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 5925-01-343-8831
NSN 5935-01-187-5438
NSN 6610-01-301-9457
NSN 5998-00-978-1495
NSN 5910-01-656-2913
NSN 6130-01-252-8351
NSN 5855-01-013-6864
NSN 6135-00-255-1340
NSN 5935-01-283-2890
NSN 6105-00-888-7158
NSN 4140-01-250-1128
NSN 5996-01-057-1981