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 5915-01-439-2249
NSN 2925-01-203-0493
NSN 6110-01-074-4228
NSN 6130-01-178-5143
NSN 6650-00-244-5648
NSN 5905-00-410-1631
NSN 5975-01-189-6287
NSN 6610-01-167-8747
NSN 5960-01-376-3880
NSN 5990-01-365-6016
NSN 5910-00-353-6649
NSN 5999-01-258-4790