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 5915-00-553-8755
NSN 5930-01-186-3041
NSN 5835-01-435-4139
NSN 5910-01-398-3534
NSN 4140-01-026-8387
NSN 5910-00-269-4755
NSN 5920-01-274-3075
NSN 5999-00-752-1044
NSN 5985-01-454-6627
NSN 5910-01-322-3178
NSN 5975-01-594-2221
NSN 6145-00-479-0042