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 6145-00-104-7789
NSN 5960-01-174-6975
NSN 2925-01-149-0352
NSN 6650-01-412-1040
NSN 5965-01-581-5837
NSN 5990-00-604-3023
NSN 5945-01-589-7711
NSN 5999-00-494-8071
NSN 5915-01-373-1708
NSN 5930-01-132-4476
NSN 4140-00-813-9557
NSN 5855-00-160-2286