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 5985-00-901-6221
NSN 5996-01-341-4313
NSN 6240-01-647-3790
NSN 5895-00-144-0250
NSN 2925-01-146-0278
NSN 5835-01-422-2399
NSN 5965-00-933-8971
NSN 6130-01-571-8628
NSN 5996-01-202-9338
NSN 6645-01-633-1852
NSN 5998-00-452-0329
NSN 6650-01-534-8357