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 5915-01-551-5322
NSN 6685-01-624-7770
NSN 5925-01-182-4747
NSN 5965-01-147-5847
NSN 6110-01-575-4472
NSN 5910-01-249-2707
NSN 5990-00-594-7291
NSN 5965-01-305-7413
NSN 5996-00-142-5697
NSN 5945-01-459-8998
NSN 5855-00-327-2112
NSN 2925-01-434-6945