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 6130-01-301-5609
NSN 5998-01-604-0775
NSN 6240-00-789-3370
NSN 6685-01-632-1304
NSN 6135-01-445-6589
NSN 6620-01-590-7035
NSN 5985-00-141-9036
NSN 5998-00-081-1454
NSN 6620-01-541-4465
NSN 5950-01-480-4232
NSN 6105-00-578-0973
NSN 5990-01-242-9653