eLoad ratings\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBasic dynamic axial load rating Ca: 20.2 kN\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eStatic permissible axial load: 11.5 kN\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eAxial rigidity: 190 N\/μm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eComponents supplied\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eHousing: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ePrecision bearing set: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHolding lid: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCollars: 2\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSeals: 2\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eLock nut: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHexagonal socket-head locking screw with set piece: 1\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe BK25 is designed for the fixed end of a ball screw and can be paired with a THK BF25 supported-side unit.\u003c\/span\u003e\u003c\/p\u003e","brand":"THK","offers":[{"title":"Default Title","offer_id":58559414337917,"sku":"BK25-THK","price":403.36,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0588\/9684\/2842\/files\/THKBKImage1_d0abdaa9-4ff3-4df1-8351-ff1cc134524e.jpg?v=1787155518"},{"product_id":"bk35-thk-ball-screw-support-unit","title":"BK35 THK Ball Screw Support Unit","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eTHK square fixed-side support unit for ball screws with a 35 mm bearing journal diameter.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe BK35 contains a factory-preloaded P5 angular-contact bearing set in a DF arrangement, providing accurate shaft positioning and high axial rigidity. Its compact housing allows straightforward installation without additional bearing adjustment.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe unit is supplied complete with its housing, bearing set, holding lid, collars, seals, lock nut and locking screw.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eProduct characteristics\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCategory: Ball screw support units\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eManufacturer: THK\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSeries: BK\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eDesign: Square support unit\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eMounting position: Fixed side\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing journal diameter: 35 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing arrangement: DF angular-contact arrangement\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing accuracy: P5\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing used: 7207 equivalent\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ePreload: Factory adjusted\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eWeight: 4.330 kg\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCountry of origin: Japan\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eMain dimensions\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eShaft diameter d: 35 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eLength L: 50 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eL1: 14 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eL2: 67 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eL3: 12 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHousing width B: 140 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHousing height H: 96 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHousing thickness b: 70 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eShaft centre height h1: 52 mm ±0.02 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eB1: 88 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eH1: 79 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eE: 35 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eMounting-hole pitch P: 114 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eC1: 26 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eC2: 12 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSquare dimension T: 50 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eMounting-hole dimensions\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThrough-hole diameter d1: 14 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCounterbore diameter d2: 20 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCounterbore depth h: 13 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHolding-lid thread M: M8\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCollar dimensions\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCollar outside diameter D: 44.3 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCollar thickness t: 12 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eLoad ratings\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBasic dynamic axial load rating Ca: 37.2 kN\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eStatic permissible axial load: 21.9 kN\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eAxial rigidity: 255 N\/μm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eComponents supplied\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eHousing: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ePrecision bearing set: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHolding lid: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCollars: 2\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSeals: 2\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eLock nut: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHexagonal socket-head locking screw with set piece: 1\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe BK35 is designed for the fixed end of a ball screw and can be paired with a THK BF35 supported-side unit.\u003c\/span\u003e\u003c\/p\u003e","brand":"THK","offers":[{"title":"Default Title","offer_id":58559429640573,"sku":"BK35-THK","price":545.03,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0588\/9684\/2842\/files\/THKBKImage1_ee385ce1-9e44-48f7-881f-976ad5f38d8d.jpg?v=1787155751"},{"product_id":"bk40-thk-ball-support-unit","title":"BK40 THK Ball Screw Support Unit","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eTHK square fixed-side support unit for ball screws with a 40 mm bearing journal diameter.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe BK40 contains a factory-preloaded P5 angular-contact bearing set in a DF arrangement, providing accurate shaft positioning and high axial rigidity. Its compact housing allows straightforward installation without additional bearing adjustment.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe unit is supplied complete with its housing, bearing set, holding lid, collars, seals, lock nut and locking screw.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eProduct characteristics\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCategory: Ball screw support units\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eManufacturer: THK\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSeries: BK\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eDesign: Square support unit\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eMounting position: Fixed side\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing journal diameter: 40 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing arrangement: DF angular-contact arrangement\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing accuracy: P5\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing used: 7208 equivalent\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ePreload: Factory adjusted\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eWeight: 6.500 kg\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCountry of origin: Japan\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eMain dimensions\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eShaft diameter d: 40 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eLength L: 61 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eL1: 18 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eL2: 76 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eL3: 15 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHousing width B: 160 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHousing height H: 110 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHousing thickness b: 80 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eShaft centre height h1: 60 mm ±0.02 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eB1: 100 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eH1: 90 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eE: 37 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eMounting-hole pitch P: 130 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eC1: 33 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eC2: 14 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSquare dimension T: 50 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eMounting-hole dimensions\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThrough-hole diameter d1: 18 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCounterbore diameter d2: 26 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCounterbore depth h: 17.5 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHolding-lid thread M: M8\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCollar dimensions\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCollar outside diameter D: 49.4 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCollar thickness t: 15 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eLoad ratings\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBasic dynamic axial load rating Ca: 44.1 kN\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eStatic permissible axial load: 27.1 kN\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eAxial rigidity: 270 N\/μm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eComponents supplied\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eHousing: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ePrecision bearing set: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHolding lid: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCollars: 2\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSeals: 2\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eLock nut: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHexagonal socket-head locking screw with set piece: 1\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe BK40 is designed for the fixed end of a ball screw and can be paired with a THK BF40 supported-side unit.\u003c\/span\u003e\u003c\/p\u003e","brand":"THK","offers":[{"title":"Default Title","offer_id":58559439405437,"sku":"BK40-THK","price":625.02,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0588\/9684\/2842\/files\/THKBKImage1_3e40d63f-7884-4bf3-81ee-e17e43ce2bb6.jpg?v=1787156003"},{"product_id":"fk4-thk-ball-screw-support-unit","title":"FK4 THK Ball Screw Support Unit","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eTHK round fixed-side support unit for ball screws with a 4 mm bearing journal diameter.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe FK4 contains a factory-preloaded P5 angular-contact bearing set in a DF arrangement, providing accurate shaft positioning and high axial rigidity. Its compact round housing is ideal for miniature ball screw applications where installation space is limited.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe unit is supplied complete with its housing, bearing set, set nut, collars, seal, lock nut and locking screw.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eProduct characteristics\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCategory: Ball screw support units\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eManufacturer: THK\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSeries: FK\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eDesign: Round support unit\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eMounting position: Fixed side\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing journal diameter: 4 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing arrangement: DF angular-contact arrangement\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing accuracy: P5\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing used: 704 equivalent\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ePreload: Factory adjusted\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eWeight: 0.050 kg\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCountry of origin: Japan\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eMain dimensions\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eShaft diameter d: 4 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eOverall length L: 15 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eFlange thickness H: 6 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eF: 9 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eE: 17.5 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHousing location diameter D: 18 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHousing outside diameter A: 32 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eMounting-hole pitch-circle diameter: 24 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eB: 25 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSquare dimension T: 10 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eMounting method A\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eL1: 5.5 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eT1: 3 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eMounting method B\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eL2: 6.5 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eT2: 4 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eMounting-hole dimensions\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eNumber of mounting holes: 4\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHole spacing: 90° equidistant\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eThrough-hole diameter d1: 3.4 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCounterbore diameter d2: 6.5 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCounterbore depth h: 4 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eThread M: M2.6\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCollar dimensions\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCollar outside diameter D: 6 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCollar thickness t: 4.5 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eLoad ratings\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBasic dynamic axial load rating Ca: 0.93 kN\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eStatic permissible axial load: 1.1 kN\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eAxial rigidity: 27 N\/μm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eComponents supplied\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eHousing: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ePrecision bearing set: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSet nut: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCollars: 2\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSeal: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eLock nut: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHexagonal socket-head locking screw with set piece: 1\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe FK4 is designed for the fixed end of a miniature ball screw and can be paired with a suitable supported-side THK unit.\u003c\/span\u003e\u003c\/p\u003e","brand":"THK","offers":[{"title":"Default Title","offer_id":58562183790973,"sku":"FK4-THK","price":168.37,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0588\/9684\/2842\/files\/THKFKImage1.jpg?v=1787214929"},{"product_id":"fk5-thk-ball-screw-support-unit","title":"FK5 THK Ball Screw Support Unit","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eTHK round fixed-side support unit for ball screws with a 5 mm bearing journal diameter.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe FK5 contains a factory-preloaded P5 angular-contact bearing set in a DF arrangement, providing accurate shaft positioning and high axial rigidity. Its compact round housing is ideal for miniature ball screw applications where installation space is limited.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe unit is supplied complete with its housing, bearing set, set nut, collars, seal, lock nut and locking screw.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eProduct characteristics\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCategory: Ball screw support units\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eManufacturer: THK\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSeries: FK\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eDesign: Round support unit\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eMounting position: Fixed side\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing journal diameter: 5 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing arrangement: DF angular-contact arrangement\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing accuracy: P5\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing used: 705 equivalent\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ePreload: Factory adjusted\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eWeight: 0.060 kg\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCountry of origin: Japan\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eMain dimensions\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eShaft diameter d: 5 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eOverall length L: 16.5 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eFlange thickness H: 6 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eF: 10.5 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eE: 18.5 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHousing location diameter D: 20 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHousing outside diameter A: 34 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eMounting-hole pitch-circle diameter: 26 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eB: 26 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSquare dimension T: 11 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eMounting method A\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eL1: 5.5 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eT1: 3.5 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eMounting method B\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eL2: 7 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eT2: 5 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eMounting-hole dimensions\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eNumber of mounting holes: 4\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHole spacing: 90° equidistant\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eThrough-hole diameter d1: 3.4 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCounterbore diameter d2: 6.5 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCounterbore depth h: 4 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eThread M: M2.6\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCollar dimensions\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCollar outside diameter D: 8 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCollar thickness t: 5.5 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eLoad ratings\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBasic dynamic axial load rating Ca: 1 kN\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eStatic permissible axial load: 1.24 kN\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eAxial rigidity: 29 N\/μm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eComponents supplied\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eHousing: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ePrecision bearing set: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSet nut: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCollars: 2\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSeal: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eLock nut: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHexagonal socket-head locking screw with set piece: 1\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe FK5 is designed for the fixed end of a miniature ball screw and can be paired with a suitable supported-side THK unit.\u003c\/span\u003e\u003c\/p\u003e","brand":"THK","offers":[{"title":"Default Title","offer_id":58562196799869,"sku":"FK5-THK","price":171.69,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0588\/9684\/2842\/files\/THKFKImage1_2affd1ec-506e-4c6c-934b-b43e57b761cf.jpg?v=1787215721"},{"product_id":"fk6-thk-ball-screw-support-unit","title":"FK6 THK Ball Screw Support Unit","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eTHK round fixed-side support unit for ball screws with a 6 mm bearing journal diameter.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe FK6 contains a factory-preloaded P5 angular-contact bearing set in a DF arrangement, providing accurate shaft positioning and high axial rigidity. Its compact round housing is ideal for miniature ball screw applications where installation space is limited.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe unit is supplied complete with its housing, bearing set, set nut, collars, seal, lock nut and locking screw.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eProduct characteristics\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCategory: Ball screw support units\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eManufacturer: THK\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSeries: FK\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eDesign: Round support unit\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eMounting position: Fixed side\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing journal diameter: 6 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing arrangement: DF angular-contact arrangement\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing accuracy: P5\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing used: 706 equivalent\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ePreload: Factory adjusted\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eWeight: 0.080 kg\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCountry of origin: Japan\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eMain dimensions\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eShaft diameter d: 6 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eOverall length L: 20 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eFlange thickness H: 7 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eF: 13 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eE: 22 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHousing location diameter D: 22 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHousing outside diameter A: 36 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eMounting-hole pitch-circle diameter: 28 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eB: 28 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSquare dimension T: 12 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eMounting method A\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eL1: 5.5 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eT1: 3.5 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eMounting method B\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eL2: 8.5 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eT2: 6.5 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eMounting-hole dimensions\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eNumber of mounting holes: 4\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHole spacing: 90° equidistant\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eThrough-hole diameter d1: 3.4 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCounterbore diameter d2: 6.5 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCounterbore depth h: 4 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eThread M: M3\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCollar dimensions\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCollar outside diameter D: 9.5 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCollar thickness t: 7 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eLoad ratings\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBasic dynamic axial load rating Ca: 1.38 kN\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eStatic permissible axial load: 1.76 kN\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eAxial rigidity: 35 N\/μm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eComponents supplied\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eHousing: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ePrecision bearing set: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSet nut: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCollars: 2\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSeal: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eLock nut: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHexagonal socket-head locking screw with set piece: 1\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe FK6 is designed for the fixed end of a miniature ball screw and can be paired with a THK FF6 supported-side unit.\u003c\/span\u003e\u003c\/p\u003e","brand":"THK","offers":[{"title":"Default Title","offer_id":58562250965373,"sku":"FK6-THK","price":180.02,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0588\/9684\/2842\/files\/THKFKImage1_418b68dc-acae-4c5e-9aa0-9c708c494c1f.jpg?v=1787217030"},{"product_id":"fk8-thk-ball-screw-support-unit","title":"FK8 THK Ball Screw Support Unit","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eTHK round fixed-side support unit for ball screws with an 8 mm bearing journal diameter.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe FK8 contains a factory-preloaded P5 angular-contact bearing set in a DF arrangement, providing accurate shaft positioning and high axial rigidity. Its compact round housing is ideal for miniature ball screw applications where installation space is limited.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe unit is supplied complete with its housing, bearing set, set nut, collars, seal, lock nut and locking screw.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eProduct characteristics\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCategory: Ball screw support units\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eManufacturer: THK\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSeries: FK\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eDesign: Round support unit\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eMounting position: Fixed side\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing journal diameter: 8 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing arrangement: DF angular-contact arrangement\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing accuracy: P5\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing used: 798 equivalent\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ePreload: Factory adjusted\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eWeight: 0.150 kg\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCountry of origin: Japan\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eMain dimensions\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eShaft diameter d: 8 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eOverall length L: 23 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eFlange thickness H: 9 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eF: 14 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eE: 26 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHousing location diameter D: 28 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHousing outside diameter A: 43 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eMounting-hole pitch-circle diameter: 35 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eB: 35 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSquare dimension T: 14 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eMounting method A\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eL1: 7 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eT1: 4 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eMounting method B\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eL2: 10 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eT2: 7 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eMounting-hole dimensions\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eNumber of mounting holes: 4\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHole spacing: 90° equidistant\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eThrough-hole diameter d1: 3.4 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCounterbore diameter d2: 6.5 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCounterbore depth h: 4 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eThread M: M3\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCollar dimensions\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCollar outside diameter D: 11.5 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCollar thickness t: 7.5 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eLoad ratings\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBasic dynamic axial load rating Ca: 2.93 kN\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eStatic permissible axial load: 2.15 kN\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eAxial rigidity: 49 N\/μm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eComponents supplied\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eHousing: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ePrecision bearing set: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSet nut: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCollars: 2\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSeal: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eLock nut: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHexagonal socket-head locking screw with set piece: 1\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe FK8 is designed for the fixed end of a miniature ball screw and can be paired with a suitable THK supported-side unit.\u003c\/span\u003e\u003c\/p\u003e","brand":"THK","offers":[{"title":"Default Title","offer_id":58566266225021,"sku":"FK8-THK","price":188.34,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0588\/9684\/2842\/files\/THKFKImage1_3c51b80c-41a2-41b2-88ce-95e9fd3ee765.jpg?v=1787221458"},{"product_id":"fk10-thk-ball-screw-support-unit","title":"FK10 THK Ball Screw Support Unit","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eTHK round fixed-side support unit for ball screws with a 10 mm bearing journal diameter.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe FK10 contains a factory-preloaded P5 angular-contact bearing set in a DF arrangement, providing accurate shaft positioning and high axial rigidity. Its compact round housing enables straightforward and reliable installation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe unit is supplied complete with its housing, bearing set, holding lid, collars, seals, lock nut and locking screw.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eProduct characteristics\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCategory: Ball screw support units\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eManufacturer: THK\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSeries: FK\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eDesign: Round support unit\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eMounting position: Fixed side\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing journal diameter: 10 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing arrangement: DF angular-contact arrangement\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing accuracy: P5\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing used: 7000 equivalent\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ePreload: Factory adjusted\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eWeight: 0.210 kg\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCountry of origin: Japan\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eMain dimensions\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eShaft diameter d: 10 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eOverall length L: 27 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eFlange thickness H: 10 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eF: 17 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eE: 29.5 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHousing location diameter D: 34 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHousing outside diameter A: 52 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eMounting-hole pitch-circle diameter: 42 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eB: 42 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSquare dimension T: 16 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eMounting method A\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eL1: 7.5 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eT1: 5 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eMounting method B\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eL2: 8.5 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eT2: 6 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eMounting-hole dimensions\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eNumber of mounting holes: 4\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHole spacing: 90° equidistant\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eThrough-hole diameter d1: 4.5 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCounterbore diameter d2: 8 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCounterbore depth h: 4 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHolding-lid thread M: M3\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCollar dimensions\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCollar outside diameter D: 13.9 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCollar thickness t: 5.5 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eLoad ratings\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBasic dynamic axial load rating Ca: 6.08 kN\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eStatic permissible axial load: 3.1 kN\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eAxial rigidity: 65 N\/μm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eComponents supplied\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eHousing: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ePrecision bearing set: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHolding lid: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCollars: 2\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSeals: 2\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eLock nut: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHexagonal socket-head locking screw with set piece: 1\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe FK10 is designed for the fixed end of a ball screw and can be paired with a THK FF10 supported-side unit.\u003c\/span\u003e\u003c\/p\u003e","brand":"THK","offers":[{"title":"Default Title","offer_id":58566291259773,"sku":"FK10-THK","price":201.68,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0588\/9684\/2842\/files\/THKFKImage1_41ac88aa-9fb3-4335-b3d5-44ed6c58f36d.jpg?v=1787222299"},{"product_id":"fk15-thk-ball-screw-support-unit","title":"FK15 THK Ball Screw Support Unit","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eTHK round fixed-side support unit for ball screws with a 15 mm bearing journal diameter.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe FK15 contains a factory-preloaded P5 angular-contact bearing set in a DF arrangement, providing accurate shaft positioning and high axial rigidity. Its compact round housing enables straightforward and reliable installation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe unit is supplied complete with its housing, bearing set, holding lid, collars, seals, lock nut and locking screw.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eProduct characteristics\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCategory: Ball screw support units\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eManufacturer: THK\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSeries: FK\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eDesign: Round support unit\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eMounting position: Fixed side\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing journal diameter: 15 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing arrangement: DF angular-contact arrangement\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing accuracy: P5\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing used: 7002 equivalent\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ePreload: Factory adjusted\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eWeight: 0.390 kg\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCountry of origin: Japan\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eMain dimensions\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eShaft diameter d: 15 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eOverall length L: 32 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eFlange thickness H: 15 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eF: 17 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eE: 36 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHousing location diameter D: 40 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHousing outside diameter A: 63 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eMounting-hole pitch-circle diameter: 50 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eB: 52 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSquare dimension T: 22 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eMounting method A\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eL1: 10 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eT1: 6 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eMounting method B\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eL2: 12 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eT2: 8 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eMounting-hole dimensions\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eNumber of mounting holes: 4\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHole spacing: 90° equidistant\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eThrough-hole diameter d1: 5.5 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCounterbore diameter d2: 9.5 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCounterbore depth h: 6 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHolding-lid thread M: M3\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCollar dimensions\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCollar outside diameter D: 19.5 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCollar thickness t: 10 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eLoad ratings\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBasic dynamic axial load rating Ca: 7.6 kN\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eStatic permissible axial load: 4 kN\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eAxial rigidity: 100 N\/μm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eComponents supplied\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eHousing: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ePrecision bearing set: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHolding lid: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCollars: 2\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSeals: 2\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eLock nut: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHexagonal socket-head locking screw with set piece: 1\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe FK15 is designed for the fixed end of a ball screw and can be paired with a THK FF15 supported-side unit.\u003c\/span\u003e\u003c\/p\u003e","brand":"THK","offers":[{"title":"Default Title","offer_id":58566302564733,"sku":"FK15-THK","price":253.38,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0588\/9684\/2842\/files\/THKFKImage1_6c7cb5c6-af79-4c8e-9370-6cf444f9f1f0.jpg?v=1787222891"},{"product_id":"fk20-thk-ball-screw-support-unit","title":"FK20 THK Ball Screw Support Unit","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eTHK round fixed-side support unit for ball screws with a 20 mm bearing journal diameter.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe FK20 contains a factory-preloaded P5 angular-contact bearing set in a DF arrangement, providing accurate shaft positioning and high axial rigidity. Its compact round housing enables straightforward and reliable installation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe unit is supplied complete with its housing, bearing set, holding lid, collars, seals, lock nut and locking screw.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eProduct characteristics\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCategory: Ball screw support units\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eManufacturer: THK\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSeries: FK\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eDesign: Round support unit\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eMounting position: Fixed side\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing journal diameter: 20 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing arrangement: DF angular-contact arrangement\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing accuracy: P5\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing used: 7204 equivalent\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ePreload: Factory adjusted\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eWeight: 1.090 kg\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCountry of origin: Japan\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eMain dimensions\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eShaft diameter d: 20 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eOverall length L: 52 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eFlange thickness H: 22 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eF: 30 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eE: 50 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHousing location diameter D: 57 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHousing outside diameter A: 85 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eMounting-hole pitch-circle diameter: 70 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eB: 68 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSquare dimension T: 30 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eMounting method A\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eL1: 8 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eT1: 10 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eMounting method B\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eL2: 12 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eT2: 14 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eMounting-hole dimensions\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eNumber of mounting holes: 4\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHole spacing: 90° equidistant\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eThrough-hole diameter d1: 6.6 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCounterbore diameter d2: 11 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCounterbore depth h: 10 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHolding-lid thread M: M4\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCollar dimensions\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCollar outside diameter D: 25 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCollar thickness t: 11 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eLoad ratings\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBasic dynamic axial load rating Ca: 17.9 kN\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eStatic permissible axial load: 9.5 kN\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eAxial rigidity: 170 N\/μm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eComponents supplied\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eHousing: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ePrecision bearing set: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHolding lid: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCollars: 2\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSeals: 2\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eLock nut: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHexagonal socket-head locking screw with set piece: 1\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe FK20 is designed for the fixed end of a ball screw and can be paired with a THK FF20 supported-side unit.\u003c\/span\u003e\u003c\/p\u003e","brand":"THK","offers":[{"title":"Default Title","offer_id":58566334087549,"sku":"FK20-THK","price":363.37,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0588\/9684\/2842\/files\/THKFKImage1_04d2242a-9d30-4480-9cc0-e3355634fee2.jpg?v=1787224257"},{"product_id":"fk30-thk-ball-screw-support-unit","title":"FK30 THK Ball Screw Support Unit","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eTHK round fixed-side support unit for ball screws with a 30 mm bearing journal diameter.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe FK30 contains a factory-preloaded P5 angular-contact bearing set in a DF arrangement, providing accurate shaft positioning and high axial rigidity. Its compact round housing enables straightforward and reliable installation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe unit is supplied complete with its housing, bearing set, holding lid, collars, seals, lock nut and locking screw.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eProduct characteristics\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCategory: Ball screw support units\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eManufacturer: THK\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSeries: FK\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eDesign: Round support unit\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eMounting position: Fixed side\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing journal diameter: 30 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing arrangement: DF angular-contact arrangement\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing accuracy: P5\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing used: 7206 equivalent\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ePreload: Factory adjusted\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eWeight: 2.320 kg\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCountry of origin: Japan\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eMain dimensions\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eShaft diameter d: 30 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eOverall length L: 62 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eFlange thickness H: 30 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eF: 32 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eE: 61 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHousing location diameter D: 75 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHousing outside diameter A: 117 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eMounting-hole pitch-circle diameter: 95 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eB: 93 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSquare dimension T: 40 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eMounting method A\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eL1: 11 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eT1: 12 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eMounting method B\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eL2: 17 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eT2: 18 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eMounting-hole dimensions\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eNumber of mounting holes: 4\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHole spacing: 90° equidistant\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eThrough-hole diameter d1: 11 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCounterbore diameter d2: 17.5 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCounterbore depth h: 15 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHolding-lid thread M: M6\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCollar dimensions\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCollar outside diameter D: 37.3 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCollar thickness t: 9 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eLoad ratings\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBasic dynamic axial load rating Ca: 28 kN\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eStatic permissible axial load: 16.3 kN\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eAxial rigidity: 195 N\/μm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eComponents supplied\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eHousing: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ePrecision bearing set: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHolding lid: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCollars: 2\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSeals: 2\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eLock nut: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHexagonal socket-head locking screw with set piece: 1\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe FK30 is designed for the fixed end of a ball screw and can be paired with a THK FF30 supported-side unit.\u003c\/span\u003e\u003c\/p\u003e","brand":"THK","offers":[{"title":"Default Title","offer_id":58566338773373,"sku":"FK30-THK","price":483.38,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0588\/9684\/2842\/files\/THKFKImage1_2f29ff06-ea63-4b7e-93e8-d27af27e2ac3.jpg?v=1787224447"},{"product_id":"bf10-thk-ball-screw-support-unit","title":"BF10 THK Ball Screw Support Unit","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eTHK square supported-side unit for ball screws with an 8 mm bearing journal diameter.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe BF10 supports the free end of a ball screw using a sealed deep-groove ball bearing. Its compact, standardised housing helps maintain correct shaft alignment while allowing the axial movement required to accommodate thermal expansion.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe unit is supplied complete with its housing, bearing and retaining snap ring.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eProduct characteristics\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCategory: Ball screw support units\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eManufacturer: THK\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSeries: BF\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eDesign: Square support unit\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eMounting position: Supported side\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing journal diameter: 8 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing type: Deep-groove ball bearing\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing used: 608ZZ\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ePreload: Without preload\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSnap ring: C8\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eWeight: 0.290 kg\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCountry of origin: Japan\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eMain dimensions\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eShaft diameter d: 8 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eOverall length L: 20 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHousing width B: 60 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHousing height H: 39 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHousing thickness b: 30 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eShaft centre height h1: 22 mm ±0.02 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eB1: 34 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eH1: 32.5 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eE: 15 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eMounting-hole pitch P: 46 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eMounting-hole dimensions\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThrough-hole diameter d1: 6.6 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCounterbore diameter d2: 10.8 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCounterbore depth h: 5 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eRetaining diameter d3: 5.5 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eLoad ratings\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBasic dynamic radial load rating C: 3.35 kN\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBasic static radial load rating C0: 1.4 kN\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eComponents supplied\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eHousing: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eDeep-groove ball bearing: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSnap ring: 1\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe BF10 is designed for the supported end of a ball screw and can be paired with a THK BK10 fixed-side support unit.\u003c\/span\u003e\u003c\/p\u003e","brand":"THK","offers":[{"title":"Default Title","offer_id":58566551830909,"sku":"BF10-THK","price":88.37,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0588\/9684\/2842\/files\/THKBFImage1.jpg?v=1787227259"},{"product_id":"bf12-thk-ball-screw-support-unit","title":"BF12 THK Ball Screw Support Unit","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eTHK square supported-side unit for ball screws with a 10 mm bearing journal diameter.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe BF12 supports the free end of a ball screw using a sealed deep-groove ball bearing. Its compact, standardised housing helps maintain correct shaft alignment while allowing the axial movement required to accommodate thermal expansion.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe unit is supplied complete with its housing, bearing and retaining snap ring.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eProduct characteristics\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCategory: Ball screw support units\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eManufacturer: THK\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSeries: BF\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eDesign: Square support unit\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eMounting position: Supported side\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing journal diameter: 10 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing type: Deep-groove ball bearing\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBearing used: 6000ZZ\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ePreload: Without preload\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSnap ring: C10\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eWeight: 0.300 kg\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCountry of origin: Japan\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eMain dimensions\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eShaft diameter d: 10 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eOverall length L: 20 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHousing width B: 60 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHousing height H: 43 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHousing thickness b: 30 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eShaft centre height h1: 25 mm ±0.02 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eB1: 35 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eH1: 32.5 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eE: 18 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eMounting-hole pitch P: 46 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eMounting-hole dimensions\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThrough-hole diameter d1: 6.6 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCounterbore diameter d2: 10.8 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCounterbore depth h: 1.5 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eRetaining diameter d3: 5.5 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eLoad ratings\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBasic dynamic radial load rating C: 4.55 kN\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBasic static radial load rating C0: 1.96 kN\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eComponents supplied\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eHousing: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eDeep-groove ball bearing: 1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSnap ring: 1\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe BF12 is designed for the supported end of a ball screw and can be paired with a THK BK12 fixed-side support unit.\u003c\/span\u003e\u003c\/p\u003e","brand":"THK","offers":[{"title":"Default Title","offer_id":58566562742653,"sku":"BF12-THK","price":87.72,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0588\/9684\/2842\/files\/THKBFImage1_2db6b8d2-0701-4f62-b4cb-e9d61d6d58cf.jpg?v=1787227699"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0588\/9684\/2842\/collections\/THK_BK_Image_1.jpg?v=1787151939","url":"https:\/\/bearing-king.co.uk\/collections\/ball-screw-support-units.oembed","provider":"Bearing King","version":"1.0","type":"link"}