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 5999-00-336-9147
NSN 5965-00-079-2360
NSN 5985-01-496-2671
NSN 5985-01-088-6193
NSN 5999-01-429-8926
NSN 5950-00-411-7495
NSN 4140-00-473-1135
NSN 5975-01-105-9020
NSN 5945-01-154-0529
NSN 4140-01-634-0330
NSN 6320-01-159-2211
NSN 6130-00-942-8298