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 6650-00-242-7961
NSN 4140-01-070-0137
NSN 6320-01-285-1922
NSN 6130-01-268-1436
NSN 6645-01-657-2604
NSN 6645-00-958-5299
NSN 5935-01-418-9490
NSN 2925-00-549-6759
NSN 5998-00-204-8251
NSN 5935-01-157-9983
NSN 5920-01-088-7958
NSN 5975-01-516-6501