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 5855-00-944-0949
NSN 4140-00-968-4504
NSN 2925-01-424-9341
NSN 5855-00-610-4052
NSN 5835-00-466-8544
NSN 6220-00-517-9300
NSN 5855-01-136-1916
NSN 5925-01-242-1524
NSN 6685-00-593-4574
NSN 6620-01-323-3587
NSN 6105-00-316-5098
NSN 2925-01-651-8683