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 6150-01-556-6574
NSN 6685-01-135-4357
NSN 6685-00-828-1521
NSN 5930-00-204-0471
NSN 4140-01-392-4664
NSN 6105-01-601-4122
NSN 5985-00-067-9642
NSN 5960-00-597-2680
NSN 5915-00-081-5320
NSN 6130-01-486-5882
NSN 5920-00-935-2275
NSN 6135-01-180-9611