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 5998-01-139-5109
NSN 5998-00-960-8513
NSN 5950-00-223-5929
NSN 5910-01-256-6722
NSN 6110-00-686-4685
NSN 6320-01-422-1212
NSN 5996-01-194-5249
NSN 5965-01-083-0958
NSN 5930-01-244-7404
NSN 6145-01-015-1737
NSN 6320-00-433-2773
NSN 7035-01-555-8793