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 5935-01-437-6170
NSN 6110-00-296-0500
NSN 6150-01-153-2796
NSN 6105-00-111-2546
NSN 6135-01-361-7567
NSN 4140-01-168-7115
NSN 5996-01-146-2588
NSN 5920-01-613-1502
NSN 5935-01-423-9463
NSN 5965-00-644-0334
NSN 6150-00-324-4409
NSN 5960-00-570-6986