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Other aircraft modifications

STC ST03708NY

FAA DRS lists ST03708NY as Current · Amended, held by H4 Aerospace (UK) Ltd., for Airbus A318-111, Airbus A318-112, and Airbus A318-121, and 23 more aircraft configurations. Recorded change: Installation of TCAS system upgrade from TPA-81A TCAS II with software version 7.0 or TPA-100A TCAS II to TPA-100B with software version 7.1 for Honeywell System. Snapshot dated June 30, 2026.

FAA-listed holder
Aircraft configurations
26
FAA revision date
FAA status
Current · Amended

Recorded modification

What the FAA record covers

Installation of TCAS system upgrade from TPA-81A TCAS II with software version 7.0 or TPA-100A TCAS II to TPA-100B with software version 7.1 for Honeywell System.

ST03708NY 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 A318-111, Airbus A318-112, and Airbus A318-121, and 23 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Airbus A318-111 and Airbus A318-112, and 24 more aircraft configurations model, serial range, and configuration?
  2. 02Which configuration, parts, installation data, limitations, and ICAs 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?