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 5945-01-451-4305
NSN 5855-00-908-9314
NSN 6240-01-163-2813
NSN 4140-00-846-4786
NSN 5930-00-132-2870
NSN 5905-01-173-4752
NSN 6645-00-051-6673
NSN 6650-00-126-8990
NSN 6620-01-328-7059
NSN 6220-00-305-0801
NSN 5930-01-611-0136
NSN 5975-00-049-7693