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 6220-00-291-3722
NSN 6320-01-470-6826
NSN 5935-01-604-8925
NSN 6610-01-633-8931
NSN 7035-01-532-0009
NSN 5996-01-585-0094
NSN 5935-01-425-6133
NSN 5920-01-529-7697
NSN 5965-01-189-4805
NSN 6135-01-422-1440
NSN 5998-01-420-6475
NSN 4140-00-076-2363