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 5920-01-203-3915
NSN 5965-01-532-2112
NSN 6610-00-574-6198
NSN 6145-01-142-2234
NSN 5996-01-348-7370
NSN 5905-01-023-5829
NSN 5965-01-633-8849
NSN 4140-01-531-7375
NSN 4140-01-566-3053
NSN 6110-01-338-9957
NSN 6130-01-344-4827
NSN 6650-00-367-9230