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 5915-00-189-4020
NSN 5950-01-084-2030
NSN 6105-01-422-7454
NSN 6220-00-018-4484
NSN 5920-00-520-6169
NSN 2925-01-492-5342
NSN 5996-01-600-5969
NSN 6110-00-738-0420
NSN 5985-00-149-1675
NSN 6110-01-471-8413
NSN 5910-01-513-4684
NSN 6240-01-251-8435