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 6620-00-366-1365
NSN 5990-01-517-7848
NSN 5985-00-333-9603
NSN 5935-01-253-6620
NSN 5905-00-246-9632
NSN 6620-01-242-7236
NSN 6105-01-420-2842
NSN 5998-00-468-2507
NSN 6145-01-642-6554
NSN 5855-00-631-4565
NSN 7035-00-861-7913
NSN 5905-01-494-0842