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 5930-01-397-2037
NSN 5990-01-573-1634
NSN 6320-01-449-1014
NSN 5965-01-017-9156
NSN 5975-00-518-4977
NSN 6220-01-152-1701
NSN 5895-01-188-6692
NSN 5996-00-456-0895
NSN 6240-01-247-1512
NSN 2925-01-317-6973
NSN 5910-00-734-7234
NSN 5996-01-320-6093