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 5905-00-520-6044
NSN 5935-01-350-3803
NSN 6110-00-942-4837
NSN 6650-01-365-9306
NSN 6650-01-421-2762
NSN 6150-00-780-3586
NSN 5950-00-717-7805
NSN 5920-01-133-3546
NSN 5915-01-020-9153
NSN 5999-01-152-6761
NSN 6645-00-276-7544
NSN 6105-00-838-7073