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 5975-01-101-2192
NSN 2925-01-130-9265
NSN 5965-01-495-1170
NSN 6610-00-270-9974
NSN 7035-01-502-9967
NSN 6650-00-877-6972
NSN 6620-01-415-8550
NSN 2925-00-833-9466
NSN 5998-01-194-0099
NSN 5999-01-200-8318
NSN 6145-01-529-6566
NSN 5920-00-714-8847