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 6620-01-367-2597
NSN 5945-01-207-1732
NSN 5935-01-167-4658
NSN 5996-01-431-7013
NSN 6650-01-579-2137
NSN 5990-01-198-7953
NSN 4140-01-448-0733
NSN 5915-01-555-8852
NSN 5985-01-127-8379
NSN 5985-01-108-1873
NSN 6240-01-545-5521
NSN 5910-01-212-5769