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 5990-01-118-8624
NSN 6320-00-636-0922
NSN 5855-00-149-0766
NSN 5965-01-576-6975
NSN 5965-00-275-0491
NSN 5998-00-852-9183
NSN 6240-00-059-7099
NSN 6135-00-951-3426
NSN 5835-01-189-1852
NSN 5855-00-987-1171
NSN 5925-00-682-4096
NSN 5855-00-471-6002