Radial Ball Bearing Bearing Industry Number 6304 Bore Diameter 20 mm Closure Double Shielded Outer Ring Width 15 mm Outside Diameter 52 mm Ring Material Alloy Steel System of Measurement Metric Cage Material Steel Ball Material Alloy Steel Cage Type Pressed Dynamic Radial Load Capacity 17 600 N Fillet Radius 1.1 mm Finish Chrome Plated Includes Retaining Ring No ISO Rating Class 0 Lubricant Material SRI 2