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 6130-01-645-9223
NSN 5835-01-328-6626
NSN 5910-01-462-9924
NSN 5925-01-378-2914
NSN 5999-00-189-0032
NSN 5855-00-138-2386
NSN 5950-01-063-1039
NSN 5945-01-414-6950
NSN 5975-00-031-2871
NSN 5935-00-673-7654
NSN 6105-00-129-9875
NSN 6650-01-352-7111