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 6645-01-542-6159
NSN 5930-01-560-4859
NSN 5975-01-272-1287
NSN 5965-01-014-8213
NSN 6650-00-238-1199
NSN 5996-01-225-3167
NSN 5935-00-233-0461
NSN 5930-00-033-7629
NSN 5930-01-090-5291
NSN 5905-01-406-3177
NSN 5950-01-331-6362
NSN 6650-01-594-3888