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 5960-01-212-8118
NSN 6610-01-328-9088
NSN 6145-01-055-8851
NSN 5930-00-260-5086
NSN 5965-01-176-9052
NSN 4140-00-529-0844
NSN 4140-00-229-8553
NSN 5945-01-015-7655
NSN 5999-01-466-7834
NSN 5930-01-651-1665
NSN 6110-01-593-8087
NSN 6240-01-648-4399