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Other aircraft modifications

STC ST04371CH

FAA DRS lists ST04371CH as Current · Issued, held by Envoy Aerospace LLC, for Boeing 737-800 Series and Boeing 737-900ER Series. Recorded change: Installation of an Astronics AES Flight Deck Power System and Class Divider in accordance with Envoy Aerospace Master Data List, Doc. No. E18026-2400-L001, Revision B, dated January 10, 2019, or later FAA approved revision. Snapshot dated June 30, 2026.

FAA-listed holder
Envoy Aerospace LLC
Aircraft configurations
2
FAA revision date
FAA status
Current · Issued

Recorded modification

What the FAA record covers

Installation of an Astronics AES Flight Deck Power System and Class Divider in accordance with Envoy Aerospace Master Data List, Doc. No. E18026-2400-L001, Revision B, dated January 10, 2019, or later FAA approved revision.

ST04371CH 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 737-800 Series and Boeing 737-900ER Series. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Boeing 737-800 SeriesA16WEBoeing 737-900ER SeriesA16WE

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Boeing 737-800 Series and Boeing 737-900ER 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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