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 6220-01-634-0660
NSN 6220-01-158-5956
NSN 6240-00-789-3370
NSN 6650-00-403-5251
NSN 5999-00-754-9049
NSN 5950-00-081-2703
NSN 5998-00-761-5549
NSN 5930-00-539-6640
NSN 7035-01-095-9322
NSN 7035-01-153-1767
NSN 5920-01-085-6437
NSN 6130-01-295-2076