Taper Lock Bushing Bushing Type Taper Lock Bore Bushing Series 1610 Bore Diameter 1 1/8 in Length 1 in Bolt Circle Diameter 2.13 in Bolt Size Not Applicable System of Measurement Inch Fastener Tightening Torque Capacity 4 300 in-lb Flange Type Flangeless Flange Width Not Applicable For Shaft Type Keyed Includes (2) Set Screws Keyway Height 1/8 in Keyway Width 1/4 in Length Less Flange Not Applicable Material Steel Overall Diameter 2.25 in Taper 8 Degrees