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 5910-01-364-2828
NSN 5905-01-489-5756
NSN 6135-01-465-8061
NSN 5920-00-835-6013
NSN 5930-01-010-0064
NSN 5999-01-131-7439
NSN 6105-00-242-1221
NSN 6145-00-033-2997
NSN 5945-00-823-8652
NSN 6130-00-862-5516
NSN 6130-01-085-2532
NSN 6650-00-161-4122