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 6620-00-727-6133
NSN 5910-00-142-2563
NSN 5910-01-335-9876
NSN 5935-01-415-0272
NSN 5915-01-149-4064
NSN 5999-00-683-6660
NSN 5855-01-462-5150
NSN 5920-01-420-8580
NSN 5998-01-307-2849
NSN 5990-01-544-4360
NSN 5920-01-058-3964
NSN 5998-01-101-4035