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 6240-01-572-0760
NSN 6650-01-161-1624
NSN 6240-00-269-3346
NSN 5945-00-306-0986
NSN 5855-01-634-0259
NSN 5895-01-040-8524
NSN 5910-00-248-6370
NSN 6105-01-079-5341
NSN 6220-00-553-8938
NSN 2925-01-384-4139
NSN 6240-01-470-2594
NSN 5975-01-616-3792