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Avionics

STC ST01854CH-D

FAA DRS lists ST01854CH-D as Current · Issued, held by Garrett Aviation Services, for Gulfstream Aerospace LP 1125 Westwind Astra and Gulfstream Aerospace LP Astra SPX. Recorded change: Installation of an Innovative Solutions & Support (IS&S) Air Data Display Unit and Standby Altimeter. Snapshot dated June 30, 2026.

FAA-listed holder
Garrett Aviation Services
Aircraft configurations
2
FAA revision date
FAA status
Current · Issued

Recorded modification

What the FAA record covers

Installation of an Innovative Solutions & Support (IS&S) Air Data Display Unit and Standby Altimeter.

ST01854CH-D 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 LP 1125 Westwind Astra and Gulfstream Aerospace LP Astra SPX. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Gulfstream Aerospace LP 1125 Westwind AstraA16NMGulfstream Aerospace LP Astra SPXA16NM

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Gulfstream Aerospace LP 1125 Westwind Astra and Gulfstream Aerospace LP Astra SPX 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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