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Avionics

STC ST00156DE-D

FAA DRS lists ST00156DE-D as Current · Reissued, held by Learjet Inc, for Gulfstream Aerospace G-1159. Recorded change: Installation of Collins five tube EFIS-85B (14) Electronic Flight Instrument System with dual Honeywell FZ-500 Flight Directors and an AES model 89-7007-1 Autopilot Interface Unit. Snapshot dated June 30, 2026.

FAA-listed holder
Learjet Inc
Aircraft configurations
1
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

Installation of Collins five tube EFIS-85B (14) Electronic Flight Instrument System with dual Honeywell FZ-500 Flight Directors and an AES model 89-7007-1 Autopilot Interface Unit.

ST00156DE-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 G-1159. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Gulfstream Aerospace G-1159A12EA

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Gulfstream Aerospace G-1159 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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