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 6220-01-592-0078
NSN 6150-01-596-1738
NSN 6105-01-301-4678
NSN 5935-01-058-1484
NSN 6240-00-477-3027
NSN 5930-01-614-4971
NSN 5920-01-084-9892
NSN 6610-01-283-8888
NSN 5935-01-218-6605
NSN 6240-01-535-6520
NSN 5915-01-279-9731
NSN 5920-00-624-3049