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 5895-00-186-8572
NSN 6645-01-633-1852
NSN 5990-00-777-0413
NSN 5920-01-127-5300
NSN 5945-00-818-3930
NSN 2925-00-211-4761
NSN 6150-01-420-1243
NSN 5996-01-552-8081
NSN 2925-01-221-9398
NSN 5935-01-567-2498
NSN 5960-00-924-7210
NSN 5998-00-706-3016