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 6145-01-166-2652
NSN 6130-01-629-9361
NSN 5998-01-546-0831
NSN 5895-01-409-2949
NSN 6110-00-932-5257
NSN 5915-01-357-1137
NSN 6150-00-619-8574
NSN 5855-00-999-1419
NSN 5925-01-655-0824
NSN 6130-01-157-9307
NSN 6145-00-590-8642
NSN 6150-01-338-5791