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 4140-01-106-7394
NSN 5965-01-625-9234
NSN 6320-01-233-5798
NSN 5910-01-408-1362
NSN 5910-01-411-1055
NSN 4140-00-713-9320
NSN 5985-00-935-0032
NSN 5905-01-326-3326
NSN 5965-00-113-9748
NSN 6645-01-364-0867
NSN 6620-00-246-6448
NSN 5835-01-622-2556