Quick View

Naftoseal MC-238 Class B is a two-component, manganese-dioxide cured polysulfide polymer system providing excellent fuel tank and fuselage seals. The B-2 denotes this product has a 2 hour application time.

 See Options
Skip to main content

Naftoseal MC-238 B-2 Fuselage & Fuel Tank Sealant

GracoRoberts P/N: V00666
From $59.56

Naftoseal MC-238 Class B is a two-component, manganese-dioxide cured polysulfide polymer system providing excellent fuel tank and fuselage seals. The B-2 denotes this product has a 2 hour application time.

Technical Information

  • Product Type Fuel Tank Sealant
  • Product Form Liquid

Product Information

It has outstanding resistance to aviation gasoline and jet fuel, as well as resistance to the chemicals and petroleum products used in the aircraft industry.

Naftoseal MC-238 Class B maintains its flexibility and bond strength on most metal substrates like aluminum, stainless steel, steel, titanium, composite 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 it has excellent tooling properties.

The curing time may be reduced considerably by increasing the temperature (up to 60 °C / 140 °F max).

Data Sheets

Please select the size/colour from the dropdown to access datasheets

Product Properties

Brand
Chemetall Naftoseal
Manufacturer
Chemetall
Product Type
Fuel Tank Sealant
Product Form
Liquid
Manufacturer Part #
50570491 | 50577983

Shipping Information

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.