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 4140-00-128-8072
NSN 6220-01-227-7307
NSN 6135-01-271-7151
NSN 6645-01-381-2050
NSN 5998-01-521-6121
NSN 5905-01-350-3275
NSN 5910-01-487-6757
NSN 5935-01-435-4085
NSN 5990-01-414-2778
NSN 7035-00-215-3272
NSN 6105-01-340-8864
NSN 5835-01-319-4636