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 5920-01-534-3806
NSN 5915-00-875-2101
NSN 5910-01-073-8072
NSN 7035-01-364-8454
NSN 6130-00-823-5359
NSN 5950-00-452-7265
NSN 6620-01-011-0880
NSN 5920-00-341-6340
NSN 5975-01-460-7149
NSN 5925-01-394-3725
NSN 4140-01-324-7768
NSN 7035-00-020-2227