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 5930-00-900-5758
NSN 5835-01-529-3050
NSN 5835-01-424-0054
NSN 6145-01-135-6836
NSN 4140-00-931-1136
NSN 6240-00-787-8329
NSN 5910-01-060-5913
NSN 5910-00-043-3903
NSN 5915-00-062-9409
NSN 5905-00-159-2743
NSN 5998-00-684-8186
NSN 6320-01-627-1594