3M™ Aerospace AC-350 B-1/2 Dark Gray AMS-S-8802D Class B-1/2, Type II Spec Fuel Tank & Fuselage Sealant - 2 oz Kit

AC-350 Class B is a fast cure, intermediate density two-component, manganese dioxide cure, solvent free, polysulfide fuel tank and fuselage sealant. AC-350 has outstanding resistance to aviation gasoline and jet fuel, as well as resistance to chemicals and petroleum products common to the aircraft industry. AC-350 Class B maintains its flexibility and bond strength on most metal substrates such as: aluminum, titanium, steel, stainless steel, and many coatings under extremes of temperature, weathering and stress. The mixed compound is a thixotropic paste easily applied by extrusion, injection gun or spatula and exhibits superb tooling properties.