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 6220-01-634-0660
NSN 5975-01-526-8085
NSN 5915-01-541-1863
NSN 6135-01-223-3869
NSN 5960-00-544-6227
NSN 5930-01-288-5170
NSN 5960-00-082-0493
NSN 6130-01-374-4127
NSN 5999-01-227-4053
NSN 5910-01-154-7470
NSN 6610-01-368-3269
NSN 5935-01-446-8697