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 6105-00-492-4702
NSN 6620-01-006-2689
NSN 5920-00-187-0260
NSN 5998-01-119-7179
NSN 5895-01-578-4925
NSN 5895-01-347-4908
NSN 2925-01-350-8372
NSN 5855-00-400-2622
NSN 4140-01-435-6540
NSN 6220-01-344-9707
NSN 6240-01-153-2861
NSN 6650-01-090-0719