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 5996-01-424-5341
NSN 5920-01-594-2424
NSN 6110-01-605-0144
NSN 5855-01-013-6864
NSN 6110-01-371-1622
NSN 6320-00-790-4844
NSN 6240-01-536-3604
NSN 5935-01-054-3862
NSN 5965-01-068-6696
NSN 6620-01-141-1694
NSN 4140-00-274-9638
NSN 6645-00-908-0140