3M Aerospace Sealant AC-251 is our two-part, manganese dioxide cured, polysulfide based sealant for aircraft windshields, canopies and windows.
£40.15 excl VAT
£48.18 inc VAT
Commodity Code: 32141010
Country of Origin: United States
£40.15 + VAT
£39.09 + VAT
£38.03 + VAT
3M Aerospace Sealant AC-251 is our two-part, manganese dioxide cured, polysulfide based sealant for aircraft windshields, canopies and windows. This quick curing product is easy to tool, and the non-sag formula holds its shape on vertical and horizontal surfaces. AC-251 is effective for acrylic, glass, and polycarbonate aircraft transparencies and exterior mold line applications.
3M™ Aerospace Sealant AC-251 is designed to create an aesthetically pleasing and highly effective seal. Its formulation prevents crazing on adjacent transparent surfaces, making our black, non-sagging product look as good as it performs. AC-251 is designed for optimal performance when used with 3M Adhesion Promoter.
Maintains flexibility and bond strength for reliable performance on aircraft transparencies
Contains no added solvents to prevent crazing on transparent surfaces
Formulated to resist UV degradation
Black color provides clean exterior mold lines
Non-sag formula is easy to mix and apply by injection dispenser or spatula for fast application time
Qualified to multiple aerospace material specifications
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, 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.
Document DownloadsSil-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.