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 6110-00-663-4054
NSN 6320-00-908-6841
NSN 5895-01-618-4185
NSN 5985-00-058-1309
NSN 5920-01-607-4346
NSN 5985-01-422-0534
NSN 6620-01-381-6225
NSN 6130-01-400-6123
NSN 5996-00-850-2372
NSN 6650-01-263-0645
NSN 6150-01-510-0350
NSN 5950-00-823-7799