PR-1440 Class A is an aircraft integral fuel tank sealant. 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 proper-ties after prolonged exposure to both jet fuel and aviation gas. PR-1440 Class A is a two-part, manganese dioxide 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. The following tests are in accordance with AMS-S-8802 Class A specification test methods.

SEALANT

Product Details

Manufacturer	PPG
Part Number	PR 1440 A2
Pack Size	SEMKIT
Specification	PPG STD
Hazmat	UN 1133

Availability

Under Lead Time (3–4 weeks)