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 5920-01-535-0502
NSN 5950-00-139-6662
NSN 5895-01-245-6223
NSN 6220-00-895-7218
NSN 6130-01-634-0603
NSN 5935-01-152-1241
NSN 5975-01-052-7054
NSN 5915-00-757-9875
NSN 6610-00-411-7246
NSN 5935-00-012-2911
NSN 4140-01-400-2942
NSN 5950-01-428-9651