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 6110-00-542-2202
NSN 5925-01-399-5305
NSN 5905-01-216-2150
NSN 5835-01-268-1924
NSN 5960-00-338-3577
NSN 5998-00-259-3059
NSN 5965-00-296-9994
NSN 5990-00-860-1960
NSN 6105-01-658-3067
NSN 5996-00-589-9943
NSN 6105-01-573-7488
NSN 5985-01-026-4700