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 5996-01-068-9103
NSN 5999-01-429-8926
NSN 6650-01-210-9004
NSN 5950-01-364-7036
NSN 6150-01-263-7960
NSN 5930-01-599-7423
NSN 6685-01-003-4555
NSN 6320-00-905-0543
NSN 5930-01-214-3572
NSN 5999-01-214-8644
NSN 6150-01-622-8939
NSN 5920-00-710-2781