Universal Joint Coupling Size 750 Overall Length 2 11/16 in Maximum Bore Diameter Not Applicable Maximum Operating Angle 45 Degrees Yoke Length 1 3/8 in Boot Material Not Applicable Bore Diameter 3/8 in Number of Joints Single Joint Diameter 3/4 in Maximum Torque 250 in-lb Maximum Speed 1 000 RPM U-Joint Material Steel Joint Type Pin Block Booted No Outside Diameter 3/4 in Keyway Depth 1/16 in Keyway Width 1/8 in Length through Bore 15/16 in Break Torque 1 250 in-lb