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 6650-01-204-7841
NSN 2925-01-273-4898
NSN 5996-00-488-1597
NSN 6145-01-006-6984
NSN 6150-00-204-6258
NSN 5965-01-161-3405
NSN 6240-01-023-2013
NSN 6650-00-420-3593
NSN 5975-00-221-7175
NSN 5975-01-423-1326
NSN 6150-01-331-0007
NSN 6650-01-548-7915