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 6620-01-371-5040
NSN 6105-01-359-9504
NSN 6220-00-503-2831
NSN 6135-01-281-4758
NSN 6105-00-115-6399
NSN 6135-01-463-3898
NSN 5999-00-475-9846
NSN 5855-01-392-1808
NSN 5935-01-563-1561
NSN 6130-00-400-5774
NSN 5950-01-245-2652
NSN 5915-00-001-5901