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 6220-01-241-4625
NSN 5895-01-194-3897
NSN 5905-01-424-0565
NSN 5945-01-377-2415
NSN 5910-01-357-9379
NSN 6240-00-250-8693
NSN 5930-01-576-9993
NSN 6130-01-202-2494
NSN 5998-00-069-4545
NSN 7035-01-588-8470
NSN 5985-01-519-8386
NSN 6135-00-767-0331