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 6610-00-149-1534
NSN 5998-01-658-1540
NSN 5910-00-752-4545
NSN 5960-00-825-6442
NSN 6150-01-364-8688
NSN 5990-00-288-1820
NSN 6110-01-139-4646
NSN 6220-01-543-2443
NSN 6650-00-494-8671
NSN 5998-01-504-0232
NSN 5990-01-633-9503
NSN 6240-01-385-8684