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 6645-00-392-8728
NSN 6145-01-498-6499
NSN 5965-00-023-0944
NSN 5998-01-521-4174
NSN 5855-01-258-5161
NSN 5950-01-444-1789
NSN 5998-00-163-6190
NSN 5920-01-634-0250
NSN 5935-01-239-0827
NSN 5855-01-397-2487
NSN 5930-01-353-9599
NSN 4140-00-084-7343