HarcoSemco

U.S.A.

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Works in: Air Data & Flight Instruments · Electrical Power Systems · Engine Controls & Monitoring · Sensors, Transducers & Detectors · Terminals, Relays & Switching · Tubing, Hoses & Conduits

8 specific categories within these sectors — subscribe to see them.

Works on: Airbus A320 · Airbus A330 · Boeing 777 · Boeing F/A-18 Super Hornet · Eclipse 550 · Embraer ERJ-145 series · Lockheed Martin F-35 Lightning II

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QMS AS9100 (EN9100 / JIS Q 9100) company-stated ISO 9001 company-stated

Corrections welcome via your company update page.

TransDigm Group Inc. TDG New York Stock Exchangeprimary T7D Frankfurt Stock Exchange 0REK London Stock Exchange T7D Stuttgart Stock Exchange T7D Tradegate BSX

Home-market primary listings are highlighted; other lines are secondary quotations of the same shares. Verified against the markets, August 2026.

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Information on this page is compiled from a variety of published sources.