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 6130-00-885-8929
NSN 5950-00-519-6777
NSN 5999-00-172-7716
NSN 6650-01-617-7059
NSN 6240-01-499-6109
NSN 5950-00-275-6146
NSN 6110-01-192-8609
NSN 6220-01-621-5007
NSN 6130-00-872-1990
NSN 5925-01-376-1940
NSN 6645-00-296-8310
NSN 5835-00-752-6065