P/S 890 Class C is an integral fuel tank sealant. It has a service temperature range of -65°F (-54°C) to 250°F (121°C) with intermittent excursions up to 135°C (275°F). This material is designed for brush and fay sealing of fuel tanks and other aircraft fuselage sealing applications. The cured sealant retains excellent elastomeric properties after prolonged exposure to both jet fuel and aviation gasoline (avgas).
P/S 890 Class C is a two part, manganese dioxide cured polysulfide compound. The uncured material is a roller grade liquid suitable for application by brush, extrusion gun or spatula. It cures at room temperature to form a flexible sealant with excellent adhesion to common aircraft surfaces.
| Packing | 6 OZ / 100 ML or 1 Pint |