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 4140-01-485-2024
NSN 6240-00-117-9533
NSN 5950-00-513-9596
NSN 5905-01-591-1317
NSN 5925-00-811-8705
NSN 6130-00-350-5737
NSN 5985-00-514-3882
NSN 5990-01-537-1124
NSN 6240-00-163-5143
NSN 6145-01-318-2089
NSN 5905-01-285-1053
NSN 5999-00-816-9670