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 6105-01-123-8887
NSN 6645-01-519-2220
NSN 6105-01-141-7727
NSN 4140-00-140-1804
NSN 5925-01-116-1794
NSN 5985-01-327-2816
NSN 5990-00-155-2306
NSN 6240-01-374-4660
NSN 6320-01-583-6809
NSN 6650-00-005-8572
NSN 6130-01-604-8558
NSN 6240-00-079-1759