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 5998-01-556-7451
NSN 2925-01-166-4589
NSN 5945-01-633-0203
NSN 6685-01-096-9490
NSN 4140-00-224-2133
NSN 5920-00-887-6514
NSN 5910-00-375-9144
NSN 6110-01-212-3344
NSN 5985-01-603-5553
NSN 6620-01-020-4526
NSN 5950-01-020-4102
NSN 5996-01-449-3662