Keyless Bushing, Flange Type Not Applicable, For Bore Diameter 3/4 in, Keyless Bushing Type Single Nut Locking Assembly, Material Steel, Outside Diameter 1 1/2 in, Overall Width 1.5 in, System of Measurement Inch, Finish Oil Dipped, Hub Contact Pressure 11,000 psi, Maximum Transmitted Torque 208 ft-lb, Outside Diameter Tolerance +/-0.003