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 5920-01-398-7123
NSN 6150-00-544-2603
NSN 2925-00-302-9953
NSN 5915-00-009-8251
NSN 6240-01-507-6721
NSN 6105-01-186-6233
NSN 5965-00-342-5126
NSN 6620-00-927-1790
NSN 5930-00-216-7511
NSN 5945-01-287-8230
NSN 5855-01-054-9014
NSN 5915-00-546-7684