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 6130-01-634-0603
NSN 6240-01-022-3917
NSN 6110-01-032-2899
NSN 5915-00-409-3170
NSN 5895-00-760-6917
NSN 5960-01-589-6846
NSN 6240-00-187-4306
NSN 6320-00-186-6452
NSN 6650-00-403-3602
NSN 5835-01-252-5879
NSN 4140-00-081-4364
NSN 6145-01-471-7881