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 5965-00-870-1980
NSN 5960-01-471-4263
NSN 5935-01-273-6731
NSN 5990-01-315-3754
NSN 6105-00-471-9030
NSN 5985-00-599-6522
NSN 5930-01-280-5466
NSN 6150-00-081-2063
NSN 5910-00-709-0259
NSN 5985-00-855-2736
NSN 6650-01-457-8743
NSN 5999-01-213-7241