PPG Aerospace® Bombardier Hump Seal Repair Kit — Complete Aerodynamic Seal Restoration
Bombardier-specific. Cost-effective. Built for fast, reliable repairs.
Precision-engineered exclusively for Bombardier aircraft hump seal maintenance, this all-in-one repair kit gives aviation technicians everything needed to restore aerodynamic integrity quickly and cost-effectively — minimizing aircraft downtime while maintaining peak safety and performance standards.
⚠️ Aviation Use Only: This kit is engineered to meet industry-standard compliance requirements. For use by qualified aircraft maintenance technicians only.
What's Included in the Kit
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Polysulfide Sealant
Premium aviation-grade sealant formulated for Bombardier hump seal restoration
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Seal Forming Tool
Custom-designed for Bombardier aircraft geometry for a precise, consistent seal
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Adhesion Promoter
Professional-grade primer ensuring maximum sealant bond strength
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Application Tape
Ensures clean, defined edges for a professional finish
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Precision Razor Blades
For accurate trimming and surface preparation
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Technical Instructions
Clear, technician-friendly step-by-step guidance for consistent results
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Why Choose This Kit?
Minimizes Aircraft Downtime
Efficient repair process gets Bombardier aircraft back in service faster — reducing costly ground time for airlines and operators.
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Cost-Effective Repair Solution
A more economical alternative to traditional repair methods — delivering professional results without the premium cost.
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Industry-Standard Compliance
Every component meets aviation industry safety and reliability standards — ensuring regulatory confidence on every repair.
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Restores Fuel Efficiency
Restoring optimal hump seal geometry reduces aerodynamic drag, directly supporting better fuel burn performance.
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Bombardier-Specific Design
Engineered specifically for Bombardier aircraft hump seal geometry — ensures precise fit and a consistent seal profile every repair.
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Extends Aircraft Service Life
Lasting, high-quality repairs protect critical seal areas and help extend the overall service life of your Bombardier fleet.
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Ideal For
Bombardier CRJ Series Bombardier Q Series Bombardier Global Series Bombardier Challenger Series Line Maintenance MRO Facilities Hump Seal Restoration Regional & Business Aviation
PPG Aerospace Quality Assurance
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Industry-Standard Compliance
Meets aviation safety and reliability standards for every repair
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Cost-Efficient Maintenance
Reduces repair costs compared to traditional methods without sacrificing quality
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Trusted by MROs Globally
PPG Aerospace expertise relied upon by regional and business aviation teams worldwide
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Tips for Best Results
✓ Thoroughly clean and dry the hump seal area before applying adhesion promoter
✓ Apply masking tape cleanly along seal edges before dispensing sealant for a professional finish
✓ Use the forming tool in one smooth, continuous stroke for a uniform seal profile
✓ Allow full sealant cure time before returning the aircraft to service — refer to the included technical instructions
✓ Store unused sealant components sealed and away from direct sunlight or extreme temperatures
⚠️ Safety & Compliance Notice: This product is intended for use by qualified aircraft maintenance technicians only. Always follow applicable Bombardier Aircraft Maintenance Manual (AMM) procedures, safety protocols, and regulatory requirements before performing hump seal repairs.
PPG Aerospace® is a registered trademark of PPG Industries. Kit contents and configuration may vary by aircraft model.
