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 5999-01-281-5593
NSN 5855-01-512-1926
NSN 6220-01-644-8366
NSN 6150-01-420-8536
NSN 6135-00-877-1659
NSN 6240-01-266-0930
NSN 6135-01-495-0933
NSN 6610-01-431-6867
NSN 5855-01-243-2355
NSN 6650-01-510-4778
NSN 6650-00-059-6268
NSN 5935-00-045-8672