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 5985-01-263-0375
NSN 5950-00-290-1853
NSN 5945-00-131-1823
NSN 2925-01-250-2731
NSN 5945-01-037-7058
NSN 6320-01-113-7647
NSN 5905-01-649-7934
NSN 6650-01-594-0680
NSN 6320-01-652-3806
NSN 5855-01-230-4665
NSN 5950-01-285-7226
NSN 5960-00-435-1967