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 5905-01-513-1877
NSN 5990-01-443-2931
NSN 5999-00-517-4455
NSN 5960-01-015-8655
NSN 5920-00-208-4891
NSN 6145-01-145-5177
NSN 6240-01-004-8790
NSN 5935-00-816-9923
NSN 6110-01-625-6770
NSN 5950-01-604-8820
NSN 6145-00-423-1563
NSN 5975-00-233-6301