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 5920-01-401-5315
NSN 5915-01-196-6016
NSN 5945-00-018-4543
NSN 6150-00-426-6837
NSN 5905-01-530-3652
NSN 5975-00-278-7437
NSN 5915-01-106-3944
NSN 5965-01-392-8981
NSN 6320-01-366-5157
NSN 6145-01-155-9299
NSN 6110-01-340-7901
NSN 6650-01-305-0027