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 6240-00-925-2194
NSN 6240-00-401-9868
NSN 5998-00-227-8504
NSN 6145-00-070-9368
NSN 6130-01-588-7145
NSN 5930-00-876-0552
NSN 5935-01-579-8370
NSN 5915-01-625-6257
NSN 5965-01-098-7028
NSN 5999-00-285-2987
NSN 5835-01-126-9358
NSN 5950-01-474-9186