NJ304ECP BKL Single Row Cylindrical Roller Bearing 20x52x15mm
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Product details
- Quality Budget
- Vendor BKL Brand
- SKU NJ304ECP-BKL
- Inside diameter (d) 20mm
- Outside diameter (D) 52mm
- Width (B) 15mm
The NJ304ECP cylindrical roller bearing is a single-row bearing specifically designed to handle both high radial loads and moderate axial loads in one direction. The "NJ" designation indicates that the bearing features an outer ring with flanges on both sides, and an inner ring with... Read full description ↓ Show less ↑
The NJ304ECP cylindrical roller bearing is a single-row bearing specifically designed to handle both high radial loads and moderate axial loads in one direction. The "NJ" designation indicates that the bearing features an outer ring with flanges on both sides, and an inner ring with no flanges. This design allows for axial guidance of the shaft in one direction while also providing high radial load capacity.
The "304" part of the designation refers to the bearing's size, with "30" representing the bearing series and "04" indicating the bore size of 20 mm. The "ECP" suffix refers to specific design features, such as a reinforced cage (often made of glass fiber reinforced polyamide or steel) and optimized internal geometry to improve the bearing's overall performance, load-carrying capacity, and longevity.
NJ304ECP cylindrical roller bearings are commonly used in applications like electric motors, gearboxes, pumps, and various industrial machinery, where both radial and axial load support is required. The flanged design of the outer ring enables axial load handling in one direction, while the bearing's structure ensures smooth and reliable operation, making it well-suited for high-speed applications and environments with moderate axial displacement.
Principal Dimensions
d: 20mm
D: 52mm
B: 15mm
Fw: -
Ew: 40mm
Radial clearance class: Standard
Mass: 0.150 kg
Basic Load Ratings
Dynamic: 31.5 kn
Static: 27.0 kn
Limiting Speeds
Grease: 11,000 min-1
Oil: 14,000 min-1
FREE UK Mainland Delivery on Orders of £50 or More (Excluding VAT)
We offer a range of delivery options to suit your requirements. All delivery charges are calculated and displayed at checkout.
UK Delivery Options
Royal Mail Standard — £2.00
For eligible parcels up to 1.5kg. Estimated delivery within 3–5 working days from dispatch. This is an untracked service.
Royal Mail Tracked 48 — £4.00
For eligible parcels up to 3kg. Estimated delivery within 2–3 working days from dispatch, with tracking provided.
Next Working Day – UK Mainland — £8.50
Orders placed before 3.30pm Monday to Friday are normally dispatched the same working day, subject to stock availability. Delivery is typically within 1–2 working days from dispatch.
Next Working Day AM – Pre 12 — £20.00
Priority delivery aiming for arrival before midday on the next working day, subject to carrier availability.
Next Working Day AM – Pre 10.30 — £30.00
Priority delivery aiming for arrival before 10.30am on the next working day, subject to carrier availability.
Free Delivery
Free standard delivery is available on qualifying UK Mainland orders of £50 or more, excluding VAT. Estimated delivery is 3–5 working days.
Excludes Northern Ireland, Scottish Highlands, Scottish Islands and items requiring separate heavy or bulk delivery arrangements.
Northern Ireland
Royal Mail Standard and Tracked 48 are available for eligible parcels.
Our Northern Ireland courier service costs £15.00 for eligible consignments up to 30kg, with estimated delivery within 2–3 working days.
Scottish Highlands and Islands
Additional courier charges may apply to remote Scottish destinations.
- Scottish Islands courier: £25.00, estimated 2–3 working days.
- Scottish Highlands courier: £35.00, estimated 2–3 working days.
Please contact us before ordering if you need confirmation of delivery charges.
Click & Collect — FREE
Collect your order from Bearing King Ltd, Unit 5, Northfield Business Park, Parkgate, Rotherham, S60 1SD.
Please wait until you receive your collection-ready email before travelling.
International Delivery
We ship throughout Europe and worldwide. Available shipping services and charges are calculated at checkout.
Import duties, local taxes and customs clearance charges may apply and are normally the recipient's responsibility.
Important Delivery Information
Orders placed after 3.30pm, at weekends or on bank holidays will normally be processed on the next working day.
Delivery times are estimates rather than guarantees. Carrier delays can occasionally occur, and your statutory rights remain unaffected.
For urgent deliveries, same-day courier enquiries or heavy shipments, please call 01709 527269 or email enquiries@bearing-king.co.uk.
Returns Policy
1. You may return an unused item in new condition unless faulty within 30 days of receipt. Damaged or used goods cannot be refunded.
2. A copy of our returns form must be included with the returned goods.
3. Customers will be responsible for the original and return shipping charges unless our customer service department determines that we are at fault for an order error or product defect. Bearing King will not be responsible for any return item lost in transit.
4. Once we receive the package and the goods are checked, we will refund you by the payment method used when the order was placed.
5. Please allow 3-5 days for your return to be processed or exchange to be sent.