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 6320-01-592-6248
NSN 6220-01-371-6768
NSN 5835-01-416-6455
NSN 6650-01-067-0132
NSN 2925-01-464-3093
NSN 5996-01-256-2073
NSN 5935-01-546-7852
NSN 6610-00-391-7888
NSN 6110-01-276-6779
NSN 5965-00-372-2537
NSN 5999-00-364-0769
NSN 6135-00-789-2865