Miniature Ball Bearing Bearing Industry Number R4 Bore Diameter 1/4 in Closure Double Shielded 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 Fillet Radius 0.0118 in Finish Chrome Plated Flange Diameter 0.69 in Flange Thickness 0.042 in Flange Type Flanged Includes Retaining Ring No Lubricant Material Grease