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 5996-01-020-0567
NSN 6110-01-144-2832
NSN 5985-00-199-8997
NSN 6105-00-381-8599
NSN 5999-01-192-6479
NSN 5925-01-029-3483
NSN 6610-01-076-4800
NSN 6620-01-184-3193
NSN 6645-01-376-2336
NSN 6650-01-359-8537
NSN 5945-01-384-3198
NSN 6240-00-244-0483