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 5945-01-417-2146
NSN 6110-01-551-1129
NSN 6130-01-459-8018
NSN 5925-00-194-1010
NSN 5990-01-074-0055
NSN 5835-01-373-9506
NSN 6130-01-357-6602
NSN 6150-01-197-4427
NSN 5985-01-542-5151
NSN 6320-00-790-4844
NSN 5999-00-222-7428
NSN 6645-01-458-3814