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 5905-01-575-4166
NSN 6220-01-245-5353
NSN 5990-00-543-2755
NSN 5920-01-223-6251
NSN 6650-01-391-7527
NSN 6320-01-287-5345
NSN 6650-00-710-8130
NSN 6105-01-363-9225
NSN 5920-00-587-6935
NSN 6130-00-832-6692
NSN 5925-01-514-8777
NSN 6620-01-530-9850