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 6620-01-137-2003
NSN 5920-01-538-3839
NSN 6150-01-084-0282
NSN 6110-01-492-3456
NSN 2925-00-943-2263
NSN 5915-01-185-5939
NSN 6645-00-983-2046
NSN 6685-00-682-7459
NSN 5915-00-494-8944
NSN 6220-00-562-5964
NSN 4140-01-185-6214
NSN 6130-01-425-5803