Miniature Ball Bearing Bearing Industry Number MR148 Bore Diameter 8 mm Closure Double Shielded Outer Ring Width 4 mm Outside Diameter 14 mm Ring Material Stainless Steel System of Measurement Metric Cage Material Steel Cage Type Crown Ribbon Dynamic Radial Load Capacity 818 N Fillet Radius 0.15 mm Finish Chrome Plated Flange Diameter 15.6 mm Flange Type Non-Flanged Includes Retaining Ring No Lubricant Material Grease