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 5835-01-507-0731
NSN 4140-01-295-7726
NSN 6110-01-305-3205
NSN 5915-00-212-5906
NSN 5920-00-246-4657
NSN 5998-01-559-2622
NSN 6650-00-910-2332
NSN 6220-00-657-9795
NSN 6105-00-676-7461
NSN 6135-01-189-2293
NSN 6145-01-344-5989
NSN 5985-01-222-5712