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 5925-01-360-1454
NSN 5996-01-393-7166
NSN 5998-00-888-0061
NSN 5985-01-366-4276
NSN 6610-00-161-7439
NSN 2925-01-338-7126
NSN 5945-01-398-4740
NSN 6685-01-049-1783
NSN 5945-01-422-2000
NSN 5835-01-257-0154
NSN 5999-01-582-0234
NSN 6150-00-858-3672