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 5945-00-232-4058
NSN 5975-01-116-8101
NSN 6135-01-503-1688
NSN 5925-00-883-6419
NSN 6220-00-960-5621
NSN 6650-01-499-5673
NSN 5960-01-289-5272
NSN 5975-01-310-6454
NSN 6610-00-287-6884
NSN 5935-01-634-0668
NSN 4140-01-058-5123
NSN 5960-01-641-5493