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 5945-01-538-3723
NSN 5905-01-068-4582
NSN 6240-00-689-8504
NSN 5920-00-518-1793
NSN 6130-00-753-7732
NSN 6620-00-800-5579
NSN 5950-01-310-3482
NSN 5920-01-529-6313
NSN 5945-01-442-7796
NSN 5950-00-465-2320
NSN 4140-01-412-0719
NSN 6150-01-594-6350