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 6240-00-364-0850
NSN 5965-01-282-6085
NSN 6240-00-502-7710
NSN 5990-01-021-7303
NSN 4140-00-282-9759
NSN 4140-01-326-0219
NSN 5950-01-141-2061
NSN 7035-01-127-9019
NSN 5925-01-602-3468
NSN 6130-01-427-9604
NSN 5998-01-310-0173
NSN 6240-00-983-6761