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 6650-00-220-2839
NSN 5905-01-468-9625
NSN 6650-00-182-7791
NSN 5905-01-047-6914
NSN 6135-01-280-2883
NSN 5855-01-301-0158
NSN 5999-00-263-7874
NSN 2925-01-386-7392
NSN 4140-00-679-9512
NSN 5950-01-110-8681
NSN 5990-00-853-1123
NSN 5960-00-491-8941