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 5930-01-561-6635
NSN 5950-01-336-1354
NSN 5835-01-340-7722
NSN 6645-00-353-6659
NSN 6130-01-188-7411
NSN 6150-01-127-3334
NSN 6130-00-308-2768
NSN 4140-01-099-1698
NSN 4140-01-321-7363
NSN 5999-01-361-6415
NSN 6130-00-769-6646
NSN 5935-01-237-0078