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 5855-00-149-0766
NSN 5915-01-057-9688
NSN 6220-00-935-6881
NSN 5996-01-153-9543
NSN 6320-00-593-0379
NSN 5965-01-573-0127
NSN 6220-00-323-0800
NSN 5945-01-067-7847
NSN 6240-01-161-5007
NSN 5999-00-119-5012
NSN 5835-01-632-6627
NSN 6150-01-339-6234