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 6620-01-605-2590
NSN 5895-01-219-7124
NSN 5935-00-080-1784
NSN 6145-01-560-8915
NSN 4140-01-380-1066
NSN 5990-01-561-7802
NSN 5895-01-441-8971
NSN 5975-01-035-5344
NSN 6150-01-644-1821
NSN 6610-01-523-3918
NSN 5999-01-511-2872
NSN 6150-01-072-6694