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 6110-01-380-4380
NSN 5990-00-400-4794
NSN 5920-01-630-0954
NSN 5920-00-691-7727
NSN 6220-01-018-2049
NSN 6105-01-649-0377
NSN 6620-01-593-0817
NSN 6610-01-654-4685
NSN 7035-01-231-2450
NSN 6620-01-293-6241
NSN 5895-00-516-9357
NSN 5985-01-014-3472