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

The PPG Aerospace® PR-1440 A-2 is a two-part, polysulfide-based fuel tank sealant, supplied in a 6 oz 654-SemKit, formulated to meet AMS-S-8802D, Type 2, Class A-2 specification. Engineered for integral fuel tank sealing, this sealant provides excellent adhesion, fuel resistance, and long-term flexibility, ensuring durable and reliable sealing of aircraft fuel systems.

The A-2 class designation offers a longer work life, allowing extended tooling and precise application, which is ideal for complex OEM assembly and MRO fuel tank maintenance tasks. Once cured, PR-1440 A-2 forms a resilient, flexible seal capable of withstanding aviation fuels, oils, hydraulic fluids, and environmental exposure.

Key Technical Features:

1.        Product: PR-1440 A-2 Fuel Tank Sealant

2.        Manufacturer: PPG Aerospace® / PRC-DeSoto®

3.        Packaging: 6 oz 654-SemKit (two-part system)

4.        Color: Gray

5.        Chemistry: Polysulfide-based

6.        Specification: AMS-S-8802D, Type 2, Class A-2

7.        Function: Fuel tank sealing with extended work life

8.        Provides resistance to aviation fuels, oils, hydraulic fluids, and environmental stresses

9.        Ensures durability, flexibility, and long-term adhesion