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 6620-00-611-9935
NSN 5975-00-372-6265
NSN 5920-00-131-6679
NSN 5998-01-067-9359
NSN 5996-01-381-1316
NSN 6650-01-251-3370
NSN 4140-01-212-5135
NSN 4140-01-211-7836
NSN 6130-01-472-1748
NSN 6105-01-132-7350
NSN 6320-01-466-4175
NSN 6110-00-271-9928