Miniature Ball Bearing Bearing Industry Number 608 Bore Diameter 8 mm Closure Double Sealed Outer Ring Width 7 mm Outside Diameter 22 mm Ring Material Alloy Steel Seal Type Contact System of Measurement Metric Cage Material Steel ABEC Rating 1 Cage Type Crown Ribbon Dynamic Radial Load Capacity 3 300 N Fillet Radius 0.3 mm Finish Chrome Plated Flange Diameter 25 mm Flange Thickness 1.5 mm Includes Retaining Ring No Lubricant Material Grease