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 5999-00-279-9282
NSN 5935-01-176-2632
NSN 4140-01-429-9060
NSN 5915-01-005-0164
NSN 6320-00-646-3311
NSN 5999-00-626-7531
NSN 6135-01-116-3385
NSN 5925-01-014-9858
NSN 6685-01-180-7697
NSN 6650-00-665-3658
NSN 5996-01-604-3030
NSN 5835-00-523-0736