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 5915-00-198-3881
NSN 5835-00-435-6638
NSN 5905-01-319-2611
NSN 6135-00-767-0331
NSN 6610-01-371-5039
NSN 5895-00-539-8322
NSN 6145-00-500-0814
NSN 5999-00-975-8907
NSN 6620-00-033-3280
NSN 5935-00-412-9653
NSN 5945-01-490-2650
NSN 4140-01-206-4832