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 5985-01-004-2723
NSN 5990-01-116-2181
NSN 5920-00-584-4592
NSN 6220-01-257-1075
NSN 6135-01-142-2417
NSN 5935-01-473-5165
NSN 6320-01-215-2284
NSN 5965-00-497-4521
NSN 5835-01-062-6258
NSN 5985-00-791-9777
NSN 6150-00-496-9064
NSN 6610-00-308-4242