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 6220-01-464-3618
NSN 5945-01-362-1503
NSN 5999-01-250-4220
NSN 5998-01-575-5274
NSN 6110-00-124-7384
NSN 5935-00-529-0319
NSN 6240-01-559-9117
NSN 5990-01-579-2711
NSN 5905-01-317-6226
NSN 6610-01-189-3001
NSN 6650-01-398-7323
NSN 5855-01-492-9795