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 6135-01-648-4875
NSN 7035-01-485-2134
NSN 7035-01-202-8172
NSN 5925-01-500-4263
NSN 6240-00-187-4306
NSN 5950-00-901-3240
NSN 6220-00-565-3888
NSN 5996-00-313-2346
NSN 4140-01-534-9987
NSN 6130-01-451-1255
NSN 5998-00-738-5922
NSN 6620-00-701-3575