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 6240-01-538-5525
NSN 6240-01-425-4741
NSN 6240-01-657-9047
NSN 6135-01-265-1384
NSN 5925-00-109-2218
NSN 6320-01-532-6746
NSN 5915-01-027-1407
NSN 6150-01-527-1597
NSN 5855-01-162-5251
NSN 6240-01-294-4536
NSN 5855-01-038-2189
NSN 6135-00-299-6918