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 6320-01-116-3980
NSN 6130-01-557-7930
NSN 5945-01-317-6606
NSN 5895-01-603-9441
NSN 5910-01-397-5572
NSN 5835-01-632-6627
NSN 6220-00-346-8944
NSN 5996-00-278-5193
NSN 6105-01-530-2362
NSN 5835-00-257-2852
NSN 5965-01-058-9785
NSN 4140-01-209-8456