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 5998-00-905-1482
NSN 6135-00-643-4843
NSN 5990-00-681-2789
NSN 7035-01-201-7152
NSN 6145-01-399-2350
NSN 5930-01-463-3691
NSN 4140-01-227-0370
NSN 5925-01-107-0426
NSN 5960-01-260-0770
NSN 6130-01-029-8786
NSN 5855-00-466-2309
NSN 5855-01-149-4110