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 6220-01-384-9131
NSN 6150-01-571-1080
NSN 6650-01-633-6872
NSN 7035-01-169-6551
NSN 5985-01-056-1091
NSN 5895-01-198-4515
NSN 5910-00-614-4378
NSN 5975-01-473-2767
NSN 5910-01-531-5980
NSN 5965-01-342-2865
NSN 5998-01-462-7359
NSN 5910-01-399-1592