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 5920-01-510-3933
NSN 6135-00-243-8330
NSN 6645-01-259-6092
NSN 6620-00-613-3023
NSN 5855-01-307-1159
NSN 6135-00-112-8637
NSN 6650-01-395-5335
NSN 6645-00-960-6594
NSN 5935-01-408-3754
NSN 6620-01-127-0049
NSN 5910-00-442-5130
NSN 5990-01-356-4259