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 5915-00-488-7069
NSN 5925-01-337-3336
NSN 4140-00-844-1791
NSN 7035-01-452-4306
NSN 5910-01-196-7181
NSN 6145-00-946-2033
NSN 6130-00-397-7690
NSN 6685-00-469-8891
NSN 5950-01-348-0913
NSN 6320-01-162-5977
NSN 5990-01-162-9220
NSN 7035-01-391-7470