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 5905-01-169-4670
NSN 6645-01-305-9135
NSN 2925-01-079-6229
NSN 6240-00-717-0844
NSN 6620-00-125-9669
NSN 6105-01-304-2889
NSN 5935-01-281-2911
NSN 6135-01-495-0933
NSN 4140-01-005-1860
NSN 5895-01-469-5729
NSN 5996-01-076-0905
NSN 2925-00-233-5644