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 6610-00-104-8223
NSN 5910-01-542-8237
NSN 6240-01-420-6495
NSN 5985-00-233-7284
NSN 5895-01-290-9793
NSN 5965-01-039-1430
NSN 5960-00-337-2792
NSN 5935-01-388-4315
NSN 5999-01-401-5322
NSN 6645-00-789-0800
NSN 6150-01-141-4775
NSN 5835-00-939-7470