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 6145-00-338-5645
NSN 5960-01-599-9821
NSN 5950-00-170-6457
NSN 6105-01-005-4825
NSN 4140-01-416-7934
NSN 5910-00-388-6737
NSN 6320-00-456-2092
NSN 6685-01-530-3458
NSN 5930-00-209-1076
NSN 5965-00-791-0964
NSN 5998-00-007-1977
NSN 5920-00-908-1929