PPG Aerospace® PR-1440 B-1/2 Gray AMS-S-8802D Type 2, Class B-1/2 Spec Fuel Tank Sealant - Quart Kit

PR-1440 Class B is a sealant for integral fuel tanks on aircraft. This material is specifically suitable for the fillet sealing of fuel tanks and any other seal around aircraft fuselages.  The cured sealant retains excellent elastomeric properties after long term exposure to both jet fuel and aviation gas. PR-1440 Class B is a two-part, manganese dioxide cured polysulfide compound.