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Other aircraft modifications

STC SA4-959

FAA DRS lists SA4-959 as Current · Reissued, held by Seaplane Works Inc., for Gulfstream American G-44, Gulfstream American G-44A, and Gulfstream American SCAN Type 30. Recorded change: Stewart Warner heater installation. Snapshot dated June 30, 2026.

FAA-listed holder
Seaplane Works Inc.
Aircraft configurations
3
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

Stewart Warner heater installation.

SA4-959 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 American G-44, Gulfstream American G-44A, and Gulfstream American SCAN Type 30. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Gulfstream American G-44A-734Gulfstream American G-44AA-734Gulfstream American SCAN Type 30A-734

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Gulfstream American G-44 and Gulfstream American G-44A, and 1 more aircraft configuration 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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