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 6110-00-140-5110
NSN 5960-00-467-7400
NSN 6220-01-462-8112
NSN 5945-00-593-1736
NSN 6150-00-041-5038
NSN 5925-01-492-9847
NSN 5950-01-063-5163
NSN 2925-01-543-5571
NSN 5915-01-325-2846
NSN 7035-01-338-9971
NSN 6610-00-408-4775
NSN 5999-00-128-0320