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 5895-00-586-1068
NSN 6320-01-567-9792
NSN 5996-00-293-4687
NSN 4140-01-021-5482
NSN 6645-00-932-1464
NSN 5985-01-243-7708
NSN 5965-01-317-2944
NSN 5965-00-762-0630
NSN 5915-01-361-2389
NSN 6650-00-430-0296
NSN 5998-00-067-9514
NSN 5945-01-472-4347