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 6150-01-398-8581
NSN 5925-00-280-2273
NSN 5910-01-526-0007
NSN 6240-00-682-8315
NSN 5915-00-518-1644
NSN 5999-00-655-3867
NSN 6620-00-403-1142
NSN 2925-00-163-9016
NSN 5975-01-605-3685
NSN 5945-00-508-3938
NSN 5945-00-834-7865
NSN 6650-01-609-1993