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 5905-00-964-6097
NSN 6145-01-211-6591
NSN 6150-01-159-8950
NSN 2925-00-613-2515
NSN 5975-01-584-1127
NSN 6150-00-419-6382
NSN 4140-01-226-6944
NSN 4140-01-502-6496
NSN 6650-00-456-7654
NSN 5855-00-118-8762
NSN 5910-01-560-6939
NSN 6150-01-323-1057