SAE AMS 1640C

This specification covers a corrosion-removing compound in the form of a liquid concentrate.This method is primarily concerned with the removal of pitting corrosion and heavy surface oxidation from exterior aluminum surfaces of aircraft.Compounds meeting the requirements of this specification may cause hydrogen embrittlement of high-strength steels and will remove cadmium plate.

This product replaces:SAE AMS 1640B - Corrosion Removing Compound, For Aircraft Surfaces ( Reaffirmed: Nov 1994 Jun 2000 )