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 6240-00-266-6258
NSN 6110-01-389-0578
NSN 6105-01-296-8504
NSN 5930-01-112-0157
NSN 5945-01-355-1392
NSN 5905-01-067-1245
NSN 5925-00-186-8669
NSN 5910-00-874-0700
NSN 5930-00-434-2580
NSN 5855-01-634-0259
NSN 7035-00-703-3535
NSN 6105-00-990-8707