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 5950-01-501-9768
NSN 5998-01-580-2900
NSN 5975-01-492-1044
NSN 5950-00-422-5452
NSN 5835-01-510-7293
NSN 5855-00-089-3974
NSN 6135-00-209-6918
NSN 5996-00-910-5452
NSN 5999-00-537-7677
NSN 4140-00-167-1705
NSN 4140-01-583-2106
NSN 6105-01-358-8851