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 5950-00-944-3892
NSN 6105-01-386-9845
NSN 5950-00-203-5809
NSN 6610-01-381-3181
NSN 5920-01-542-4941
NSN 5998-01-123-8753
NSN 6110-01-398-1502
NSN 6105-01-154-5050
NSN 6110-00-397-7531
NSN 6240-01-181-4474
NSN 6130-01-608-9620
NSN 6220-01-307-6119