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 6320-00-116-3658
NSN 6110-01-626-0729
NSN 6135-01-268-7056
NSN 5905-01-564-6070
NSN 5975-00-503-4697
NSN 6650-01-459-7155
NSN 6645-01-575-4181
NSN 6105-01-601-3704
NSN 5910-01-368-7328
NSN 5925-01-399-0613
NSN 5985-00-889-0320
NSN 5935-01-351-8844