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 5930-01-226-7478
NSN 7035-00-088-7355
NSN 5975-01-563-8470
NSN 6130-01-381-2969
NSN 5920-01-558-9613
NSN 5935-01-258-5867
NSN 2925-00-872-4474
NSN 5999-01-480-1810
NSN 5996-01-314-1697
NSN 6240-01-473-2069
NSN 5975-01-536-8070
NSN 4140-01-366-6666