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 6645-01-322-5644
NSN 6150-01-609-6358
NSN 6145-01-024-7666
NSN 5945-01-019-5538
NSN 6220-01-438-1579
NSN 4140-00-613-9209
NSN 6110-00-288-4179
NSN 6610-01-633-6773
NSN 2925-01-026-1000
NSN 6135-01-361-1776
NSN 2925-00-710-6161
NSN 6110-01-392-9108