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 2925-01-250-2731
NSN 5930-01-582-5624
NSN 6650-00-910-2708
NSN 5915-00-471-8449
NSN 5996-01-576-9852
NSN 6650-00-996-7306
NSN 4140-01-493-3999
NSN 6105-01-211-4651
NSN 6135-00-819-8074
NSN 5945-01-250-3888
NSN 6240-01-519-5893
NSN 5998-01-054-3963