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 6620-01-551-7922
NSN 5920-01-339-7421
NSN 5915-01-390-2625
NSN 7035-00-981-7216
NSN 5920-01-582-8569
NSN 5996-01-085-5031
NSN 5855-00-466-2309
NSN 5999-01-432-1564
NSN 6320-01-359-3921
NSN 5950-01-611-0849
NSN 6620-00-444-6972
NSN 5895-01-200-9458