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 6135-01-375-6724
NSN 5990-01-581-5103
NSN 5960-01-389-0245
NSN 5920-01-077-5325
NSN 5835-00-064-5312
NSN 5965-00-058-6751
NSN 5996-00-096-2604
NSN 5905-00-253-3461
NSN 6145-01-089-2651
NSN 6320-01-352-8084
NSN 5920-01-548-3737
NSN 5925-01-571-7018