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 5975-00-552-1764
NSN 6610-01-222-0582
NSN 5975-00-189-7849
NSN 5996-01-473-2183
NSN 6135-00-309-0074
NSN 5960-01-367-6153
NSN 6320-01-330-4634
NSN 5920-01-659-5229
NSN 6620-01-072-1034
NSN 4140-01-424-0359
NSN 5985-01-429-9066
NSN 5975-01-268-1945