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 6645-01-273-2462
NSN 6135-01-633-8502
NSN 2925-00-465-6354
NSN 5935-00-862-6660
NSN 2925-01-206-7948
NSN 2925-01-012-3162
NSN 6650-00-702-3560
NSN 6135-00-461-3590
NSN 5835-00-332-8540
NSN 6105-00-330-9320
NSN 4140-00-740-2153
NSN 5945-01-112-2359