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Avionics

STC ST02639LA

FAA DRS lists ST02639LA as Current · Issued, held by Aviation Communication and Surveillance Systems (ACSS) LLC, for Airbus A340-211, Airbus A340-212, and Airbus A340-213, and 37 more aircraft configurations. Recorded change: Replace the existing Mode S Transponder system. Snapshot dated June 30, 2026.

FAA-listed holder
Aviation Communication and Surveillance Systems (ACSS) LLC
Aircraft configurations
40
FAA revision date
FAA status
Current · Issued

Recorded modification

What the FAA record covers

Replace the existing Mode S Transponder system.

ST02639LA identifies the approval, recorded holder, named aircraft, and modification scope. It does not confirm kit availability, serial-number effectivity, data rights, price, or installation authority.

Applicability

Aircraft named in FAA DRS

Named aircraft: Airbus A340-211, Airbus A340-212, and Airbus A340-213, and 37 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Airbus A340-211A43NMAirbus A340-212A43NMAirbus A340-213A43NMAirbus A340-311A43NMAirbus A340-312A43NMAirbus A340-313A43NMAirbus A340-541A43NMAirbus A340-642A43NMAirbus SAS A318-111A28NMAirbus SAS A318-112A28NMAirbus SAS A318-121A28NMAirbus SAS A318-122A28NMAirbus SAS A319-111A28NMAirbus SAS A319-112A28NMAirbus SAS A319-113A28NMAirbus SAS A319-114A28NMAirbus SAS A319-115A28NMAirbus SAS A319-131A28NMAirbus SAS A319-132A28NMAirbus SAS A319-133A28NMAirbus SAS A320-111A28NMAirbus SAS A320-211A28NMAirbus SAS A320-212A28NMAirbus SAS A320-214A28NMAirbus SAS A320-231A28NMAirbus SAS A320-232A28NMAirbus SAS A320-233A28NMAirbus SAS A321-111A28NMAirbus SAS A321-112A28NMAirbus SAS A321-131A28NMAirbus SAS A321-211A28NMAirbus SAS A321-212A28NMAirbus SAS A321-213A28NMAirbus SAS A321-231A28NMAirbus SAS A321-232A28NMAirbus SAS A300 B2-1AA35EUAirbus SAS A300 B2-1CA35EUAirbus SAS A300 B2-203A35EUAirbus SAS A300 B2K-3CA35EUAirbus SAS A300 B4-103A35EU

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Airbus A340-211 and Airbus A340-212, and 38 more aircraft configurations model, serial range, and configuration?
  2. 02Which part numbers, software versions, interfaces, and manual changes apply?
  3. 03Who can legally supply the design data, kit, instructions, and ICAs?
  4. 04What parts, labor, conformity, and return-to-service work are excluded?

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