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 6220-00-945-8483
NSN 6135-01-210-8715
NSN 5915-01-136-4035
NSN 5855-01-440-1768
NSN 4140-00-707-5963
NSN 6110-01-653-9614
NSN 5945-01-145-3179
NSN 5998-00-935-8737
NSN 5920-01-029-3813
NSN 2925-01-541-5031
NSN 6105-00-177-3684
NSN 5920-01-013-5780