3M AC-350 B-4 PMF Aerospace Sealant 2.5 oz Cartridge
3M AC-350 Class B Aerospace Sealant is a fast cure, intermediate density polysulfide sealant suitable for fuel tank and fuselage applications.
- UN Number UN1845 CL9
- Product Type Fuel Tank Sealant
- Product Form Liquid
HAZMAT: This product is classified as Hazardous for transport. This may limit the carrier options that are available.
FREEZER: This product is stored and shipped as frozen. Dry ice packaging may be required with this product and will be automatically applied to your order.
This two-component, manganese dioxide cured sealant is solvent free and has outstanding resistance to aviation gasoline and jet fuel, as well as resistance to chemicals and petroleum products common to the aircraft industry. It maintains flexibility and bond strength on most metal substrates such as; aluminum, titanium, steel, stainless steel, glass, 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.
- Sealing integral fuel tanks
- Repairing integral fuel tanks
- Sealing fuselages
For information about the available delivery options please visit our Shipping Guide.
Some products in our catalog are classified as Hazardous for shipping so some restrictions and/or additional shipping fees may apply.