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 6650-01-186-5762
NSN 6685-01-579-3636
NSN 5960-00-054-3946
NSN 6130-01-241-3163
NSN 5920-01-061-9714
NSN 6130-00-990-9023
NSN 6135-01-263-4073
NSN 5996-01-338-9739
NSN 6105-00-901-8780
NSN 6220-01-556-3998
NSN 5999-01-182-5447
NSN 6650-01-534-2769