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3M AC-350 Class B-4 Aerospace Sealant is a fast cure, intermediate density polysulfide sealant suitable for fuel tank and fuselage applications.

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3M AC-350 B-4 Aerospace Sealant 4.5oz Kit

Silmid P/N: P1400449
No Stock - Standard lead time 185 business days
Please order in multiples of 24

3M AC-350 Class B-4 Aerospace Sealant is a fast cure, intermediate density polysulfide sealant suitable for fuel tank and fuselage applications.

Technical Information

  • UN Number 3082 CL9
  • Commodity Code 32141010
  • Country of Origin United States
END USER STATEMENT: This product requires an end user statement to be completed prior to sale. You will be contacted by our Customer Services Team once your order has been placed.

Data Sheets

Download the 3M AC-350 B -4 technical data sheet (TDS) and the 3M AC-350 B -4 safety data sheet (SDS) from Silmid today. Once you have logged in or signed up, the datasheet will be visible for download if one is available.

Product Properties

Pack Size
4.5oz Kit
Product Colour
Off-White | Dark Brown
Brand
3M
Manufacturer Name
3M PLC
Manufacturer Part Number
7000048215
Sealant Class
Class B
Application Time
4 Hours

Product Information

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; aluminium, 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.

Applications:

  • Sealing integral fuel tanks
  • Repairing integral fuel tanks
  • Sealing fuselages

Additional Content

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Shipping information

Orders over £100 placed online will now qualify for FREE UK Mainland delivery*

**orders placed through the office will incur additional charges.** 

International delivery (door to door delivery) is available for selected countries worldwide. Shipping will be automatically calculated based on the weight, location and hazardous nature of the goods. Customers can also choose ex works to arrange their own collection.

Please refer to our delivery page for more information.