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 5999-00-905-3973
NSN 6685-00-957-0716
NSN 4140-01-511-4922
NSN 5895-01-136-4845
NSN 6620-01-172-5497
NSN 5920-01-634-0250
NSN 6650-01-119-9920
NSN 7035-00-408-8170
NSN 5960-01-318-0987
NSN 5920-00-850-1773
NSN 5996-01-518-9868
NSN 5905-01-530-3652