*The inside diameter of(mm): 45
*Accuracy level: P0
*Outer diameter(mm): 85
*Width(mm): 49.2
*Standard encdoing: GB/T3882-2017
*Cage and materials: Bearing steel
*Cr(kN): 24.36
*Cor(kN): 17.71
*Grease lubrication limit speed (rpm): 1900
*Oil lubrication limit speed (rpm): 2100