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 6240-01-544-4158
NSN 6620-01-383-6494
NSN 5935-01-469-6380
NSN 6645-00-467-6094
NSN 5905-01-185-4150
NSN 5990-01-534-8609
NSN 5975-00-798-9195
NSN 5950-00-257-3806
NSN 6135-01-551-0562
NSN 5920-01-058-7648
NSN 5905-01-351-3214
NSN 6320-01-612-7035