RTV 157 Grey is a premium aerospace-grade silicone adhesive sealant formulated for use in aircraft maintenance and repair environments. It offers excellent resistance to temperature extremes, vibration, moisture, and aviation fluids, making it ideal for sealing and bonding critical components in certified aircraft.
The sealant cures to a flexible, durable elastomer that maintains long-term adhesion and sealing performance under dynamic operating conditions.
Key Features
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High-temperature resistant silicone formulation
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Excellent adhesion to metals, composites, and glass
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Resistant to vibration and thermal cycling
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Moisture and fluid resistant
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Non-corrosive to electrical components
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Flexible after cure
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Suitable for certified aircraft applications
Typical Applications
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Magneto and ignition component sealing
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Firewall and engine compartment sealing
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Access panels and inspection covers
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Electrical connector sealing
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Airframe vibration-resistant bonding
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Minor structural and non-structural sealing tasks
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