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 5960-00-121-1849
NSN 6685-01-411-7113
NSN 5998-00-304-2921
NSN 2925-00-055-9601
NSN 5930-01-583-3978
NSN 4140-01-513-9139
NSN 6650-00-724-8258
NSN 6135-00-145-8884
NSN 5985-01-358-1362
NSN 6105-01-510-8848
NSN 5925-01-594-1873
NSN 6145-01-530-2014