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 5910-01-367-2738
NSN 5945-01-063-6260
NSN 5915-00-862-9838
NSN 5965-00-123-1727
NSN 6150-01-577-2162
NSN 5835-01-398-3859
NSN 6135-01-618-2199
NSN 5960-00-180-4613
NSN 5920-01-444-4082
NSN 5925-01-330-2362
NSN 6110-01-630-7321
NSN 6135-00-926-0845