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 5975-00-990-7024
NSN 5835-01-399-5820
NSN 5990-00-258-0228
NSN 5965-01-458-8669
NSN 5905-01-212-9487
NSN 6620-01-632-0394
NSN 6320-01-532-7491
NSN 6135-01-607-5478
NSN 5945-01-521-5849
NSN 4140-00-628-8751
NSN 6650-01-626-2889
NSN 5925-01-661-2591