See drawing for further details
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 5910-01-312-3366
NSN 6150-01-600-5541
NSN 5935-00-639-1382
NSN 5915-01-591-3772
NSN 5925-00-437-2854
NSN 6135-01-246-0308
NSN 6240-01-510-9299
NSN 5905-01-120-4917
NSN 5945-00-132-2218
NSN 6110-00-135-4906
NSN 5945-00-253-4989
NSN 6130-01-022-5435