Item: Radial Ball Bearing, Bearing Type: Double Shield, Bore Dia.: 25mm, Bore Tolerance: +0/-0.01mm, Outside Dia.: 62mm, Outside Dia. Tolerance: +0/-0.013mm, Width: 17mm, ABEC Tolerance: 1, Dynamic Load Capacity: 4,640 lb., Static Load Capacity: 2,520 lb., Max. RPM: 13,000, Temp. Range: -40 Degrees to 350 Degrees F.,  Bearing Material: 52100 Chrome Steel, Cage Material: Pressed Steel, Shield Material: Steel, Lubrication: EM Grease, Industry Number: 6305-ZZ C3.