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 6610-00-468-1958
NSN 5950-00-225-8849
NSN 5965-00-894-0015
NSN 2925-01-302-8591
NSN 5920-01-020-7659
NSN 6110-01-173-0393
NSN 5996-01-567-6285
NSN 5945-01-136-1288
NSN 6685-00-515-5369
NSN 5960-01-605-9921
NSN 5998-01-197-5723
NSN 6320-01-631-7828