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 5910-00-552-8503
NSN 5965-00-228-8336
NSN 6240-01-432-0819
NSN 5998-00-011-3426
NSN 5835-01-236-6514
NSN 6150-01-090-0237
NSN 5996-01-146-9481
NSN 5930-01-647-4866
NSN 6240-01-246-3248
NSN 5998-01-384-1860
NSN 5835-01-261-2978
NSN 6685-01-527-8596