Agricultural Disc Bearing Bore Shape Square Bore Size 1.25 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 FD209RM Bolt Circle Diameter 5 in Bore Size Tolerance +/-0.0006 in Cage Material Nylon Dynamic Radial Load Capacity 7 385 lbf Finish Silver Plated Flange Size 5 in ISO Rating Class 0