PPG PR-1776M Class B-2 Low Weight Fuel Tank Sealant, 6 oz Semkit, PR1776MB2-60Z
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PR-1776M Class B-2 is a low density, high temperature sealant for aircraft integral fuel tanks, designed for fillet sealing of fuel tanks and other aircraft fuselage sealing. It is a two-part, manganese dioxide cured modified polysulfide, designed as a direct replacement for PR-1776 Class B.
- Up to 20% weight saving per unit volume over traditional sealants for these uses
- Low sag, thixotropic paste applied by extrusion gun or spatula
- Cures at room temperature to a resilient sealant
- Retains elastomeric properties after prolonged exposure to jet fuel and aviation gas
- Resists limited contact with diphosphate ester based hydraulic fluids
Tech Spec
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