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 5999-00-614-3817
NSN 5920-01-609-1803
NSN 5910-00-737-5762
NSN 5965-01-446-6945
NSN 5950-01-359-0215
NSN 6130-00-929-6699
NSN 5905-01-565-3570
NSN 5935-00-149-0618
NSN 5950-01-426-7978
NSN 5990-01-147-5225
NSN 5960-01-264-2087
NSN 6110-00-175-3661