The Leader In Inlet Cowl Upgrade Solutions For Corrosion Problems In Corporate Aviation

CHALLENGER 300/350 INLET UPGRADE

THE PERMANENT SOLUTION TO THE CORROSION PROBLEMS WITH THE ALUMINUM INNER BARREL.

The Challenger 300/350 Inlet Upgrade Program that replaces the Aluminum Inner Barrel with a state-of-the-art Carbon Graphite Composite Barrel. FAA certified STC# ST04417AT, January 2018

100% solution to corrosion problems

  • Lifetime structural warranty
  • 5-year acoustic warranty
  • Reduced maintenance cost
  • Interchangeable
  • Affordability and savings
  • Weight: 4.5 lbs lighter

Replaces part numbers:

  • WBA7160E101-047 thru -053
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THE UPGRADE PROCESS

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Composite Inlet Barrel lay up

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Composite T Chanel production

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Envelope Bagging for Cure

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Vacuum applied, ready for oven curing

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Composite Inlet Barrel assembly to attach flange and T Section

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In process inspection of Composite Inlet Barrel assembly

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Original Cowl disassembly for modification

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Installing forward and aft bulkheads

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Outer Skin Installation

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Refinished Polished Lip Skin

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Preparation for painting

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Finish painting to customer specification

SALES AND DELIVERY PROCESS

The Sales and delivery process is represented by the following flow chart:

flowchart

QTA provides Loaner Nose Cowls, based on availability, at no additional charge.

KEY POINTS

The STC incorporates additional features

  • Lip Skin re-anodize
  • Outer Skin repairs to erosion and delamination
  • replacement attachment flange, if required.
  • Painting to aircraft color upon completion.