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 5910-00-014-0978
NSN 5855-01-425-6340
NSN 6620-00-262-3113
NSN 5950-01-406-8582
NSN 5925-01-577-6903
NSN 6105-01-437-6876
NSN 6320-00-937-5625
NSN 5835-01-580-0446
NSN 5920-01-495-2571
NSN 5950-00-144-4139
NSN 5915-01-474-8616
NSN 6645-00-522-4173