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PR-1422 Class A is an aircraft integral fuel tank sealant, MIL-S-8802, AMS-S-8802 Class A. It has a 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 brush sealing of fasteners in 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.
PR-1422 Class A Aircraft fuel tank sealant, is a two-part, dichromate cured polysulfide compound. The uncured material is suitable for application by brush in thickness up to 25 mils.It cures at room temperature to form a resilient sealant having excellent adhesion to common aircraft substrates.
PR-1422 Class A Aircraft Fuel Tank Sealant is tested in accordance with AMS-S-8802 and MIL-S-8802 Class B specification test methods.
PR1422 Class A MSDS
PR1422 Class A Product Spec Sheet
Other PR1422 Sealant Options
Other Aircraft Fuel Tank Sealant Options: