FAA · Supplemental Type Certificates

STCs.

82,491 FAA-issued Supplemental Type Certificates — every modification, alteration, or installation approved for a US-certified aircraft. STOL kits, avionics, fuel systems, floats, engine swaps, seating, mods of every kind.

01 / Recently revised

50 most recent.

The full 82,491-entry catalog is reachable via Atlas search (/). Type any STC number, holder name, or aircraft model.

03/30/2026

STC SA04750NY

Installation of the Electric Flushing Toilet and External Service Panel

Skyway Group Inc.

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03/25/2026

STC SA12345IB

Replacement of the Halon Type 1211 portable fire extinguisher with the Halotron BrX portable fire extinguisher

Cessna Duesseldorf Citation Service Center GmbH

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03/25/2026

STC ST12344IB

Replacement of the Halon Type 1211 portable fire extinguisher with Halotron BrX portable fire extinguisher with Halotron BrX portable fire extinguisher

Cessna Duesseldorf Citation Service Center GmbH

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03/24/2026

STC SR03029NY

The installation of a SkyTrac ISAT-200 Airborne Position/Data Communicator upgrade

SkyTrac Systems Ltd.

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03/24/2026

STC SA03749NY

Installation of Garmin G950 Integrated Flight Deck System

Aerocorp Avionic Solutions Inc.

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03/23/2026

STC ST12337AT

Installation of Collins Aerospace SAT-2200 Inmarsat Satellite Data Unit (SDU) part number 822-2556-102 or 822-2556-103 SATCOM SDU utilizing existing provisions

Avionics Support Group

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03/23/2026

STC SA04761NY

True Blue TS56 Emergency Battery Power Supply Replacement

Mid-Continent Instrument Co. Inc.

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03/20/2026

STC ST04201NY

Installation of ENode Engine Data Acquisition Unit & IONode Digital Data Recorder

Aerospace Design & Compliance LLC

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03/17/2026

STC SA01218AT

Installation of a Teledyne Continental Motors Model IO-550-D engine and either a Hartzell Model PHC-C3YF-1RF/F8468A( )-6R or PHC-C3YF-1RF/F7691( ) or PHC-G3YF-1RF/F8468A( )-6R or P

Air Plains Services Corporation

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03/17/2026

STC ST12347IB

The modification and installation of Cabin reconfiguration reducing seating capacity from 76 to 70

Airhawke Aérospatial Inc.

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03/17/2026

STC SA773CE

Installation of Hartzell BHC- C2Y,BHC-J2Y, PHC-C3Y or PHC-J3Y propellers in accordance with Hartzell Manual 115G.

Hartzell Propeller LLC

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03/16/2026

STC ST12338AT

Installation of the Smoke Assured Vision Enhanced Display (SAVED) System

FedEx Express Corporation

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03/13/2026

STC ST12334AT

Cabin interior installation

Southern Aviation Parts & Services (SAPS)

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03/13/2026

STC SR00202IB

Installation of Emergency Medical Services (EMS) Equipment, either P/N 135-0238317-501 or P/N 135-0238317-502

AEROLITE AG

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03/13/2026

STC ST12339IB

Installation of Cabin CMS Upgrade, Seat Replacement, and Miscellaneous Interior Modifications

Flying Colours Corp.

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03/12/2026

STC SR11332DS

Installation of 2nd Garmin GDU 1060 Display and optional L3 ESI-500

Airbus Helicopters Inc.

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03/11/2026

STC ST12335IB

Installation of B787-9 Cabin Modification

Lufthansa Technik AG

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03/11/2026

STC SE04651CH

To allow use of l00R grade aviation fuel meeting Swift Fuel, LLC specification SPEC-l00R-22

Swift Fuels LLC

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03/11/2026

STC ST04570AT

Installation of SpaceX Starlink Aviation System

Gulfstream Aerospace Corporation

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03/09/2026

STC SH1201SO

Installation P/N 364-83300-1 (Standard Skid Gear) or P/N 364-83300-3 (High Skid Gear). This Wire Strike Protection System

Magellan Aerospace

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03/09/2026

STC ST03714AT

Replacement of existing lavatory water system spigot

J3 Aviation Solutions, Inc DBA JAB Aero

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03/06/2026

STC ST04760NY

Installation of LAI Windshields

Lee Aerospace

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03/06/2026

STC SA2622NM

Installation of Precise Flight Pulselite Control Unit in landing/taxi system. (767-200 B17) (DHC-8 101)

Precise Flight Inc.

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03/05/2026

STC ST02884NY

Installation or removal of a Panasonic Global Communication Suite (GCS) Antenna

Delta Engineering Corporation

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03/04/2026

STC SR00638DE

Installation of a Floor Mounted Litter System (FMLS)

Air Methods LLC

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03/03/2026

STC SA12329AT

Installation of Teledyne Star SAFIRE 380-HDc FLIR Imaging System with Class 1M Eye Safe Laser Range Finder (ESLRF) & Class 3B Laser Pointer (LP)

IOMAX USA LLC

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03/03/2026

STC SR12309LA

Installation of an engine Inlet Barrier Filter System

Aerometals Inc.

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03/03/2026

STC ST12331IB

Installation and maintenance of the Slip Ring De-Icer Harness

Avmax Aviation Services Inc.

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03/03/2026

STC SA02511SE

Installation of replacement fuel quantity indicator sending unit(s)

CiES Inc.

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03/03/2026

STC ST04572AT

Installation of SpaceX Starlink Aviation System

Gulfstream Aerospace Corporation

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03/03/2026

STC ST01984WI

Installation of Stores Carriage Provisions and Underwing Stores

Avcon Industries Inc.

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03/02/2026

STC ST01796WI

Installation of an AV201 series Portable Oxygen Unit

B/E Aerospace Inc.

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03/02/2026

STC SR12275IB

Installation of the Mecaer Aviation Group S.p.A. (MAG) STYLENCE Interiors

M.A.G. Mecaer Aviation Group S.P.A.

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03/02/2026

STC SR12293NY

Installation of a FreeFlight Systems RA-4500 MKII 5G Tolerant Radar Altimeter

FreeFlight Systems Ltd.

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03/02/2026

STC ST02926NY

Installation of a Panasonic Global Communication Suite (GCS)

Delta Engineering Corporation

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02/27/2026

STC SA12204WI

Wing Spar Cap manufacturing process change

Air Tractor Inc.

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02/27/2026

STC ST04732NY

Installation of Dual SpaceX Starlink Aviation System

Space Exploration Technologies Corp./Starlink Aviation

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02/26/2026

STC ST09945AC

Installation of the Spacex Starlink Aviation Satcom System

Space Exploration Technologies Corp./Starlink Aviation

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02/25/2026

STC ST12328IB

Demonstration of TPED Tolerance

Bombardier Inc.

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02/24/2026

STC ST01883WI

Modification of Rockwell Collins, Inc. Multi-Mode Receiver (MMR) and transponder\nsystems

Rockwell Collins Inc.

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02/23/2026

STC SR12293NY

Installation of a FreeFlight Systems RA-4500 MKII 5G Tolerant Radar Altimeter

Kilroy Aviation LLC

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02/23/2026

STC ST02771SE

Installation of Improved Radio Altimeter System

AeroMech Incorporated

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02/21/2026

STC ST12269WI

Installation of a supplemental cooling system

Learjet Inc.

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02/20/2026

STC ST03619NY

Installation of SpaceX Starlink Aviation System

Dassault Falcon Jet Corp.

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02/19/2026

STC ST04831NY

Installation of Vortex Control Technologies Finlets

Kilroy Aviation LLC

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02/18/2026

STC ST04635NY

Installation of Data Transmission & Automatic Calling

APTOZ EHF.

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02/18/2026

STC SA12284IB

Installation of Bulkhead Reinforcing Kit

Acorn Welding Ltd.

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02/17/2026

STC SA3649WE

Installation of replacement flexible fuel cell in the wings of the 210 Cessna aircraft.

Aerosport Fuel Cells, LLC

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02/17/2026

STC SA4103WE

Installation of a replacement flexible fuel cell in the wing of the Beech 33, 35, 36. aircraft

Aerosport Fuel Cells, LLC

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02/17/2026

STC SA3968NM

Installation of fuel cell.

Aerosport Fuel Cells, LLC

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