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 6320-01-089-9086
NSN 5920-01-422-4151
NSN 5985-01-334-7621
NSN 5915-01-610-3771
NSN 5960-00-568-0789
NSN 5930-01-452-5336
NSN 5996-01-466-7643
NSN 6610-01-062-9994
NSN 4140-01-551-1861
NSN 5998-01-406-4163
NSN 5985-01-139-4667
NSN 6620-01-323-7620