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 5895-01-146-0570
NSN 5905-01-568-6830
NSN 5915-01-219-1327
NSN 5925-00-280-2273
NSN 5990-00-332-9426
NSN 5855-00-912-3885
NSN 5835-00-164-7309
NSN 6645-01-185-7684
NSN 6130-00-073-2994
NSN 5945-00-735-9542
NSN 5996-01-513-9656
NSN 6145-00-526-3056