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 6150-01-495-1207
NSN 5855-01-444-1233
NSN 6135-01-419-5574
NSN 5895-00-503-3468
NSN 6110-00-008-4333
NSN 6610-01-274-6223
NSN 6645-01-284-6533
NSN 5999-00-143-8489
NSN 5960-01-518-4440
NSN 5999-01-072-2194
NSN 6650-01-497-5782
NSN 5915-01-045-8323