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 6150-01-455-8313
NSN 6320-00-519-0770
NSN 6105-01-634-0322
NSN 6145-00-417-7534
NSN 4140-01-494-9843
NSN 5950-00-375-6036
NSN 5925-01-511-0220
NSN 6150-00-518-2125
NSN 5895-00-400-5948
NSN 5990-00-466-2952
NSN 6320-01-103-6218
NSN 5925-01-162-4598