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 5930-00-392-1945
NSN 5998-00-956-3464
NSN 6105-00-251-7625
NSN 6130-01-341-5124
NSN 5945-01-275-5904
NSN 6135-01-521-0378
NSN 5895-00-186-2232
NSN 5915-01-079-7404
NSN 5985-01-186-8404
NSN 6610-00-299-1844
NSN 6150-00-752-2542
NSN 4140-01-226-9670