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 5950-01-006-6223
NSN 5965-00-043-3463
NSN 6620-00-351-9949
NSN 6610-01-369-7306
NSN 5965-01-293-5996
NSN 5985-01-502-4639
NSN 5910-01-567-0043
NSN 6150-00-294-6461
NSN 5950-01-032-0062
NSN 4140-01-020-9926
NSN 4140-01-426-6629
NSN 6650-00-437-9763