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 5985-01-576-6450
NSN 5895-01-148-3833
NSN 5965-01-007-1963
NSN 5998-01-610-1752
NSN 5855-01-088-8700
NSN 6220-01-020-8018
NSN 6135-01-196-7399
NSN 6610-01-614-3720
NSN 5998-01-284-4158
NSN 6650-00-804-2039
NSN 5905-01-521-0961
NSN 6645-01-599-2311