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 5835-00-447-1924
NSN 6150-01-566-6521
NSN 6240-01-569-8709
NSN 5855-01-561-4008
NSN 6105-00-187-0094
NSN 6320-00-371-8335
NSN 6240-01-206-7882
NSN 6610-01-013-8922
NSN 5915-00-116-1165
NSN 6240-01-330-5961
NSN 6135-01-421-1052
NSN 5996-01-207-5058