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 6110-00-660-8998
NSN 5998-01-163-0300
NSN 6110-01-222-2176
NSN 6135-00-182-7008
NSN 5855-01-630-8608
NSN 5930-01-189-2471
NSN 5945-01-164-3318
NSN 5915-01-492-5333
NSN 5925-01-472-7344
NSN 7035-01-227-2546
NSN 5855-01-492-6385
NSN 5920-00-180-4278