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 5975-00-374-5245
NSN 6320-01-538-0775
NSN 5990-00-539-7859
NSN 5835-01-604-1882
NSN 6105-00-894-2066
NSN 6320-00-228-5678
NSN 6105-01-395-5941
NSN 5835-01-564-5575
NSN 4140-01-063-8709
NSN 6645-00-634-9317
NSN 5998-01-117-1063
NSN 5920-01-005-1755