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 5999-00-415-2985
NSN 5998-01-041-5934
NSN 6135-00-809-2148
NSN 6135-00-782-6893
NSN 6650-01-214-1710
NSN 5915-01-362-3462
NSN 5910-01-242-7437
NSN 5910-01-503-2600
NSN 5855-01-278-8922
NSN 6620-01-290-2973
NSN 5905-01-260-8641
NSN 6320-00-115-0883