Keyless Bushing Flange Type Not Applicable For Bore Diameter 2 in Keyless Bushing Type Multi-Screw Locking Assembly Material Carbon Steel Outside Diameter 3 11/32 in Overall Width 2.52 in System of Measurement Inch Hub Contact Pressure 13 779 psi Maximum Transmitted Torque 3 141 ft-lb Outside Diameter Tolerance +.0018 in