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 5920-01-626-5520
NSN 5930-00-763-2235
NSN 5960-01-146-8707
NSN 5960-01-045-8524
NSN 6135-01-223-3869
NSN 6105-01-008-9223
NSN 5998-00-522-0671
NSN 4140-01-634-0330
NSN 5945-00-431-8481
NSN 6650-01-633-9147
NSN 5945-00-630-9824
NSN 5975-00-775-2455