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 6110-01-505-2074
NSN 5895-01-546-3817
NSN 6645-00-081-4298
NSN 5920-01-461-3214
NSN 5960-01-589-6846
NSN 5835-00-833-7080
NSN 6610-00-350-1091
NSN 5910-01-323-6139
NSN 7035-01-295-1609
NSN 6650-01-477-2124
NSN 5935-01-613-8465
NSN 6130-01-446-6252