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Other aircraft modifications

STC ST00598CH

FAA DRS lists ST00598CH as Current · Amended, held by ElectroSonics, for Gulfstream Aerospace G-1159, Gulfstream Aerospace G-1159A, and Gulfstream Aerospace G-1159B. Recorded change: Installation of an AlliedSignal GNS-XLS Flight Management System. Snapshot dated June 30, 2026.

FAA-listed holder
ElectroSonics
Aircraft configurations
3
FAA revision date
FAA status
Current · Amended

Recorded modification

What the FAA record covers

Installation of an AlliedSignal GNS-XLS Flight Management System.

ST00598CH 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: Gulfstream Aerospace G-1159, Gulfstream Aerospace G-1159A, and Gulfstream Aerospace G-1159B. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Gulfstream Aerospace G-1159A12EAGulfstream Aerospace G-1159AA12EAGulfstream Aerospace G-1159BA12EA

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Gulfstream Aerospace G-1159 and Gulfstream Aerospace G-1159A, and 1 more aircraft configuration 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?

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