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 6610-01-170-1078
NSN 6145-01-658-6995
NSN 5965-01-538-4947
NSN 5975-01-367-4627
NSN 6135-01-566-1034
NSN 2925-01-197-7864
NSN 5835-01-347-8714
NSN 6610-01-649-5326
NSN 6620-00-118-7591
NSN 4140-01-074-7155
NSN 5985-01-487-2484
NSN 7035-00-946-2642