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 5855-01-437-6161
NSN 6320-00-186-6452
NSN 6110-01-173-9420
NSN 6220-01-651-8240
NSN 4140-01-194-6181
NSN 5999-01-113-1653
NSN 6610-01-381-8898
NSN 5990-01-384-2697
NSN 6650-00-446-8787
NSN 4140-01-149-4803
NSN 6320-01-397-0399
NSN 2925-01-608-1888