Agricultural Disc Bearing Bore Shape Round Bore Size 1.53 in Ball Material Steel Flange Type Non-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 CDS209TTR6P Bore Size Tolerance +/-0.005 in Cage Material Nylon Dynamic Radial Load Capacity 7 350 lbf Flange Size Not Applicable ISO Rating Class 0 Lubricant Material Alvania #3