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 6320-01-207-9038
NSN 5990-00-686-5868
NSN 5935-01-553-0397
NSN 6645-01-056-5291
NSN 5935-01-513-9623
NSN 6135-01-334-3935
NSN 5855-01-472-8320
NSN 5930-01-473-7225
NSN 6145-01-028-9185
NSN 5915-01-455-0002
NSN 5930-00-831-5231
NSN 5915-01-042-2521