Center step has involute splines 4.485 in. Lg, 30 degrees pressure angle, 1.750 in. Pitch dia
A shaft having two or more different diameters (greater than 0.031 inches (0.79 millimeter)) along its length. It must have one or more of the following conditions: a specified surface finish designation in the range 1 to 125 microinches (0.025 to 3.2 micrometers) arithmetical average (aa), machined peripheral flat(s), circular groove(s), keyway(s), splines, threads, or holes. The ends and/or shoulders may be machined to accommodate bearings, couplings, and the like. It is not designed for use in aligning by fitting into corresponding holes of another item. For items used to support rotating members see axle(1), shouldered. For items not having any of the above conditions see pin, shoulder, headless. Excludes shaft(1), straight; and axle(1), straight.
Classification: Transmission shafts and cranks, except camshafts and crankshafts
NSN 6320-01-029-4220
NSN 5990-01-419-0661
NSN 5895-00-753-5349
NSN 6135-00-992-8750
NSN 5935-01-437-6067
NSN 6685-01-018-1998
NSN 5975-00-155-4181
NSN 5975-00-963-0149
NSN 6105-01-054-7041
NSN 6685-01-026-0111
NSN 5998-00-211-1817
NSN 5910-01-435-5531