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 5930-01-634-0659
NSN 5975-01-458-8008
NSN 6320-01-204-2922
NSN 6220-00-999-1911
NSN 6650-00-607-1351
NSN 5895-00-182-6327
NSN 4140-01-542-9504
NSN 5920-01-132-0178
NSN 5855-01-323-5394
NSN 5895-01-359-9010
NSN 5915-01-192-7793
NSN 5990-00-786-9042