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 5910-01-625-8216
NSN 5915-01-245-8157
NSN 7035-01-127-9019
NSN 5950-01-238-8601
NSN 5855-00-610-4052
NSN 5920-01-364-5193
NSN 6610-00-854-9166
NSN 6130-01-394-2343
NSN 6150-00-583-9878
NSN 5999-00-533-3651
NSN 5935-01-007-4102
NSN 5910-00-105-4692