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 6645-01-387-0727
NSN 5855-01-424-2769
NSN 5990-01-039-6284
NSN 5960-01-094-7569
NSN 2925-00-082-8219
NSN 5935-01-534-8347
NSN 5920-01-240-2362
NSN 5999-00-841-9104
NSN 5915-01-519-3287
NSN 5990-01-301-6850
NSN 5998-00-123-8838
NSN 6130-01-429-0244