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 5965-01-157-6089
NSN 6685-01-604-8063
NSN 5930-01-044-9843
NSN 6130-01-640-7499
NSN 6620-01-480-6887
NSN 5998-01-314-7754
NSN 2925-01-473-9544
NSN 6135-01-537-1234
NSN 5985-01-369-2038
NSN 5855-01-580-1278
NSN 4140-01-660-8337
NSN 6105-01-599-2005