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 5998-00-068-2672
NSN 5945-00-301-4830
NSN 6150-00-574-5981
NSN 6110-01-426-6924
NSN 6220-01-327-0278
NSN 5930-01-415-2495
NSN 6620-01-398-8986
NSN 5996-01-222-0790
NSN 6130-01-300-0657
NSN 6105-00-692-4468
NSN 6320-01-307-6505
NSN 5960-00-274-4188