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 6220-00-418-4223
NSN 6105-00-917-9869
NSN 5965-00-127-3847
NSN 5990-01-067-1775
NSN 5925-01-447-9767
NSN 5895-00-435-7773
NSN 6645-00-754-4108
NSN 5925-01-451-0518
NSN 5895-01-608-7851
NSN 6320-01-388-3125
NSN 5950-00-602-1055
NSN 5855-00-943-0685