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 6130-01-485-1367
NSN 6130-01-173-1556
NSN 4140-00-356-1979
NSN 5965-01-042-2001
NSN 5990-00-985-1334
NSN 2925-01-308-4764
NSN 5950-01-549-5080
NSN 6320-00-089-9426
NSN 2925-00-328-2018
NSN 5950-01-610-5957
NSN 5920-01-631-5425
NSN 5950-01-037-0878