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 5925-00-504-5364
NSN 6220-00-945-2724
NSN 6620-01-512-2016
NSN 5925-01-432-0149
NSN 5935-01-457-1079
NSN 6220-01-312-5509
NSN 5920-01-537-2284
NSN 4140-01-608-3992
NSN 5985-01-525-0422
NSN 5950-01-413-8272
NSN 6685-01-651-1738
NSN 6240-01-322-5521