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 5895-01-553-4159
NSN 6650-01-388-3387
NSN 5950-01-012-6309
NSN 6105-01-196-5444
NSN 6145-01-254-8337
NSN 5935-01-100-2659
NSN 6610-01-182-9828
NSN 5855-01-286-9928
NSN 5950-00-455-8564
NSN 2925-01-534-7314
NSN 5998-01-505-6994
NSN 6240-01-463-8276