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 5855-00-401-3442
NSN 5905-01-044-5606
NSN 6110-01-299-2613
NSN 6220-01-460-3033
NSN 5965-01-509-7260
NSN 5925-01-272-3805
NSN 6610-01-187-1748
NSN 5920-01-502-9681
NSN 6220-00-314-1751
NSN 5985-01-277-4927
NSN 5960-00-583-4902
NSN 6105-01-201-8257