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Avionics

STC ST03422CH

FAA DRS lists ST03422CH as Current · Amended, held by KaiserAir Inc, for Gulfstream Aerospace G-IV and Gulfstream Aerospace GV. Recorded change: Installation of a Universal Avionics UNS-1Espw flight management system with UniLink UL-801datalink system and CVR-120A cockpit voice recorder to meet airworthiness requirements for FANS 1/A+ and optional Automatic Dependent Surveillance Broadcast (ADS-B) Out. Snapshot dated June 30, 2026.

FAA-listed holder
KaiserAir Inc
Aircraft configurations
2
FAA revision date
FAA status
Current · Amended

Recorded modification

What the FAA record covers

Installation of a Universal Avionics UNS-1Espw flight management system with UniLink UL-801datalink system and CVR-120A cockpit voice recorder to meet airworthiness requirements for FANS 1/A+ and optional Automatic Dependent Surveillance Broadcast (ADS-B) Out.

ST03422CH 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-IV and Gulfstream Aerospace GV. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Gulfstream Aerospace G-IVA12EAGulfstream Aerospace GVA12EA

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Gulfstream Aerospace G-IV and Gulfstream Aerospace GV 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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