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 6240-01-088-0191
NSN 5998-01-563-7960
NSN 5990-01-359-8334
NSN 5945-01-453-4883
NSN 6110-01-298-6847
NSN 5950-01-483-8674
NSN 6110-00-181-5634
NSN 5990-01-633-9503
NSN 6105-00-935-2700
NSN 5945-01-468-3227
NSN 4140-01-163-1096
NSN 5935-00-362-3873