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 5855-01-398-6167
NSN 6650-01-407-4653
NSN 5905-01-524-0035
NSN 5950-01-513-1982
NSN 5990-01-080-0097
NSN 5990-01-552-1503
NSN 5855-01-325-9507
NSN 6145-01-317-2227
NSN 5950-00-151-7501
NSN 5915-01-455-9868
NSN 6650-00-244-5648
NSN 6145-01-260-9893