PPG Aerospace® De Havilland Hump Seal Repair Kit — Precision-Engineered Aerodynamic Seal Restoration
De Havilland-specific. Industry-certified quality. Built to restore operational integrity and performance longevity.
Specifically engineered for De Havilland aircraft hump seal maintenance, this comprehensive repair kit addresses one of the most common maintenance challenges directly impacting aerodynamic performance and fuel efficiency — delivering a complete, cost-effective repair system that keeps your De Havilland fleet operating at peak efficiency.
⚠️ Aviation Use Only: Engineered to meet rigorous aerospace standards and specifications. For use by qualified aircraft maintenance technicians only.
What's Included in the Kit
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Aerospace-Grade Sealant
Industry-certified polysulfide sealant precision-formulated for De Havilland hump seal restoration
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Precision Forming Tool
Custom-designed for De Havilland aircraft geometry — ensuring a precise, consistent seal profile every time
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Adhesion Promoter
Professional-grade primer ensuring maximum sealant bond strength on De Havilland airframe surfaces
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Application Tape
Ensures clean, defined edges for a professional finish on every repair
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Precision Razor Blades
For accurate trimming and surface preparation prior to sealing
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User-Friendly Instructions
Clear, step-by-step guidance designed to minimize aircraft downtime and ensure reliable results
Why Choose This Kit?
Complete Repair System
Every component needed for efficient De Havilland hump seal restoration is included — a fully self-contained solution that eliminates the need to source individual parts.
Streamlined Repair Process
User-friendly instructions and purpose-built components minimize aircraft downtime — enabling technicians to complete quick, reliable hump seal restorations with confidence.
Cost-Effective Alternative
Delivers significant savings compared to traditional repair methods — a cost-effective solution that maintains industry-certified quality without compromising performance or safety.
Industry-Certified Quality
Engineered to meet rigorous aerospace standards and specifications — every component is validated to ensure long-term reliability and airworthiness compliance.
Restored Aerodynamic Performance
Hump seal damage directly impacts aerodynamic efficiency and fuel consumption. This kit restores optimal seal geometry — recovering performance lost to critical seal damage.
Operational Integrity & Longevity
Safeguards your De Havilland aircraft's operational integrity and performance longevity — supporting continued airworthiness and fleet reliability over the long term.
Engineered to meet rigorous aerospace standards and specifications for long-term reliability
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Aerodynamic Performance Restored
Restores optimal seal geometry to recover fuel efficiency and aerodynamic performance
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Trusted Aviation Expertise
PPG Aerospace's proven expertise trusted by De Havilland operators and MROs worldwide
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 precision forming tool in one smooth, continuous stroke for a uniform, consistent seal profile
✓ Allow full sealant cure time before returning the aircraft to service — refer to the included user-friendly instructions
✓ Store unused sealant components sealed and away from direct sunlight or extreme temperatures
Trust PPG Aerospace's aviation expertise to keep your De Havilland fleet operating at peak efficiency.
Innovative repair solutions that safeguard operational integrity and support performance longevity.
⚠️ Safety & Compliance Notice: This product is intended for use by qualified aircraft maintenance technicians only. Always follow applicable De Havilland Aircraft Maintenance Manual (AMM) procedures, safety protocols, and regulatory requirements before performing hump seal repairs.
PPG Aerospace® is a registered trademark of PPG Industries. De Havilland® is a registered trademark of De Havilland Aircraft of Canada Limited. Kit contents and configuration may vary by aircraft model and variant.
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$802.00
We have 16 Available in Stock!
Please allow 7-14 business days for processing after receipt of your order.
