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 5950-00-691-0759
NSN 5925-00-770-4068
NSN 6220-01-315-4522
NSN 5990-01-442-3520
NSN 5950-00-531-8609
NSN 6320-00-082-5868
NSN 6145-01-385-3454
NSN 5835-00-170-5238
NSN 5996-01-387-8127
NSN 6110-01-049-1015
NSN 6150-01-633-8886
NSN 5960-01-425-1454