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 5855-01-539-4296
NSN 4140-00-914-5767
NSN 5998-00-869-4311
NSN 6110-01-256-3405
NSN 5960-01-454-7064
NSN 6685-01-614-0487
NSN 5945-01-437-8115
NSN 6620-00-679-5830
NSN 5895-01-091-3255
NSN 5965-00-578-8931
NSN 6650-01-481-3618
NSN 6620-01-526-2857