Skip to main content

3M AC-370 B-1/2 Aerospace Sealant 3.5oz Kit

3M AC-370 B-1/2 Aerospace Sealant 3.5oz Kit

3M Aerospace Sealant AC-370 is a low density, fast cure, polysulfide, fuel tank and fuselage sealant.


  • Cost reduction
  • Helps process imrovement
  • Maintains flexibility 
read more
£62.94 excl VAT
(£75.53 Inc VAT)
No stock - lead time 108 days
Please order in multiples of 24
Bulk discounts
£62.94 + VAT
£59.79 + VAT
£58.22 + VAT
£56.65 + VAT

Product Information

It has outstanding resistance to jet fuel, as well as resistance to chemicals and petroleum products common to the aircraft industry.


  • Allows for total cost reduction; helps reduce shrinkage and rework
  • Helps process improvement; excellent tooling properties, easily applied and cures quickly
  • Maintains flexibility and bond strength in a wide variety of temperatures and stress conditions
  • Qualified to AMS 3281 and Bombardier BAMS 552-002* *please validate at time of usage

Specifications and Information

Technical Information

£62.94 excl VAT
(£75.53 Inc VAT)
No stock - lead time 108 days
Product Code
Commodity Code
Country Of Origin
United States
UN Number
UN3082 CL9 III

Document Downloads

Sil-Mid Limited DO NOT GUARANTEE that the information in these documents is the most up to date information available from the manufacturer, there are times when updated information is released and we are not made aware immediately.

Delivery information

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

Orders under £100 placed online for UK Mainland delivery is £8.95*

**Orders requiring Pre 10.00am Next Day delivery has also been lowered from £35.00 to £21.00, 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.