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 6650-00-050-0476
NSN 6610-01-414-1755
NSN 5920-00-055-8431
NSN 6620-00-799-4244
NSN 6145-00-534-1412
NSN 4140-00-474-9973
NSN 5920-00-869-6403
NSN 5925-01-462-5251
NSN 6135-01-223-3869
NSN 6145-01-615-8298
NSN 6240-01-209-1972
NSN 5996-01-415-3098