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 5999-01-336-8562
NSN 5935-01-260-0551
NSN 6130-00-171-7400
NSN 5920-01-371-2869
NSN 6135-01-213-7339
NSN 2925-01-348-8306
NSN 6130-01-171-4612
NSN 7035-01-201-9850
NSN 5855-00-165-3093
NSN 6610-01-275-9771
NSN 5935-01-418-0771
NSN 6240-01-347-0055