Radial Ball Bearing, Bearing Industry Number 6204, Bore Diameter 20 mm, Closure Double Sealed, Outer Ring Width 14 mm, Outside Diameter 47 mm, Ring Material Alloy Steel, Seal Type Contact, System of Measurement Metric, Cage Material Steel, ABEC Rating 1, Ball Material Alloy Steel, Bore Diameter Tolerance +0/-0.010 mm, Dynamic Radial Load Capacity 3,250 lbf, Includes Retaining Ring No, Lubricant Material SRI 2