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Avionics

STC ST599CH-D

FAA DRS lists ST599CH-D as Current · Reissued, held by Duncan Aviation Inc, for Israel Aircraft Industries 1124 and Israel Aircraft Industries 1124A. Recorded change: Installation of a Universal Navigation Corp UNS-1M flight management system with software level (SCN) 23.x for enroute and terminal operations, GPS non-precision approaches and GPS Primary use oceanic/remote operation. Snapshot dated June 30, 2026.

FAA-listed holder
Duncan Aviation Inc
Aircraft configurations
2
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

Installation of a Universal Navigation Corp UNS-1M flight management system with software level (SCN) 23.x for enroute and terminal operations, GPS non-precision approaches and GPS Primary use oceanic/remote operation.

ST599CH-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: Israel Aircraft Industries 1124 and Israel Aircraft Industries 1124A. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Israel Aircraft Industries 1124A2SWIsrael Aircraft Industries 1124AA2SW

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Israel Aircraft Industries 1124 and Israel Aircraft Industries 1124A 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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