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 5990-00-566-5987
NSN 5910-01-327-1738
NSN 5925-00-433-1966
NSN 5910-00-295-3776
NSN 5998-00-273-3980
NSN 5915-00-481-8108
NSN 6650-01-301-8806
NSN 5945-00-385-3683
NSN 5985-00-240-3980
NSN 5998-00-103-9946
NSN 6110-01-429-0008
NSN 6685-01-164-6558