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 6240-00-681-2795
NSN 5935-01-147-9448
NSN 6645-01-134-8137
NSN 6150-01-615-6871
NSN 6130-01-463-5566
NSN 5965-01-657-3412
NSN 6150-01-242-0338
NSN 5965-00-920-0455
NSN 5985-01-630-7003
NSN 6105-01-445-6022
NSN 5855-00-294-7532
NSN 5835-00-632-8621