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 6610-01-010-2112
NSN 5835-00-327-6192
NSN 5895-01-647-6952
NSN 6110-01-082-7806
NSN 6645-01-100-3296
NSN 6130-01-435-4371
NSN 5985-00-919-5525
NSN 6130-00-277-7321
NSN 5920-01-287-3343
NSN 4140-01-655-9389
NSN 6650-00-620-0212
NSN 7035-00-495-2137