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 6650-01-197-4585
NSN 5945-00-194-8369
NSN 6610-01-659-1485
NSN 5920-00-152-4003
NSN 6240-01-649-1520
NSN 6320-01-072-2073
NSN 6130-01-655-7393
NSN 5935-01-490-1603
NSN 5905-01-310-6824
NSN 5945-01-430-8734
NSN 5985-01-325-4457
NSN 6610-01-194-1778