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 5915-01-571-0503
NSN 2925-00-829-9082
NSN 5945-00-171-4484
NSN 5920-01-309-9216
NSN 5996-01-232-0067
NSN 6620-01-616-8001
NSN 5965-01-191-0735
NSN 6620-01-290-2973
NSN 5855-00-411-8688
NSN 6110-00-097-9140
NSN 5996-01-544-9731
NSN 5855-01-280-9735