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 5910-00-946-5739
NSN 5920-00-501-2096
NSN 4140-01-445-5945
NSN 6145-01-018-0244
NSN 6610-01-524-9576
NSN 6110-01-341-5348
NSN 7035-01-476-7787
NSN 5950-01-471-6778
NSN 6220-00-993-0419
NSN 5935-01-352-5858
NSN 6645-01-227-2036
NSN 6130-01-601-3702