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 5935-01-571-2059
NSN 5999-00-004-4968
NSN 5985-00-165-1945
NSN 6610-01-641-6736
NSN 6105-01-019-4841
NSN 6620-00-553-8854
NSN 5996-00-022-3054
NSN 6240-01-466-7588
NSN 5855-00-832-9341
NSN 6220-01-049-0337
NSN 7035-01-543-0044
NSN 5999-01-341-7039