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 5998-00-139-1442
NSN 6145-01-023-7719
NSN 5999-00-866-2974
NSN 6645-01-508-7582
NSN 6240-01-464-2284
NSN 5905-00-624-4419
NSN 6650-00-155-8431
NSN 6145-01-462-2460
NSN 5905-00-294-9445
NSN 6320-01-371-1603
NSN 6150-01-362-4921
NSN 5999-00-346-8884