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 6610-01-197-5249
NSN 5990-00-949-0166
NSN 6150-00-407-9112
NSN 6645-00-067-5962
NSN 5999-01-435-9385
NSN 6135-01-552-1568
NSN 5935-01-563-0145
NSN 5999-01-256-9676
NSN 5998-00-822-8741
NSN 5910-00-276-6883
NSN 6130-00-612-0870
NSN 4140-01-431-2317