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 6620-00-262-3113
NSN 5910-01-287-8467
NSN 6240-01-250-3574
NSN 4140-01-197-7658
NSN 5965-00-252-0803
NSN 6620-01-386-5914
NSN 5996-01-502-1417
NSN 5985-01-461-3423
NSN 5925-00-636-5683
NSN 5960-00-222-7772
NSN 5915-01-609-6955
NSN 6650-01-399-8552