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 5915-01-105-5281
NSN 6685-01-650-2586
NSN 5965-01-382-4863
NSN 6145-00-284-1514
NSN 5855-01-589-3816
NSN 5935-01-207-8936
NSN 6240-00-051-5163
NSN 5935-01-531-5178
NSN 6685-01-266-9042
NSN 5895-01-089-9999
NSN 6110-01-052-5400
NSN 5998-01-414-2643