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 6620-01-497-3744
NSN 5999-00-155-3088
NSN 5895-00-686-7772
NSN 6130-01-634-0603
NSN 5935-00-043-5293
NSN 5905-00-856-4470
NSN 5945-00-909-8548
NSN 5855-01-413-5645
NSN 5930-00-665-1547
NSN 6145-00-738-5601
NSN 5935-01-294-8628
NSN 2925-01-411-4666