STC ST04621CH
FAA DRS lists ST04621CH as Current · Issued, held by Envoy Aerospace LLC, for Boeing 737-800 Series. Recorded change: Installation of an Interior Reconfiguration, Astronics AES In-Seat Power Supply System, and In-Flight Entertainment System Modifications. Snapshot dated June 30, 2026.
FAA-listed holder
Aircraft configurations
1
FAA revision date
FAA status
Current · Issued
Recorded modification
What the FAA record covers
ST04621CH 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. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Related cabin and interiors STCs
Installation of aft facing cabin attendant seat at approximately station 450.
FAA holder: United Airlines Inc
Installation of a flight attendant seat at RH floor level exit door.
FAA holder: United Airlines Inc
Installation of a self-closing flight attendant seat mounted on installed instructural panel at mid-cabin galley. The seat, when occupied, will unfold into the aisle and when released automatically close, leaving the aisle unobstructed. Approved for 727-022.
FAA holder: United Airlines Inc
FAA record reference
- STC number
- ST04621CH
- Product
- Aircraft · Large Airplane
- Country
- USA
- Application date
- February 14, 2020
- Revision date
- August 26, 2023
- CFR references
- Part 25