Aircraft Spruce Canada
Brantford, ON Canada
Corona, CA | Peachtree City, GA
Chicago, IL | Wasilla, AK
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Pro-Seal Fuel Tank Sealant P/S 890 B - 1/2 Hour
2.5 oz. 3.5 oz.
Pint KitOverview
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P/S Class B is an aircraft integral fuel tank sealant. It as service temperature range from 65°F (-54°C) to 250°F (121°C), with intermittent excursions up to 275°F (135°C). This material is designed for fillet sealing of fuel tanks and other aircraft fuselage sealing applications. The cured sealant maintains excellent elastomeric properties after prolonged exposure to both jet fuel and aviation gas.
P/S 890 Class B is a two-part, manganese dioxide cured polysulfide compound. The uncured material is a low sag, thixotropic paste suitable for application by extrusion gun or spatula. It cures at room temperature to form a resilient sealant having excellent adhesion to common aircraft substrates. The following tests are in accordance with AMS-S-8802 Class B specification test methods. |
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Reviews
The product is amazing, stop my fuel tank leaks. For a first time user, directions are a little confusing for mixing and use.
Verified Purchase
Proseal PS890B-1/2 2 Fl Oz In 2.5 Oz Cartridge
Good item and in stock in GA.
Verified Purchase
Proseal 0890B1/2 Pint Kit
Remember to purchase the tip which is sold separately.
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Proseal PS890B-1/2 3.5 Fl Oz In 6Oz Cartridge Kit
bon produit merci.
Verified Purchase
Proseal 0890B1/2 Pint Kit
Verified Purchase
Proseal PS890B-1/2 3.5 Fl Oz In 6Oz Cartridge Kit
The cartridge is definitely the way to go if you are doing long seams like replacing a front bubble window on a helicopter.
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Proseal PS890B-1/2 3.5 Fl Oz In 6Oz Cartridge Kit
Excelent product👍👍👍
Verified Purchase
Proseal 0890B1/2 Pint Kit
Verified Purchase
Proseal 0890B1/2 Pint Kit
No issues with purchasing, shipping or the product. The sealant was fresh and well within expiration date. Always a pleasure buying from /aircraft Spruce!
You did a great job keeping my backorders moving. Thx! BP
Q&A
Please note, Aircraft Spruce Canada's personnel are not certified aircraft mechanics and can only provide general support and ideas, which should not be relied upon or implemented in lieu of consulting an A&P or other qualified technician. Aircraft Spruce Canada assumes no responsibility or liability for any issue or problem which may arise from any repair, modification or other work done from this knowledge base. Any product eligibility information provided here is based on general application guides and we recommend always referring to your specific aircraft parts manual, the parts manufacturer or consulting with a qualified mechanic.
Yes, this comes with both parts of the compound. Mixing is required, it will explain it on the instructions that come with the product. Yes, you would have to use the entire amount all at once. You can purchase it in longer working times referring to product P/N# 09-38510. This part will meet the same specs.
7 hours at 77 degrees per the tech data sheet.
Yes this will work with plastic.
It will not, you would use our part number 09-38520.
