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 5920-01-034-3947
NSN 5990-01-167-7043
NSN 5999-00-369-1623
NSN 5925-01-086-7424
NSN 6105-01-196-9971
NSN 5999-00-392-4691
NSN 5975-01-033-2733
NSN 6240-00-807-8512
NSN 5920-00-819-3518
NSN 6240-01-285-7857
NSN 5945-00-111-2050
NSN 5975-01-287-8068