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 5945-01-159-4902
NSN 5910-01-427-3819
NSN 6220-01-607-6069
NSN 5915-01-229-7642
NSN 6150-01-580-4829
NSN 5985-01-018-4786
NSN 6110-01-083-8317
NSN 6645-01-473-3752
NSN 6145-00-563-7716
NSN 6240-01-099-8582
NSN 5910-00-992-5444
NSN 2925-01-163-6716