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 6240-00-230-2716
NSN 5999-00-929-5846
NSN 5945-00-597-8633
NSN 4140-00-350-5446
NSN 5895-00-059-7516
NSN 6220-01-548-0613
NSN 6610-01-342-9774
NSN 6105-01-418-6052
NSN 5895-01-149-3208
NSN 6145-00-635-6089
NSN 5990-00-944-3568
NSN 5920-01-099-5971