Radial Ball Bearing, Bearing Industry Number 6204, Bore Diameter 20 mm, Closure Open, For Environment Oily/Greasy, Outer Ring Width 14 mm, Outside Diameter 47 mm, Ring Material Alloy Steel, System of Measurement Metric, Cage Material Steel, ABEC Rating 1, Ball Material Alloy Steel, Ball Material Grade AISI 52100, Bore Diameter Tolerance +0/-0.1 mm, Dynamic Radial Load Capacity 2,880 lbf, Includes Retaining Ring No