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  2. All 3M Products
  3. Adhesives, Sealants & Fillers
  4. Sealants
  5. Polysulfide Sealants
  6. 3M™ Aerospace Sealant AC-251, BLACK B-2, 3.5 oz Kit, 24 Kit/Case

3M™ Aerospace Sealant AC-251, BLACK B-2, 3.5 oz Kit, 24 Kit/Case

  • 3M Product Number AC-251
  • 3M ID 7010372247
  • UPC 00051128983799

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

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Details

Highlights
  • 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

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.

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