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 7035-01-609-0936
NSN 6135-01-329-7994
NSN 6220-01-178-0171
NSN 5905-01-296-2166
NSN 6240-00-978-9752
NSN 6610-01-406-4985
NSN 5999-01-481-3617
NSN 6620-01-465-7615
NSN 6220-01-335-8964
NSN 4140-01-378-5753
NSN 5975-00-843-2585
NSN 6240-01-012-2706