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 6145-00-625-0714
NSN 4140-01-168-7685
NSN 5996-01-088-7074
NSN 6650-01-216-0525
NSN 5895-01-205-6194
NSN 6110-01-609-3479
NSN 5998-01-054-0117
NSN 5835-01-161-7461
NSN 4140-00-190-0162
NSN 5835-00-216-4568
NSN 5999-00-519-8423
NSN 6110-01-459-7709