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 6240-01-400-0570
NSN 5920-00-351-8428
NSN 5835-01-495-0595
NSN 5925-00-583-5020
NSN 2925-00-739-3350
NSN 5835-01-363-4527
NSN 5999-00-514-3388
NSN 5915-00-438-7617
NSN 6130-00-719-7219
NSN 5835-01-488-6678
NSN 5925-01-524-4037
NSN 5950-01-253-2800