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 5998-01-142-5801
NSN 5996-01-187-5535
NSN 5895-01-428-9966
NSN 5965-01-371-1297
NSN 4140-01-551-1125
NSN 5920-00-155-2173
NSN 6130-01-117-2610
NSN 5998-01-444-3683
NSN 5835-01-552-8365
NSN 6320-00-937-5625
NSN 5920-01-022-4138
NSN 2925-01-537-2069