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 6105-01-633-6812
NSN 5975-01-612-2562
NSN 2925-00-163-9016
NSN 5998-01-259-5581
NSN 5895-01-537-2543
NSN 6240-01-440-1766
NSN 5965-00-113-2657
NSN 5999-00-891-6372
NSN 5920-00-854-8459
NSN 4140-01-261-7953
NSN 6650-01-498-2633
NSN 5895-01-630-8291