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 6645-01-607-5999
NSN 5998-01-483-0646
NSN 5930-00-929-5031
NSN 6150-00-221-5122
NSN 5965-01-262-1722
NSN 6650-01-500-1756
NSN 5835-01-104-5707
NSN 5925-01-210-8875
NSN 6130-01-570-7428
NSN 6240-01-212-9535
NSN 5996-00-514-2882
NSN 5920-00-019-9044