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 5935-01-141-7694
NSN 2925-01-139-5144
NSN 4140-01-051-0421
NSN 5835-01-447-2544
NSN 6145-00-768-8976
NSN 6645-01-434-2648
NSN 6645-01-182-4896
NSN 6610-00-935-7131
NSN 6135-00-422-3967
NSN 6650-01-472-6753
NSN 5999-01-382-9776
NSN 5905-01-448-3405