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 6620-01-462-0001
NSN 5950-01-611-0083
NSN 5950-01-236-3361
NSN 5990-01-612-5323
NSN 5999-01-166-0255
NSN 6135-01-056-4609
NSN 5965-01-581-8489
NSN 5999-01-030-5220
NSN 5925-01-132-6092
NSN 5855-00-014-5008
NSN 6320-01-384-3850
NSN 5960-00-574-3818