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 5930-00-225-2411
NSN 5930-01-125-9165
NSN 6145-01-557-9724
NSN 5990-01-227-0660
NSN 6105-00-453-6762
NSN 2925-01-085-0691
NSN 5925-01-081-7253
NSN 5999-01-540-9969
NSN 6220-01-260-1294
NSN 5935-01-012-5180
NSN 5930-00-291-0852
NSN 5960-01-371-5494