Miniature Ball Bearing Bearing Industry Number R4 Bore Diameter 1/4 in Closure Open Outer Ring Width 0.196 in Outside Diameter 5/8 in Ring Material Stainless Steel System of Measurement Inch Cage Material Steel Cage Type Ribbon Dynamic Radial Load Capacity 332.7338 lbf Extended Inner Ring Yes Extended Inner Ring Width 0.196 in Fillet Radius 0.0118 in Finish Chrome Plated Flange Type Non-Flanged Includes Retaining Ring No Lubricant Material Oil