Material is stainless steel (13-8 ph ss); nha p/n is hp1118610-5 which is a steering damper for the a10 aircraft
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 6110-00-780-7152
NSN 5945-00-788-1415
NSN 5945-01-258-9688
NSN 5990-01-560-0896
NSN 5895-00-539-8322
NSN 6685-01-534-3725
NSN 6240-00-031-3112
NSN 6620-01-621-0719
NSN 5920-01-353-9100
NSN 5945-00-190-5807
NSN 5945-01-446-0954
NSN 6320-01-578-6006