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 4140-00-093-7679
NSN 5950-01-522-2694
NSN 6110-01-163-7692
NSN 5910-00-001-4685
NSN 6685-01-571-1861
NSN 6110-01-516-1675
NSN 5999-00-853-6860
NSN 5935-00-724-2214
NSN 5910-01-048-7442
NSN 5950-00-080-0445
NSN 6220-00-276-8681
NSN 5855-01-172-4568