Agricultural Disc Bearing Bore Shape Round Bore Size 1.75 in Ball Material Steel Flange Type Flanged Housing Material Alloy Steel Outside Diameter 5 in Overall Width 1.687 in System of Measurement Inch Closure Double Sealed ABEC Rating 1 Application Severe Tillage Bearing Industry Number FD209RJ Bolt Circle Diameter 5 in Bore Size Tolerance +/-0.005 in Cage Material Nylon Dynamic Radial Load Capacity 7 385 lbf Finish Silver Plated Flange Size 5 in ISO Rating Class 0