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 5855-01-616-2721
NSN 5998-01-168-5264
NSN 6620-01-147-5615
NSN 6650-01-606-7587
NSN 5960-01-137-2329
NSN 6645-01-540-0231
NSN 5965-01-092-4860
NSN 5835-01-522-9881
NSN 6105-01-140-1189
NSN 5996-01-480-4559
NSN 5975-01-049-7113
NSN 4140-01-072-7770