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 4140-00-869-1435
NSN 5915-01-514-7136
NSN 5930-01-605-5566
NSN 5999-00-228-8582
NSN 6610-00-303-9647
NSN 5960-00-995-2554
NSN 5925-00-702-1924
NSN 6105-00-514-0884
NSN 5905-00-632-7411
NSN 6685-01-278-2141
NSN 2925-01-604-8984
NSN 5920-00-196-3631