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 5960-00-755-4447
NSN 5960-01-175-9880
NSN 5950-01-206-5568
NSN 5910-01-206-4641
NSN 6240-01-292-7858
NSN 6150-01-472-9833
NSN 5975-01-594-4389
NSN 6645-00-664-4665
NSN 6240-01-533-1453
NSN 5999-00-477-7589
NSN 6130-01-496-7959
NSN 6320-01-519-8767