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 5945-01-374-6222
NSN 6610-01-286-8131
NSN 5910-01-029-4709
NSN 6650-01-359-3452
NSN 6320-01-106-4414
NSN 6320-00-578-6898
NSN 5925-01-152-1843
NSN 4140-01-341-3310
NSN 6645-00-940-0774
NSN 5945-00-983-3958
NSN 5990-00-337-5359
NSN 5999-00-583-7576