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3M AC-251 Class B-1/2 Aerospace Sealant is a two-part, quick curing, polysulfide based canopy and windshield sealant.

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3M AC-251 B-1/2 Aerospace Sealant 3.5oz Cartridge

Silmid P/N: AC251BA6OZ
No Stock - Standard lead time 183 business days
Please order in multiples of 24

3M AC-251 Class B-1/2 Aerospace Sealant is a two-part, quick curing, polysulfide based canopy and windshield sealant.

Technical Information

  • Commodity Code 32141010
  • Country of Origin United States
DISCONTINUING: This product is due to be discontinued. For information regarding alternative products please contact us on info@silmid.com or call +44 (0)1675 432850.

Data Sheets

Download the 3M AC-251 B-1/2 technical data sheet (TDS) and the 3M AC-251 B-1/2 safety data sheet (SDS) from Silmid today. Once you have logged in or signed up, the datasheet will be visible for download if one is available.

Product Properties

Pack Size
3.5oz Cartridge
Product Colour
Black
Brand
3M
Manufacturer Name
3M PLC
Sealant Class
Class B
Application Time
30 Minutes

Product Information

This product is formulated for sealing acrylic, glass, and polycarbonate aircraft canopies and windshields. It contains no solvents, does not craze and quickly cures, exhibiting excellent adhesion and resistance to UV and weather exposure. 3M AC-251 Class B Sealant has a thixotropic, non-sag consistency and can be readily applied with a spatula or extrusion gun on vertical surfaces.

Applications:

  • Canopy and windshield sealant
  • Exterior moldline applications

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Shipping information

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

**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.