Radial Ball Bearing Bearing Industry Number 63309 Bore Diameter 45 mm Closure Double Sealed Outer Ring Width 39.7 mm Outside Diameter 100 mm Ring Material Alloy Steel Seal Type Non-Contact System of Measurement Metric Cage Material Steel ABEC Rating 1 Ball Material Alloy Steel Bore Diameter Tolerance +0/-0.012 mm Cage Type Pressed Dynamic Radial Load Capacity 68 500 N Fillet Radius 1.5 mm Finish Chrome Plated Includes Retaining Ring No ISO Rating Class 0