One end has internal threads
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 5835-00-373-2671
NSN 6320-01-313-8306
NSN 5998-00-899-0995
NSN 6320-01-352-5653
NSN 5960-00-231-3767
NSN 5999-00-179-4650
NSN 5895-00-187-5280
NSN 5935-00-415-8285
NSN 5996-01-286-9089
NSN 5990-00-409-3594
NSN 6130-00-476-4863
NSN 5998-01-116-8308