Description: 5210ZZ Nachi Double Row Angular Ball Bearing, bearing is Double Shielded, Made in Japan, inner diameter is 50mm, outer diameter is 90mm and width is 30.2mm. Item: 5210ZZ Ball Bearing Type: Nachi Double Row Angular Ball Bearing Closures: Double Shielded Dimensions: 50mm x 90mm x 30.2mm/Metric ID (inner diameter)/Bore: 50mm OD (outer diameter): 90mm Width/Height/thickness: 30.2mm Size: 50 x 90 x 30.2 mm Quantity: One Bearing Dynamic load rating Cr: 45,000 N Static load rating Cor: 39,000 N Limiting Speed: Grease Lubrication: 5,000 RPM Made in Japan Package Include : ONE BERING 5210 ZZ C3 NACHI