3M Aerospace Sealant AC-251 Class B are two-part, quick curing, polysulfide based canopy and windshield sealants.
UN Number: UN3082 CL9 III
Limited Quantity: 5L
These products are formulated for sealing acrylic, glass, and polycarbonate aircraft canopies and windshields. They contain no solvents and do not craze. The sealants quickly cure and exhibit excellent adhesion and resistance to UV and weather exposure.
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**
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.