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 5996-00-308-4594
NSN 6145-01-634-0388
NSN 6610-01-013-4937
NSN 4140-00-823-9194
NSN 6240-00-104-4662
NSN 6645-01-613-7389
NSN 5998-01-589-8363
NSN 5895-01-208-3943
NSN 5930-00-054-6463
NSN 6105-01-537-7347
NSN 6645-01-294-6403
NSN 5945-01-211-3325