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 6220-00-113-3166
NSN 5999-01-593-8766
NSN 4140-01-398-1631
NSN 6645-00-736-0476
NSN 7035-01-207-2676
NSN 6650-01-370-5265
NSN 5950-01-310-5548
NSN 4140-01-578-6703
NSN 5935-01-364-0359
NSN 5985-00-629-7989
NSN 2925-00-155-2100
NSN 6220-01-454-5616