Taper Lock Bushing Bushing Type Taper Lock Bore Bushing Series 3020 Bore Diameter 1 11/16 in Length 2 in Bolt Circle Diameter 4 in Bolt Size Not Applicable System of Measurement Inch Fastener Tightening Torque Capacity 24 000 in-lb Flange Type Flangeless Flange Width Not Applicable For Shaft Type Keyed Includes (2) Set Screws Keyway Height 3/16 in Keyway Width 3/8 in Length Less Flange Not Applicable Material Steel Overall Diameter 4.25 in Taper 8 Degrees