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 6320-00-809-5744
NSN 5915-01-501-9597
NSN 5935-01-479-8740
NSN 2925-00-915-1827
NSN 2925-01-152-8618
NSN 5920-00-682-0500
NSN 5910-01-386-6385
NSN 5950-01-353-4581
NSN 2925-00-943-2263
NSN 6620-00-189-0967
NSN 6620-01-367-2597
NSN 7035-01-438-2108