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 5920-01-359-2846
NSN 5920-01-461-3718
NSN 6135-01-656-0761
NSN 4140-01-128-7301
NSN 5910-00-368-4108
NSN 5950-01-201-0497
NSN 6110-01-579-3556
NSN 5998-01-519-9273
NSN 6620-00-994-9917
NSN 5935-01-406-2893
NSN 5945-00-268-3559
NSN 5945-01-475-0780