Universal Joint, Coupling Size NB-8B, Overall Length 3 3/4 in, Maximum Bore Diameter 1 in, Maximum Operating Angle 25 Degrees , Yoke Length 1 7/8 in, Boot Material Not Applicable, Bore Diameter 5/8 in, Number of Joints Single, Joint Diameter 1 1/4 in, Maximum Torque 550 in-lb, Maximum Speed 6,000 RPM, U-Joint Material Carbon Steel, Joint Type Needle Bearing, Booted No, Outside Diameter 1 1/4 in, Keyway Depth Not Applicable, Keyway Width Not Applicable, Length through Bore 1 1/16 in