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 6320-01-366-5157
NSN 5950-01-349-4276
NSN 5855-00-918-1622
NSN 2925-01-570-3696
NSN 5945-01-378-8164
NSN 5935-01-242-3597
NSN 5999-01-166-5918
NSN 6320-00-422-9006
NSN 6620-01-219-0923
NSN 6620-00-555-3992
NSN 6130-01-246-4154
NSN 5975-01-017-6512