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 5935-01-634-0668
NSN 6610-00-317-5860
NSN 5945-01-612-0966
NSN 6220-01-271-2210
NSN 6620-00-621-6951
NSN 2925-01-282-3206
NSN 5930-01-649-1517
NSN 4140-00-554-4050
NSN 5950-00-274-7228
NSN 5975-01-634-0678
NSN 5895-01-093-4607
NSN 5925-00-155-2587