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 5835-00-998-5757
NSN 5960-01-139-5968
NSN 5965-00-234-0219
NSN 6105-00-623-7948
NSN 6620-01-612-9030
NSN 5996-00-763-6245
NSN 4140-00-225-8586
NSN 5950-01-463-1374
NSN 5855-01-461-2741
NSN 6685-00-963-9995
NSN 5975-01-329-6824
NSN 6685-01-065-0530