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 6620-00-140-8644
NSN 6105-01-121-8734
NSN 5925-00-104-8310
NSN 6110-01-068-3201
NSN 5965-01-600-0566
NSN 2925-00-856-0115
NSN 6135-01-098-3020
NSN 5998-00-217-8579
NSN 6685-00-839-7046
NSN 5920-00-185-6664
NSN 6110-01-331-3486
NSN 5965-01-321-1910