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 5950-01-183-0780
NSN 5960-00-113-0019
NSN 6610-00-186-9180
NSN 6130-00-820-2188
NSN 5985-01-451-1213
NSN 5835-01-219-0586
NSN 5999-01-119-9195
NSN 5925-01-336-4624
NSN 5835-01-381-4452
NSN 6145-00-919-6176
NSN 6620-01-470-3854
NSN 5985-01-198-3237