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 6220-00-378-1484
NSN 5998-01-476-9568
NSN 5925-01-314-5514
NSN 6110-01-006-1340
NSN 5985-01-432-0157
NSN 6150-01-204-9679
NSN 6135-01-329-7994
NSN 6145-00-185-9962
NSN 5925-01-501-0727
NSN 5905-00-729-8901
NSN 4140-00-242-6465
NSN 5935-01-583-8997