PPG Aerospace® PR-1440 A-1/2 Gray AMS-S-8802C Class A-1/2 Spec Fuel Tank Sealant - 6 oz 654-SemKit

The PPG Aerospace® PR-1440 A-1/2 is a two-part, manganese dioxide-cured polysulfide sealant, supplied in a 6 oz Semkit, engineered to meet AMS-S-8802C Class A-1/2 specification. Designed for integral fuel tank sealing and fuselage applications, this sealant provides superior resistance to aviation fuels, oils, and hydraulic fluids, ensuring long-term durability and adhesion in critical airframe areas.

The Class A-1/2 designation indicates a fast application and cure profile, making it particularly suitable for assembly line operations and time-sensitive MRO applications. Once cured, PR-1440 delivers a flexible, resilient seal that maintains performance across a wide range of operating conditions.

Key Technical Features:

1. Product: PR-1440 A-1/2 Fuel Tank Sealant.
2. Manufacturer: PPG Aerospace® / PRC DeSoto®.
3. Packaging: 6 oz 654-Semkit (two-part system).
4. Specification: AMS-S-8802C Class A-1/2.
5. Color: Gray.
6. Chemistry: Manganese dioxide-cured polysulfide.
7. Function: Sealing of integral fuel tanks and fuselage structures.
8. Provides excellent resistance to fuels, oils, and hydraulic fluids.
9. Features short work life for rapid application.
10. Suitable for OEM manufacturing and MRO maintenance.