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 6610-00-081-2365
NSN 6220-01-065-1387
NSN 5945-01-496-9659
NSN 5855-01-063-1692
NSN 5985-01-530-6779
NSN 5915-01-254-2128
NSN 5960-01-015-7331
NSN 5945-00-378-1284
NSN 6620-01-513-6358
NSN 5950-00-228-0818
NSN 5985-01-014-2389
NSN 5925-01-062-4831