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 6105-01-422-5502
NSN 5965-00-985-9157
NSN 6320-01-512-2031
NSN 5945-00-171-4484
NSN 6130-00-984-6252
NSN 5985-01-071-1387
NSN 5855-01-483-2346
NSN 5915-00-683-3800
NSN 6135-01-286-9563
NSN 4140-01-629-8938
NSN 2925-00-231-8041
NSN 6610-01-440-4314