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 2925-01-257-6225
NSN 6685-01-321-1199
NSN 5998-00-683-1333
NSN 5999-01-228-9899
NSN 5855-01-518-8691
NSN 5999-00-232-4479
NSN 6105-01-009-1456
NSN 5975-01-032-6748
NSN 6620-01-523-0713
NSN 6110-01-296-3590
NSN 5950-01-263-3897
NSN 5930-01-606-8941