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 5920-00-717-6839
NSN 6220-01-155-2357
NSN 5835-01-133-6485
NSN 5855-01-594-0172
NSN 4140-01-373-0031
NSN 7035-01-437-4137
NSN 6220-01-166-7175
NSN 5835-00-681-0005
NSN 5935-00-419-2530
NSN 6610-01-165-3750
NSN 6110-01-479-3893
NSN 5905-00-199-7593