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 5935-00-758-6201
NSN 5925-01-461-8378
NSN 5975-01-350-2618
NSN 5975-01-221-8180
NSN 6135-00-078-9931
NSN 4140-01-466-0217
NSN 5855-01-446-9545
NSN 6240-00-935-4319
NSN 5975-01-377-6365
NSN 6650-01-416-0473
NSN 6105-01-103-3127
NSN 6220-00-139-5276