7218BW NSK Single Row Angular Contact Ball Bearing 90x160x30mm

In stock
SKU: 7218BW-NSK
Regular price £185.86 inc.VAT
£154.88 exc.VAT
All prices exclude VAT unless otherwise stated
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Product details

  • Vendor NSK
  • SKU 7218BW-NSK
  • Inside diameter (d) 90mm
  • Outside diameter (D) 160mm
  • Width (B) 30mm

The 7218BW Single Row Angular Contact Ball Bearing is designed to support combined radial loads and axial loads acting in one direction, making it suitable for precision machinery and heavy-duty industrial applications. Its angular contact design provides increased rigidity, stable running characteristics, and reliable load handling under elevated load conditions.

Manufactured from high-quality bearing steel and produced to precise dimensional tolerances, the 7218BW delivers dependable performance and durability in continuous operation. The open bearing design allows efficient lubrication and effective heat dissipation, contributing to smooth operation and extended service life.

Boundary Dimensions

  • Bore diameter (d): 90 mm

  • Outside diameter (D): 160 mm

  • Width (B): 30 mm

  • Minimum chamfer dimension (r): 2.0 mm

  • Minimum chamfer dimension (r1): 1.0 mm

Basic Load Ratings

  • Basic dynamic load rating (Cr): 117,000 N

  • Basic static load rating (C0r): 94,000 N

Speeds

  • Limiting speed (grease lubrication): 2,600 min⁻¹

  • Limiting speed (oil-bath lubrication): 3,400 min⁻¹

Internal Dimensions

  • Effective load center (a): 67.4 mm

Abutment and Fillet Dimensions

  • Minimum shaft abutment diameter (da): 100 mm

  • Maximum housing abutment diameter (Da): 150 mm

  • Maximum shaft or housing fillet radius (ra): 2.0 mm

Mass

  • Approximate weight: 2.29 kg

The 7218BW Angular Contact Ball Bearing is commonly used in machine tool spindles, heavy-duty pumps, compressors, electric motors, gearboxes, and other precision mechanical assemblies where high load capacity, controlled axial support, and reliable long-term performance are required.