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 5998-01-076-6581
NSN 5835-00-835-7838
NSN 6105-00-651-4868
NSN 5930-00-905-2551
NSN 5910-01-604-8245
NSN 5920-01-510-9921
NSN 5855-01-418-6303
NSN 5985-00-400-5946
NSN 5905-01-254-3740
NSN 6105-01-597-9564
NSN 5835-00-939-7470
NSN 5895-00-560-1707