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 6650-01-586-3131
NSN 6220-01-540-5924
NSN 6150-01-027-0125
NSN 6110-01-245-8507
NSN 6650-01-181-6037
NSN 5960-01-551-7034
NSN 4140-01-024-2292
NSN 5835-01-193-0391
NSN 7035-00-800-0770
NSN 2925-01-359-4027
NSN 6150-01-583-7836
NSN 6150-00-155-3578