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 6220-00-600-4178
NSN 5920-01-039-2236
NSN 5965-00-208-4896
NSN 6620-01-091-9697
NSN 6110-01-428-3901
NSN 6320-00-036-3688
NSN 5905-00-612-8326
NSN 5895-01-537-0131
NSN 6220-00-559-3555
NSN 6620-00-185-1671
NSN 5960-01-599-4726
NSN 5835-01-408-7576