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 6130-00-369-6637
NSN 6105-01-255-3012
NSN 5996-00-181-0207
NSN 4140-01-421-6945
NSN 5930-00-142-6949
NSN 6130-01-509-6255
NSN 2925-01-013-0413
NSN 5998-01-287-2090
NSN 6130-01-417-5229
NSN 6150-01-315-4980
NSN 4140-01-139-4877
NSN 5999-01-307-7209