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 6620-01-502-9104
NSN 6130-01-302-1636
NSN 2925-00-142-0641
NSN 6150-01-469-7930
NSN 2925-00-467-7150
NSN 5835-01-158-6878
NSN 5945-01-372-0595
NSN 2925-01-222-7764
NSN 4140-01-385-5636
NSN 7035-01-337-1729
NSN 5930-01-245-8636
NSN 5975-00-937-6691