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 6105-00-153-0238
NSN 5910-01-314-6340
NSN 5930-00-163-7771
NSN 5965-01-496-4122
NSN 5935-00-753-1070
NSN 5925-00-347-0566
NSN 5990-01-461-8969
NSN 6645-00-527-7258
NSN 6150-00-484-3275
NSN 5990-00-930-4665
NSN 6135-01-656-7556
NSN 6650-01-076-3922