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 6150-01-320-6441
NSN 5855-01-590-5087
NSN 6220-00-450-7689
NSN 5999-01-273-3133
NSN 5855-00-167-7893
NSN 5935-01-458-5650
NSN 5965-01-577-4592
NSN 7035-01-091-1929
NSN 5835-01-412-0344
NSN 5905-01-650-4500
NSN 5999-01-323-6676
NSN 5925-01-441-0359