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Other aircraft modifications

STC ST04050NY

FAA DRS lists ST04050NY as Current · Amended, held by Coulson Aviation (USA) Inc., for Boeing 737-300 Series. Recorded change: Installation of the Coulson Aerial Firefighter Tanker Modification to Boeing Model 737-300 series aircraft per Coulson Aviation USA, Inc. Snapshot dated June 30, 2026.

FAA-listed holder
Coulson Aviation (USA) Inc.
Aircraft configurations
1
FAA revision date
FAA status
Current · Amended

Recorded modification

What the FAA record covers

Installation of the Coulson Aerial Firefighter Tanker Modification to Boeing Model 737-300 series aircraft per Coulson Aviation USA, Inc.

ST04050NY 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: Boeing 737-300 Series. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Boeing 737-300 SeriesA16WE

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Boeing 737-300 Series 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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