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 5960-01-230-6380
NSN 5905-01-220-9401
NSN 6320-01-435-5991
NSN 6610-00-398-9673
NSN 5855-01-027-1571
NSN 6135-01-136-7087
NSN 5998-00-350-2514
NSN 5975-01-141-6889
NSN 5930-01-467-7896
NSN 5855-00-198-3197
NSN 6110-01-140-3009
NSN 6220-00-311-4291