3M AC-251 B-2 Aerospace Sealant 3.5oz Kit
3M Aerospace Sealant AC-251 is our two-part, manganese dioxide cured, polysulfide based sealant for aircraft windshields, canopies and windows.
Technical Information
- Commodity Code 32141010
- Country of Origin United States
- UN Number 3082 CL9
Product notice - Force Majeure has been declared that affects the supply of this material. Lead Times may be extended further than advertised. Please read the official 3M bulletin for more information.
Data Sheets
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Product Information
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.
Clearly Effective
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.
Features:
- 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
Additional Content
Shipping information
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