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 5950-01-495-0873
NSN 6105-01-412-3257
NSN 2925-01-538-1343
NSN 5999-01-573-1954
NSN 6220-01-351-3835
NSN 5905-01-387-0738
NSN 6130-00-863-9813
NSN 6620-01-342-0470
NSN 2925-01-508-4138
NSN 2925-00-777-2902
NSN 5915-00-829-9858
NSN 6620-01-342-5953