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 5998-01-091-9104
NSN 6130-01-192-3741
NSN 5930-00-289-9901
NSN 5996-00-613-1761
NSN 5920-01-502-5838
NSN 5985-01-139-4667
NSN 5990-00-212-4316
NSN 5920-01-281-7354
NSN 5975-00-779-3319
NSN 6145-01-301-2003
NSN 6650-01-378-6868
NSN 6620-01-546-4942