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 5990-01-604-0862
NSN 5990-00-003-0569
NSN 6220-01-536-1965
NSN 5920-01-346-1208
NSN 5999-01-465-3156
NSN 5960-01-399-4327
NSN 5905-00-152-4080
NSN 5855-01-195-2518
NSN 5855-00-198-3197
NSN 5960-00-091-8729
NSN 5925-01-624-4903
NSN 5996-01-301-8224