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 5915-00-253-4281
NSN 5905-01-461-3641
NSN 5960-00-871-3950
NSN 2925-01-419-3805
NSN 5855-00-912-3885
NSN 5855-01-344-3706
NSN 5998-01-646-6485
NSN 5985-00-108-8481
NSN 6620-01-058-2161
NSN 6145-01-436-6241
NSN 6150-00-335-7189
NSN 5985-01-513-1876