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 5975-01-205-8208
NSN 5835-00-289-9080
NSN 5998-00-529-2551
NSN 5996-01-358-6528
NSN 5945-00-989-5314
NSN 5960-01-278-9394
NSN 5960-00-820-4097
NSN 7035-01-591-5138
NSN 5990-00-053-1892
NSN 4140-00-229-8467
NSN 6135-00-062-5080
NSN 6650-01-466-8433