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PRC Desoto - PS-890 B1/2 Gray Fuel Tank Sealant

The PRC Desoto PS-890 B1/2 Gray Fuel Tank Sealant is a high-performance, two-part polysulfide compound designed for aircraft fuel tank sealing and other fuselage sealing applications. This versatile sealant offers exceptional flexibility and adhesion, making it an ideal choice for maintaining the integrity and safety of aircraft fuel systems. With its broad service temperature range and resistance to both jet fuel and aviation gas, the PS-890 B1/2 Gray Fuel Tank Sealant is a reliable solution for a variety of aircraft maintenance needs.

Product Specifications and Technical Details

The PS-890 B1/2 Gray Fuel Tank Sealant is a manganese dioxide cured polysulfide compound, providing a resilient sealant with excellent adhesion to common aircraft substrates. It features a low sag, thixotropic paste that is easy to apply using an extrusion gun or spatula. The cured sealant maintains its elastomeric properties over a wide temperature range, from 65°F (-54°C) to 250°F (121°C), with intermittent excursions up to 275°F (135°C). This material meets various industry standards, including AMS-S-8802, BMS 5-44, and CMNP021, ensuring compliance with the strictest requirements of the aerospace industry.

Practical Applications and Benefits

The PRC Desoto PS-890 B1/2 Gray Fuel Tank Sealant is a must-have for aircraft maintenance professionals. Its ability to seal fuel tanks and other fuselage components effectively makes it a critical tool for ensuring the reliability and safety of aircraft. Whether you're working on a commercial jet or a general aviation aircraft, this sealant provides the durability and performance you need. Its ease of application and wide range of specifications make it a preferred choice for both routine maintenance and complex repair tasks. Trust the PRC Desoto PS-890 B1/2 Gray Fuel Tank Sealant to keep your aircraft flying safely and efficiently.