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3M AC-770 B-2 Aerospace Sealant 3.5oz Kit

3M AC-770 B-2 Aerospace Sealant 3.5oz Kit
Please order in multiples of 24
3M™ Aerospace Sealant AC-770 is an ultra low density, fast cure, polysulfide fuselage sealant.

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 Boeing BMS 5-142* *please validate at time of usage
  • Available in Class B

Orders over £50 placed online will now qualify for FREE UK Mainland delivery*

Orders under £50 placed online for UK Mainland delivery is £6.95*

Orders requiring Pre 10.00am Next Day delivery has also been lowered from £35.00 to £19.50** 

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.

Sil-Mid Limited DO NOT GUARANTEE that the information on this page 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.