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 5920-00-655-1154
NSN 5999-00-164-2981
NSN 6320-01-173-7950
NSN 6105-01-411-6609
NSN 5975-01-401-5355
NSN 6620-00-246-8828
NSN 5925-01-429-7699
NSN 5975-01-576-9501
NSN 5945-01-200-9603
NSN 5965-01-458-5299
NSN 6320-01-425-1417
NSN 7035-01-357-9246