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 5915-01-429-0210
NSN 2925-01-239-6044
NSN 6620-01-290-8209
NSN 6145-00-427-7201
NSN 5985-00-549-9660
NSN 5935-01-241-9864
NSN 6105-01-418-0405
NSN 5975-00-456-2257
NSN 7035-01-169-6551
NSN 5975-01-588-8260
NSN 2925-01-244-3016
NSN 6685-00-453-0178