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SKU: HSKSAAB320340
Product Type: Hump Seal Kits
Vendor: PPG - Transparencies

PPG Aerospace® Saab 340 Hump Seal Repair Kit — Precision-Engineered Aerodynamic Seal Restoration

Saab 340-specific. Exceeds aerospace standards. Swift, reliable hump seal restoration.

Specifically designed for Saab 340 aircraft hump seal maintenance, this comprehensive repair kit addresses one of the most common maintenance challenges with precision and efficiency — giving technicians everything needed for swift, reliable seal restoration while minimizing ground time and maintenance costs.
⚠️ Aviation Use Only: Developed to exceed rigorous aerospace standards. For use by qualified aircraft maintenance technicians only.

What's Included in the Kit

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Polysulfide Sealant

Premium aerospace-grade sealant precision-formulated for Saab 340 hump seal restoration

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Purpose-Built Forming Tool

Custom-designed for Saab 340 aircraft geometry for a precise, consistent seal profile

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Adhesion Promoter

Professional-grade primer ensuring maximum sealant bond strength on Saab 340 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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Intuitive Instructions

Step-by-step guidance that simplifies the restoration process for consistent, reliable results

Why Choose This Kit?

Streamlined Repairs

Intuitive instructions and purpose-built components simplify the restoration process — enabling technicians to complete reliable hump seal repairs with speed and confidence.

Reduced Aircraft Downtime

Minimizes Saab 340 ground time compared to traditional repair methods — keeping your regional fleet operational and on schedule.

Significant Cost Savings

Delivers meaningful savings on maintenance expenses — a cost-effective alternative to traditional repair methods without sacrificing quality or safety.

Performance Assurance

Maintains crucial aerodynamic integrity and fuel efficiency — restoring the Saab 340's operational performance to peak condition on every repair.

Exceeds Aerospace Standards

Developed to exceed — not just meet — rigorous aerospace standards, ensuring safety, reliability, and regulatory confidence across your Saab 340 fleet.

Extends Fleet Service Life

Consistent, reliable repairs protect critical seal areas and support the continued safety, efficiency, and longevity of your Saab 340 fleet.

Ideal For

Saab 340A Saab 340B Saab 340B Plus Regional Airline Fleets Commuter & Turboprop Operations MRO Facilities Line Maintenance Hump Seal Restoration

PPG Aerospace Quality Assurance

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Exceeds Aerospace Standards

Developed to exceed — not just meet — rigorous aviation safety and performance requirements

Aerodynamic Performance Restored

Restores crucial aerodynamic integrity and fuel efficiency to peak condition

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Trusted for Regional Fleets

PPG Aerospace expertise relied upon by Saab 340 regional 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 purpose-built 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 intuitive 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 Saab 340 Aircraft Maintenance Manual (AMM) procedures, safety protocols, and regulatory requirements before performing hump seal repairs.

PPG Aerospace® is a registered trademark of PPG Industries. Saab 340® is a registered trademark of Saab AB. Kit contents and configuration may vary by aircraft variant.