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 5998-01-590-1631
NSN 5935-00-275-0888
NSN 5855-00-688-9954
NSN 5920-01-556-7297
NSN 5945-01-427-3790
NSN 5920-01-308-6945
NSN 5996-01-618-2638
NSN 6130-00-900-4758
NSN 6110-00-187-2894
NSN 6130-01-264-7239
NSN 6240-00-927-3845
NSN 5996-01-652-6778