H.B. Fuller WS-8020RC A-1/2 (6OZ-KIT)
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Commonly Used Product Name:
H.B.?Fuller WS?8020RC A?1/2 Sealant Kit
Product Summary:
This is a two?component polysulfide aerospace sealant from the brand?H.B. Fuller Aerospace (Royal Sealants division), model WS?8020RC Class?A (A?1/2), supplied as a 6?oz kit (~170?mL). It offers high temperature resistance and fuel resistance.
MRO Category: Sealants & Jointing Compounds – Structural & Fuel Tank Sealants
Sub?Category: Polysulfide Fuel?Tank & Fuselage Sealant (Rapid Cure)
The product’s Function: The WS?8020RC sealant is applied to fasteners, joints and seams in aircraft fuel tanks and fuselage structures, it cures to form an elastomeric seal that resists fuel, temperature extremes and vibration.
A use cases: Used for sealing fastener rows in integral fuel tanks on commercial aircraft (e.g., Boeing, Lockheed platforms), sealing fuselage panel joints or access door perimeters where fuel/flammable fluid resistance and structural sealing are required.
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Information
The H.B.?Fuller WS?8020RC Class?A sealant is designed for aerospace structural environments where sealing against fuel or aviation gasoline is required under wide temperature ranges. The product is a two?component manganese dioxide cured polysulfide that offers proven performance from –65?°F (–54?°C) to +250?°F (121?°C) with intermittent exposure up to +360?°F (182?°C). The brush applied kit format (~6?oz) allows field MRO application or small volume repair work. Maintenance engineers and structural repair technicians often search for “WS?8020RC Class A sealant aerospace” or “WS8020RC A?1/2 fuel tank sealant”. Its relevance lies in providing a durable, flexible, fuel?resistant seal in high?integrity aerospace assemblies.
Specification codes:
- AMS?S?8802 Class?A (Qualified)
- AMS?3276
Restrictions
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