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 5915-00-914-2806
NSN 4140-01-237-1509
NSN 5960-01-314-1822
NSN 6130-00-781-4245
NSN 5920-01-401-5315
NSN 5935-00-942-7437
NSN 6645-01-466-2083
NSN 6610-01-140-5921
NSN 5999-00-147-5857
NSN 6685-00-110-9800
NSN 5915-00-084-6102
NSN 6135-00-080-9176