Quick Detachable Bushing Bushing Type Quick Detachable Bore Bushing Series F Bore Diameter 3 3/16 in Length 3.625 in Bolt Circle Diameter 5.63 in Bolt Size 9/16 In.-12 x 3-5/8 in System of Measurement Inch Bushing Diameter 4.438 in Flange Type Split Flange Width 13/16 in For Shaft Type Keyed Includes (3) Cap Screws Keyway Height 3/8 in Keyway Width 3/4 in Length Less Flange 2.813 in Material Steel Overall Diameter 6.625 in SAE Grade 5 Taper 3/4 in Per ft