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 5950-01-351-5365
NSN 6220-01-026-7260
NSN 5915-00-318-7097
NSN 5996-01-390-0536
NSN 5985-01-427-3734
NSN 6105-01-047-8566
NSN 5920-01-153-2690
NSN 5999-00-331-7060
NSN 4140-00-281-4493
NSN 6220-00-468-0296
NSN 5945-01-250-3888
NSN 6240-01-273-0193