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 6135-01-294-2131
NSN 6685-00-958-1860
NSN 6620-01-641-4122
NSN 5930-00-203-4430
NSN 5905-00-396-3047
NSN 5985-00-987-0208
NSN 5996-00-382-9296
NSN 5920-01-564-2086
NSN 6135-00-900-2139
NSN 2925-00-549-6759
NSN 5930-00-244-0171
NSN 6610-01-085-6947