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 6130-01-143-8978
NSN 6240-01-200-7937
NSN 5998-01-634-0066
NSN 4140-00-459-9045
NSN 6110-01-441-9589
NSN 6645-01-268-3809
NSN 5990-01-292-6000
NSN 5945-00-248-9419
NSN 6610-01-250-2811
NSN 5960-00-572-9706
NSN 5985-00-904-3318
NSN 5990-01-014-1280