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 6150-00-910-2574
NSN 5925-01-057-1881
NSN 6110-01-202-8009
NSN 6645-01-140-8204
NSN 5965-01-070-9265
NSN 7035-01-352-0766
NSN 6145-01-586-9688
NSN 5960-00-185-9974
NSN 6620-00-203-9466
NSN 6110-00-488-6306
NSN 5999-01-414-6464
NSN 6320-01-350-5570