Idler Bushing Bearing Type Radial Ball Bearing Bolt Circle Diameter 3.13 in Bolt Hole Diameter 7/16 in Bore Bushing Series SF Bushing Diameter 3.13 in Bushing Material Steel Bushing Type Quick Detachable Dynamic Radial Load Capacity 4 860 lbf Flange Thickness 0.5 in Flange Type Solid For Bore Diameter Not Applicable For Idler Shaft Industry Number Not Applicable Idler Shaft Size 1 In.-8