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Other aircraft modifications

STC ST01987WI

FAA DRS lists ST01987WI as Current · Amended, held by Duncan Aviation Inc, for Gulfstream Aerospace G-IV, Gulfstream Aerospace GIV-X, and Gulfstream Aerospace GV, and 1 more aircraft configuration. Recorded change: Limitation of Maximum Passenger Capacity to Nine (9). Snapshot dated June 30, 2026.

FAA-listed holder
Duncan Aviation Inc
Aircraft configurations
4
FAA revision date
FAA status
Current · Amended

Recorded modification

What the FAA record covers

Limitation of Maximum Passenger Capacity to Nine (9).

ST01987WI 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, Gulfstream Aerospace GIV-X, and Gulfstream Aerospace GV, and 1 more aircraft configuration. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Gulfstream Aerospace G-IVA12EAGulfstream Aerospace GIV-XA12EAGulfstream Aerospace GVA12EAGulfstream Aerospace GV-SPA12EA

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Gulfstream Aerospace G-IV and Gulfstream Aerospace GIV-X, and 2 more aircraft configurations 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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