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 5945-00-712-1486
NSN 5920-00-362-1376
NSN 4140-00-419-0631
NSN 6130-01-167-6021
NSN 5965-00-764-1841
NSN 6650-01-571-7122
NSN 5999-01-604-9271
NSN 6150-01-388-3627
NSN 5925-01-070-1120
NSN 5930-01-659-3715
NSN 5996-01-633-2867
NSN 6135-01-454-4574