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 5998-01-566-2847
NSN 5895-01-220-0409
NSN 5920-00-300-1843
NSN 5910-00-467-8167
NSN 5965-01-215-3184
NSN 5910-01-170-4424
NSN 5905-01-600-0179
NSN 5998-01-011-3828
NSN 5910-00-964-9981
NSN 6320-01-341-6130
NSN 5925-00-456-0651
NSN 6135-01-526-6530