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 6620-00-963-1319
NSN 6130-01-045-6294
NSN 6135-00-170-8819
NSN 5950-01-634-0677
NSN 5855-00-925-7887
NSN 6150-01-447-0077
NSN 5935-01-052-1902
NSN 5915-00-331-3423
NSN 7035-01-633-9537
NSN 5835-00-918-8169
NSN 6650-01-431-3649
NSN 5998-00-911-2973