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 4140-01-220-0925
NSN 5935-01-659-1377
NSN 5960-01-399-4327
NSN 6240-00-043-2266
NSN 5895-00-841-1745
NSN 5910-00-833-3034
NSN 7035-01-271-1643
NSN 5985-01-589-5324
NSN 6650-00-816-0517
NSN 6240-01-487-3840
NSN 5920-00-722-4894
NSN 5925-00-410-7560