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 5920-01-568-7700
NSN 6110-00-827-0086
NSN 6150-00-504-7656
NSN 5996-00-726-4785
NSN 5950-01-422-5457
NSN 5975-01-158-4645
NSN 5835-00-723-2505
NSN 6150-01-014-7969
NSN 6650-01-546-5425
NSN 5910-01-215-1550
NSN 6150-01-463-5883
NSN 6110-01-110-8555