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 5920-01-534-3806
NSN 6240-01-565-3840
NSN 5855-01-505-1442
NSN 6105-00-754-8050
NSN 5945-00-280-1567
NSN 6620-01-142-8277
NSN 5915-01-561-8253
NSN 5975-00-779-2748
NSN 6110-00-009-3554
NSN 5975-00-958-6490
NSN 5855-01-246-0342
NSN 5915-01-292-0327