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 6110-00-076-2722
NSN 6130-00-409-2951
NSN 5835-01-435-4139
NSN 5960-01-564-5044
NSN 6135-00-170-8819
NSN 5990-01-565-2226
NSN 5975-00-994-9102
NSN 5990-01-052-9343
NSN 6645-00-067-7070
NSN 6110-01-429-1067
NSN 6135-00-461-3590
NSN 5915-00-221-9610