With numerous threads, grooves and keyways
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 5985-00-297-7526
NSN 6685-01-170-4701
NSN 6110-01-055-0827
NSN 4140-01-565-4993
NSN 6685-00-872-5078
NSN 6110-00-399-1413
NSN 6610-00-518-4919
NSN 5998-01-501-5855
NSN 5915-00-651-3056
NSN 6240-00-440-3656
NSN 6130-00-335-9712
NSN 5985-00-408-0848