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 6150-01-280-0645
NSN 5985-01-332-1172
NSN 5920-00-650-6562
NSN 5930-01-148-2404
NSN 6320-01-160-8578
NSN 6130-01-580-1339
NSN 5975-00-207-3416
NSN 5996-01-609-0779
NSN 5965-01-415-7080
NSN 5920-01-610-2747
NSN 5999-01-535-6822
NSN 4140-01-495-6979