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 6130-01-334-6990
NSN 6110-01-275-2780
NSN 6130-00-833-7763
NSN 5835-01-616-6131
NSN 6110-01-547-9822
NSN 6150-01-561-8216
NSN 6320-00-456-2092
NSN 6135-00-276-7625
NSN 6130-00-148-8784
NSN 5925-01-652-9296
NSN 6145-01-378-4321
NSN 5998-00-229-9166