Radial Ball Bearing, Single Row, Double Sealed, Bore Dia. 17 mm, Outside Dia. 40 mm, Width 12 mm, Rubber Seal Material, ABEC Tolerance 1, Dynamic Load Capacity 2,450 lb, Static Load Capacity 1,060 lb, Max. RPM 8,772 RPM, Temp. Range -60 Degrees to 200 Degrees F, Steel Bearing Material, Steel Cage Material, Chevron SRI 2, Industry Number 203PP