Keyless Bushing Flange Type Not Applicable For Bore Diameter 2 7/16 in Keyless Bushing Type Multi-Screw Locking Assembly Material Steel Outside Diameter 3 47/64 in Overall Width 2.913 in System of Measurement Inch Finish Oil Dipped Hub Contact Pressure 18 956 psi Maximum Transmitted Torque 4 703 ft-lb Outside Diameter Tolerance +0.002 in