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 5950-01-620-7291
NSN 5999-01-239-9735
NSN 5998-01-142-6202
NSN 6320-01-308-9392
NSN 7035-01-179-1739
NSN 6650-01-364-4616
NSN 6240-01-358-5138
NSN 5920-00-355-4736
NSN 5999-01-510-2472
NSN 5835-00-572-7445
NSN 5895-00-681-9874
NSN 6145-01-282-6180