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 6620-00-270-3275
NSN 5960-00-455-9218
NSN 5905-00-058-1765
NSN 6105-01-250-9893
NSN 6220-00-202-8591
NSN 5996-01-391-8033
NSN 5965-00-913-9545
NSN 5998-01-539-7988
NSN 5999-01-553-4107
NSN 7035-01-250-5744
NSN 5960-00-822-9519
NSN 5925-01-102-8482