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 6610-01-504-1276
NSN 5930-00-805-7715
NSN 6620-00-518-3595
NSN 5985-00-390-3834
NSN 6135-00-405-1989
NSN 5855-00-962-5792
NSN 6320-00-242-3300
NSN 5905-01-324-0784
NSN 6645-01-182-4896
NSN 5920-01-344-6163
NSN 6110-01-240-5704
NSN 5998-01-546-6976