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 5910-01-570-2178
NSN 5895-01-159-6217
NSN 5925-00-244-0711
NSN 6610-00-299-1844
NSN 5965-01-633-8849
NSN 5915-01-019-1430
NSN 5950-00-528-9293
NSN 6685-00-316-2601
NSN 6650-00-342-6447
NSN 5925-00-845-3430
NSN 6650-01-646-1643
NSN 6685-01-629-6090