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 4140-01-364-7845
NSN 6135-01-036-0432
NSN 6135-00-405-1989
NSN 5895-01-519-9373
NSN 5945-00-226-8560
NSN 5920-00-962-8500
NSN 6110-00-851-6746
NSN 4140-01-149-2298
NSN 4140-00-867-6617
NSN 5855-00-281-3843
NSN 5915-01-531-3000
NSN 5950-00-763-5509