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 6240-01-470-1761
NSN 5996-00-630-9594
NSN 5998-00-141-9872
NSN 6320-01-418-6681
NSN 6110-01-648-3854
NSN 5960-01-543-0235
NSN 5960-01-263-6781
NSN 5935-01-170-4104
NSN 4140-01-653-9368
NSN 4140-00-215-8593
NSN 5925-01-316-0408
NSN 5935-01-197-7930