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 5855-01-364-8193
NSN 5945-01-381-8196
NSN 5835-01-185-1102
NSN 5998-00-659-9533
NSN 5950-01-582-0860
NSN 6220-00-282-7916
NSN 5950-00-870-6787
NSN 5985-00-104-9977
NSN 5960-01-075-7732
NSN 6620-01-516-6282
NSN 6110-01-144-2832
NSN 6105-01-650-6505