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 5965-00-170-5254
NSN 5915-01-428-6681
NSN 5999-00-681-6168
NSN 6610-00-633-4338
NSN 6320-01-108-5933
NSN 5910-00-932-0629
NSN 5905-00-970-1939
NSN 5998-01-450-8528
NSN 6620-00-998-6191
NSN 5915-01-428-6681
NSN 5975-00-578-3132
NSN 5945-00-234-7519