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 5925-00-800-0022
NSN 6320-01-501-7935
NSN 6145-01-509-6256
NSN 5999-01-135-9776
NSN 6645-01-633-1852
NSN 5998-01-193-1862
NSN 6610-01-174-1622
NSN 6650-00-518-6318
NSN 5975-00-186-8884
NSN 6650-01-265-2672
NSN 5905-00-357-1012
NSN 6320-00-360-1744