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 6240-01-324-2970
NSN 5935-01-278-4871
NSN 6620-01-510-3501
NSN 5855-00-129-6055
NSN 6220-01-227-3754
NSN 5910-00-692-7865
NSN 5910-01-510-1919
NSN 5895-01-025-8346
NSN 6240-01-633-9357
NSN 6620-00-801-8885
NSN 4140-01-190-6460
NSN 5998-01-226-4227