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 6220-01-303-4577
NSN 6610-00-112-2698
NSN 6105-01-398-5394
NSN 5925-01-350-4295
NSN 6145-01-486-4247
NSN 6645-01-497-1488
NSN 5930-01-115-6242
NSN 5965-01-113-9061
NSN 6650-00-879-5834
NSN 4140-01-515-7294
NSN 5996-01-479-9637
NSN 6145-00-819-6236