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 5990-01-016-4194
NSN 5910-01-206-9416
NSN 5935-00-999-4540
NSN 4140-00-587-7496
NSN 6220-00-131-2095
NSN 6110-01-427-0161
NSN 5915-01-384-3704
NSN 5945-00-244-8430
NSN 6610-01-218-2937
NSN 6620-00-146-3465
NSN 6320-01-486-8004
NSN 6130-00-413-2986