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 5996-01-452-0402
NSN 5915-00-209-9110
NSN 5915-01-180-2870
NSN 5999-01-653-0824
NSN 5915-01-181-0053
NSN 5998-01-031-7375
NSN 6610-01-051-4735
NSN 5996-01-552-0480
NSN 5960-01-395-9834
NSN 6610-00-925-0935
NSN 5999-00-949-2863
NSN 5998-00-078-9319