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 6650-01-554-2824
NSN 5910-00-050-4539
NSN 5920-01-206-9947
NSN 5965-01-139-2712
NSN 6650-01-060-6533
NSN 6240-01-313-2229
NSN 6145-01-421-2007
NSN 6685-01-260-4307
NSN 6220-01-413-6506
NSN 6135-01-365-2707
NSN 5965-00-134-0883
NSN 5999-01-256-1121