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 6110-01-132-9760
NSN 5925-01-124-0156
NSN 5990-01-604-0862
NSN 6320-01-445-8192
NSN 6130-01-494-9329
NSN 5905-01-442-1977
NSN 5895-01-199-0147
NSN 7035-01-033-0612
NSN 5925-00-981-9006
NSN 5920-01-320-7888
NSN 6110-01-090-0804
NSN 6320-00-841-2279