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 5855-01-312-5160
NSN 5950-01-614-3723
NSN 6610-00-817-8772
NSN 6240-01-651-8628
NSN 6610-01-398-1094
NSN 5996-00-155-4586
NSN 6130-01-029-8786
NSN 5935-01-243-4500
NSN 5905-01-162-8498
NSN 6620-01-468-2795
NSN 6110-00-101-9821
NSN 6110-00-539-9543