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 5905-01-067-0024
NSN 5920-01-411-8571
NSN 5985-01-252-8822
NSN 5950-00-340-3926
NSN 5920-01-432-7962
NSN 5985-01-437-6150
NSN 5998-00-104-8286
NSN 5975-00-161-4947
NSN 6650-01-619-7186
NSN 5965-01-077-3346
NSN 6685-01-625-5388
NSN 6320-01-313-2709