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 5945-01-143-9144
NSN 5985-00-806-1961
NSN 6650-00-056-1581
NSN 5835-01-051-4226
NSN 5990-01-472-2447
NSN 5855-00-908-9314
NSN 6240-01-159-5043
NSN 5985-00-809-1187
NSN 6220-01-116-2411
NSN 6110-00-578-7243
NSN 5925-00-001-7446
NSN 5910-01-169-8162