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 6610-01-165-9458
NSN 6320-01-216-1678
NSN 5910-00-116-1116
NSN 5925-01-054-3783
NSN 6220-01-415-3350
NSN 5935-00-276-9413
NSN 6135-00-299-6918
NSN 6105-01-473-7848
NSN 6110-01-641-7363
NSN 6110-01-518-2517
NSN 5915-01-493-3231
NSN 5950-00-947-3923