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 5835-01-261-2978
NSN 6650-01-510-9488
NSN 5915-01-067-7262
NSN 5855-01-542-9059
NSN 5990-00-831-5359
NSN 4140-01-507-6627
NSN 5895-01-498-5236
NSN 5905-01-050-0630
NSN 6135-01-469-7574
NSN 6650-00-896-4915
NSN 5920-01-132-4059
NSN 5999-00-483-1390