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 5920-01-621-2014
NSN 4140-01-621-4893
NSN 2925-01-359-9818
NSN 4140-01-187-1819
NSN 6620-01-491-1434
NSN 5930-00-183-9373
NSN 6320-00-931-4855
NSN 5998-00-840-1501
NSN 6240-01-166-4517
NSN 2925-01-048-8464
NSN 5925-01-179-9079
NSN 5930-00-420-1385