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 5999-01-642-8742
NSN 5910-01-340-4559
NSN 6220-01-441-2249
NSN 6240-00-334-6766
NSN 4140-01-548-7229
NSN 5895-00-835-8969
NSN 2925-00-338-4667
NSN 6145-01-055-6976
NSN 6685-01-595-3495
NSN 6650-01-011-3472
NSN 6130-01-003-2617
NSN 5915-01-411-3544