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 6220-00-752-8479
NSN 6610-01-393-5475
NSN 5915-00-918-7957
NSN 6135-01-435-8451
NSN 5930-00-977-1260
NSN 2925-01-430-4206
NSN 5945-00-710-2854
NSN 5975-00-753-7669
NSN 6130-01-262-0693
NSN 5855-01-327-2681
NSN 5895-01-126-5560
NSN 5925-01-447-4153