Radial Ball Bearing, Bearing Industry Number 6209, Bore Diameter 45 mm, Closure Double Sealed, Outer Ring Width 19 mm, Outside Diameter 85 mm, Ring Material Alloy Steel, Seal Type Contact, System of Measurement Metric, Cage Material Steel, ABEC Rating 1, Ball Material Alloy Steel, Bore Diameter Tolerance +0/-0.01 mm, Dynamic Radial Load Capacity 7,900 lbf, Includes Retaining Ring Yes, Lubricant Material MT47 Grease