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 5855-01-608-5809
NSN 5925-01-279-5558
NSN 5950-01-634-0677
NSN 6145-00-408-1724
NSN 6240-01-398-0646
NSN 6130-00-231-3929
NSN 2925-01-531-0248
NSN 6145-00-947-2101
NSN 5925-01-064-7829
NSN 6320-01-607-1491
NSN 5915-00-954-0559
NSN 6105-00-824-1188