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 5895-01-175-8481
NSN 5920-00-518-3208
NSN 5920-01-379-4806
NSN 5895-01-135-1852
NSN 6645-00-800-5485
NSN 6150-00-094-2664
NSN 5915-01-140-9767
NSN 6220-01-634-0660
NSN 5915-01-224-3038
NSN 5855-01-302-5493
NSN 5925-00-717-6319
NSN 5920-01-332-1033