Agricultural Disc Bearing Bore Shape Square Bore Size 1.3 in Ball Material Steel Flange Type Non-Flanged Housing Material Alloy Steel Outside Diameter 3.346 in Overall Width 1.437 in System of Measurement Inch Closure Double Sealed ABEC Rating 1 Application Disc Harrows Disc Tillers Trenching Machinery Bearing Industry Number DC209TTR8 Bore Size Tolerance +/-0.005 in Cage Material Nylon Cage Type Pressed Dynamic Radial Load Capacity 7 307 lbf Flange Size Not Applicable