The U.S. aircraft register, updated daily
Approved modifications · supplemental type certificate · current · issued

SR02124SE

Installation functionality. of Data Garmin Required: transponders: (1) Garmin GTX Master 345/345R Drawing with List ADS-B (MDL), Out and In 005-00734-A4, functionality;. Held by Garmin International INC, which holds 88 approved modifications in all. Last revised February 17, 2020. System: instruments and avionics.

What it applies to

Kind of product
Aircraft
Design holder
Agusta S.p.A.; Agusta S.p.A.; Agusta S.p.A.; Agusta S.p.A.; Agusta S.p.A.; Agusta S.p.A.; Agusta S.p.A.; Agusta S.p.A.; Agusta S.p.A.; Agusta S.p.A.; Airbus Helicopters Deutschland GmbH; Airbus Helicopters Deutschland GmbH; Airbus Helicopters Deutschland GmbH; Airbus Helicopters Deutschland GmbH; Airbus Helicopters Deutschland GmbH; Airbus Helicopters Deutschland GmbH; Airbus Helicopters; Airbus Helicopters; Airbus Helicopters; Airbus Helicopters; Airbus Helicopters; Airbus Helicopters; Airbus Helicopters; Airbus Helicopters; Airbus Helicopters; Airbus Helicopters; Airbus Helicopters; Airbus Helicopters; Airbus Helicopters; Airbus Helicopters; Airbus Helicopters; Airbus Helicopters; Airbus Helicopters; Bell Helicopter Textron Canada Limited; Bell Helicopter Textron Canada Limited; Bell Helicopter Textron Canada Limited; Bell Helicopter Textron Canada Limited; Bell Helicopter Textron Canada Limited; Bell Helicopter Textron Canada Limited; Bell Helicopter Textron Canada Limited; Bell Helicopter Textron Canada Limited; Bell Helicopter Textron Canada Limited; The Enstrom Helicopter Corporation; The Enstrom Helicopter Corporation; The Enstrom Helicopter Corporation; EnstromHelicopter Corporation The; The Enstrom Helicopter Corporation; The Enstrom Helicopter Corporation; The Enstrom Helicopter Corporation; The Enstrom Helicopter Corporation; The Enstrom Helicopter Corporation; MD Helicopters Inc.; MD Helicopters Inc.; MD Helicopters Inc.; MD Helicopters Inc.; MD Helicopters Inc.; MD Helicopters Inc.; Robinson Helicopter Company; Robinson Helicopter Company; Robinson Helicopter Company; Robinson Helicopter Company; Robinson Helicopter Company; Robinson Helicopter Company; Robinson Helicopter Company; Schweizer RSG LLC; Schweizer RSG LLC; Schweizer RSG LLC
Models
A109, A109A, A109A II, A109C, A109E, A109K2, A109S, A119, AW109SP, AW119 MKII, EC135 P1, EC135 P2, EC135 P2+, EC135 T1, EC135 T2, EC135 T2+, AS-350B, AS-350B1, AS-350B2, AS-350B3, AS-350BA, AS-350C, AS-350D, AS-350D1, AS355E, AS355F, AS355F1, AS355F2, AS355N, AS355NP, EC 130 B4, EC 130 T2, EC120B, 206A, 206B, 206L-1, 206L-3, 206L-4, 206L, 407, 427, 429, 280, 280C, 280F, 280FX, 480, 480B, F-28, F-28A, F-28C, 369D, 369E, 369F, 369FF, 500N, 600N, R22, R22 ALPHA, R22 BETA, R22 MARINER, R44, R44 II, R66, 269C-1, 269C, 269D
Type certificates
H7EU, H7EU, H7EU, H7EU, H7EU, H7EU, H7EU, H7EU, H7EU, H7EU, H88EU, H88EU, H88EU, H88EU, H88EU, H88EU, H9EU, H9EU, H9EU, H9EU, H9EU, H9EU, H9EU, H9EU, H11EU, H11EU, H11EU, H11EU, H11EU, H11EU, H9EU, H9EU, R0001RD, H2SW, H2SW, H2SW, H2SW, H2SW, H2SW, H2SW, R00001RC, R00003RD, H1CE, H1CE, H1CE, H1CE, H1CE, H1CE, H1CE, H1CE, H1CE, H3WE, H3WE, H3WE, H3WE, H3WE, H3WE, H10WE, H10WE, H10WE, H10WE, H11NM, H11NM, R00015LA, 4H12, 4H12, 4H12
On this site
Aerospatiale AS-355 23 registered
Agusta Aerospace Corp AW119 6 registered
Agusta Spa A109 108 registered
Agusta Spa A119 12 registered
Airbus Helicopters AS350 AStar (Écureuil), now H125 891 registered
Airbus Helicopters AS355 TwinStar 6 registered
Airbus Helicopters EC 130 now H130 310 registered
Airbus Helicopters EC-135 now H135 396 registered
Airbus Helicopters EC120 71 registered
Bell 206 JetRanger and LongRanger 1,455 registered
Robinson R22 817 registered
Robinson R44 1,933 registered
S N I A S AS-350 7 registered
The FAA's record
On the FAA's site

What an approved modification is

A supplemental type certificate is the FAA's approval of a change to a certified design: a new engine or propeller, avionics, an autopilot, floats, a parachute, a larger fuel tank, an ice-protection kit. The company holding it may sell the kit and the paperwork to owners of the listed models; the modification then becomes part of that aircraft's record. The FAA's list says what was approved and for which models, not how many aircraft carry it.

Source: FAA supplemental type certificates (Dynamic Regulatory System). Register counts from the FAA register of October 5, 2026.