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 5998-01-044-2702
NSN 6645-01-459-7788
NSN 6145-00-826-6676
NSN 5950-01-534-9833
NSN 5905-00-466-2256
NSN 6105-01-245-3313
NSN 5915-01-443-3881
NSN 5925-01-164-2584
NSN 5895-01-591-7098
NSN 5925-01-280-0538
NSN 5975-00-904-3206
NSN 6610-01-593-0135