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 5945-01-301-9824
NSN 5990-00-197-0159
NSN 4140-01-322-7476
NSN 5996-01-479-9637
NSN 6135-00-043-0021
NSN 5950-00-173-4826
NSN 5930-00-850-5503
NSN 5910-00-375-5045
NSN 5965-01-529-4417
NSN 5960-01-599-9821
NSN 5915-00-033-3926
NSN 5965-00-946-5156