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 5920-01-458-6445
NSN 5915-00-813-1611
NSN 5998-00-953-2188
NSN 5905-01-568-0261
NSN 6150-00-518-2743
NSN 6130-01-597-3204
NSN 6110-01-147-5936
NSN 4140-01-618-4644
NSN 5998-01-441-3640
NSN 5975-01-513-9179
NSN 5999-01-123-6657
NSN 5895-01-104-7189