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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-350 B-1/2 Aerospace Sealant 25gm (0.68oz Fill) Kit (New Formulation)

Silmid P/N: P0251193
No Stock – Typically ships in 6 business days from order date

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

Technical Information

  • UN Number 3082 CL9
  • Commodity Code 32141090
  • Country of Origin United States
EXPORT CONTROL: This product is affected by export control regulations, and as such delivery will be limited to United Kingdom customers only. For more information, please contact your Account Manager, email info@silmid.com or call the office on +44 (0)1675 432 850.

Data Sheets

Download the 3M AC-350 B-1/2 technical data sheet (TDS) and the 3M AC-350 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
25gm (0.68oz Fill) Kit
Product Colour
White | Dark Brown
Brand
3M
Manufacturer Name
3M PLC
Sealant Class
Class B
Application Time
30 Minutes

Specifications

SAE
AMS-S-8802 Type 2 Class B-1/2 | AMS3276 Class B-1/2
Boeing
MMS332 Grade 2 Class B-1/2 | HMS 16-1097 Type II Class B-1/2
Miscellaneous Specs
Cessna CMNP093 Type XIV Class B-1/2 | Lockheed Martin FMS-3055 Class B-1/2

spec_table_disclaimer

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, nonsag consistency and can be readily applied with a spatula or extrusion gun on vertical surfaces.

Applications:

  • Canopy and windshield sealant
  • Exterior moldline applications

Additional Content

Shipping information

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.