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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 5920-01-430-6921
NSN 6320-00-513-8376
NSN 5950-01-157-9482
NSN 5960-01-160-3437
NSN 5855-00-361-0167
NSN 5985-01-139-2604
NSN 5975-01-421-3653
NSN 6650-01-068-3997
NSN 5990-01-347-1478
NSN 6135-00-437-5182
NSN 6145-00-193-6721
NSN 5945-01-227-6922