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 6110-00-204-5697
NSN 5990-01-485-0260
NSN 5975-00-199-9563
NSN 6650-00-139-5459
NSN 5855-01-502-2789
NSN 5996-00-249-6091
NSN 6620-01-121-0736
NSN 5996-01-495-8804
NSN 5895-00-738-7829
NSN 6620-00-317-7820
NSN 2925-00-816-8765
NSN 2925-00-134-4827