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
NSN 5925-01-658-6422
NSN 6645-01-168-8465
NSN 5990-01-652-7373
NSN 6145-01-619-9943
NSN 6145-00-087-0802
NSN 6145-00-081-0299
NSN 5915-00-025-1763
NSN 5990-01-168-6797
NSN 2925-00-652-3408
NSN 5945-01-472-2099
NSN 2925-00-839-6815