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 6130-01-508-3924
NSN 6320-00-295-2854
NSN 5935-01-444-1517
NSN 5945-01-275-1493
NSN 6150-01-430-2257
NSN 5915-01-418-7221
NSN 5855-00-610-4052
NSN 5999-00-474-6119
NSN 6110-00-608-9305
NSN 5990-01-288-7393
NSN 7035-01-386-5722
NSN 5960-01-054-9639