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 5855-00-079-2370
NSN 5998-00-840-6834
NSN 5915-01-341-1296
NSN 7035-01-107-2811
NSN 6220-00-798-6831
NSN 6320-00-228-5678
NSN 6150-01-480-3491
NSN 6645-00-274-1279
NSN 5975-01-249-3506
NSN 6650-00-382-6080
NSN 6145-00-617-4032
NSN 6135-01-420-4070