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 5945-01-660-7299
NSN 6610-00-466-3104
NSN 6130-00-171-7400
NSN 6610-01-228-8883
NSN 6220-00-547-8807
NSN 5855-01-286-2916
NSN 6135-01-413-4747
NSN 5990-01-294-6198
NSN 6645-01-600-9399
NSN 5975-00-804-1489
NSN 5985-01-056-5179
NSN 6135-00-057-2005