FAA-listed STC holder

STC Twenty One Limited STCs

The Jun 30, 2026 FAA DRS snapshot lists 7 selected supplemental type certificates with status Current under STC Twenty One Limited. The records span 43 public aircraft directories and 4 modification categories. This is a research directory, not a claim that any specific kit or service is currently offered.

listed Current at snapshot

aircraft directories

modification categories

Jun 14, 2024

latest recorded revision

Recently revised records

Showing the 7 most recently revised records. Category directories provide the complete paginated discovery path.

7 displayed records.

Search every indexed record for this holder. The table below contains the recently revised records shown on this page.

STC Twenty One Limited supplemental type certificates, aircraft applicability, source status and dates
STC and modification	Aircraft / model / TC	Source status and dates	Holder and authority
ST00204IB Installation of Structural Provisions for a Swift Broadband Antenna. Aircraft connectivity View record	Gulfstream Aerospace LP GalaxyTC A53NM Gulfstream Aerospace LP Gulfstream 200TC A53NM	Current at cited snapshot Revised Jun 14, 2024 Application: May 3, 2024	FAA holder: STC Twenty One Limited FAA authority record
ST00098IB Introduction of ADS-B Out. Avionics View record	Airbus SAS A318-111TC A28NM Airbus SAS A318-112TC A28NM Airbus SAS A318-121TC A28NM Airbus SAS A318-122TC A28NM Airbus SAS A319-111TC A28NM Airbus SAS A319-112TC A28NM Airbus SAS A319-113TC A28NM Airbus SAS A319-114TC A28NM Airbus SAS A319-115TC A28NM Airbus SAS A319-131TC A28NM Airbus SAS A319-132TC A28NM Airbus SAS A319-133TC A28NM Airbus SAS A320-211TC A28NM Airbus SAS A320-212TC A28NM Airbus SAS A320-214TC A28NM Airbus SAS A320-216TC A28NM Airbus SAS A320-231TC A28NM Airbus SAS A320-232TC A28NM Airbus SAS A320-233TC A28NM Airbus SAS A320-251NTC A28NM Airbus SAS A320-271NTC A28NM Airbus SAS A321-111TC A28NM Airbus SAS A321-112TC A28NM Airbus SAS A321-131TC A28NM Airbus SAS A321-211TC A28NM Airbus SAS A321-212TC A28NM Airbus SAS A321-213TC A28NM Airbus SAS A321-231TC A28NM Airbus SAS A321-232TC A28NM Airbus SAS A321-251NTC A28NM Airbus SAS A321-253NTC A28NM Airbus SAS A321-271NTC A28NM Airbus SAS A321-272NTC A28NM ATR - GIE Avions de Transport R gional ATR42-200TC A53EU ATR - GIE Avions de Transport R gional ATR42-300TC A53EU ATR - GIE Avions de Transport R gional ATR42-320TC A53EU ATR - GIE Avions de Transport R gional ATR42-500TC A53EU ATR - GIE Avions de Transport R gional ATR72-101TC A53EU ATR - GIE Avions de Transport R gional ATR72-102TC A53EU ATR - GIE Avions de Transport R gional ATR72-201TC A53EU	Current at cited snapshot Revised Feb 22, 2023 Application: Dec 13, 2022	FAA holder: STC Twenty One Limited FAA authority record
ST02676LA Installation of palletized aerial dispersant of liquids tanker system. Other aircraft modifications View record	Boeing 737-400 SeriesTC A16WE	Current at cited snapshot Revised Dec 16, 2022 Application: Dec 30, 2013	FAA holder: STC Twenty One Limited FAA authority record
ST04648NY Installation of VIP Cabin Interior; 737-8, serial number 61329. Cabin and interiors View record	Boeing 737-8TC A16WE	Current at cited snapshot Revised Jul 2, 2021 Application: May 21, 2019	FAA holder: STC Twenty One Limited FAA authority record
ST04417NY Activation of the FeiTian System Media Server with Cabin Wi-Fi. Aircraft connectivity View record	Airbus SAS A319-111TC A28NM Airbus SAS A320-214TC A28NM	Current at cited snapshot Revised Oct 23, 2019 Application: Aug 28, 2019	FAA holder: STC Twenty One Limited FAA authority record
ST04305NY Installation of ADS-B Out. Avionics View record	Boeing 757-200 SeriesTC A2NM Boeing 757-300 SeriesTC A2NM	Current at cited snapshot Revised Feb 26, 2019 Application: Jan 18, 2018	FAA holder: STC Twenty One Limited FAA authority record
ST04061NY Activation of Controller Pilot Data Link Communications. Other aircraft modifications View record	Boeing 757-200 SeriesTC A2NM	Current at cited snapshot Revised Feb 26, 2018 Application: Jul 12, 2017	FAA holder: STC Twenty One Limited FAA authority record

STC Twenty One Limited STCs

Modification mix

Aircraft represented

Recently revised records

Installation of Structural Provisions for a Swift Broadband Antenna.

Introduction of ADS-B Out.

Installation of palletized aerial dispersant of liquids tanker system.

Installation of VIP Cabin Interior; 737-8, serial number 61329.

Activation of the FeiTian System Media Server with Cabin Wi-Fi.

Installation of ADS-B Out.

Activation of Controller Pilot Data Link Communications.