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 5950-00-669-8565
NSN 4140-00-055-2663
NSN 5999-00-495-0432
NSN 5975-00-370-1463
NSN 6685-01-212-0445
NSN 5975-01-485-2385
NSN 6610-00-540-8911
NSN 5950-00-515-3583
NSN 7035-01-026-6602
NSN 5935-00-291-4910
NSN 5905-01-344-8888
NSN 6610-01-224-7675