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 6145-00-212-0422
NSN 6320-00-731-6134
NSN 5960-00-790-0509
NSN 5895-00-439-8213
NSN 5999-01-146-3970
NSN 5835-01-501-0526
NSN 5960-01-649-1341
NSN 6610-01-491-0356
NSN 5935-01-323-7838
NSN 6240-01-488-3094
NSN 6150-01-589-0549
NSN 5910-01-568-4483