FAA-listed STC holder

MD Helicopters LLC STCs

The Jun 30, 2026 FAA DRS snapshot lists 24 selected supplemental type certificates with status Current under MD Helicopters LLC. The records span 7 public aircraft directories and 8 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

Apr 21, 2026

latest recorded revision

Modification mix

Other aircraft modifications9 Cargo and special mission4 Cabin and interiors4 Avionics3 Rotorcraft modifications1 Safety and emergency equipment1 Electrical systems1 Aircraft structures1

Aircraft represented

MD Helicopters 369FF49 STCs MD Helicopters 369D47 STCs MD Helicopters 369E47 STCs MD Helicopter 600N43 STCs MD Helicopters 500N40 STCs MD Helicopters 369F37 STCs MD Helicopters MD90029 STCs

Recently revised records

Showing the 24 most recently revised records. Category directories provide the complete paginated discovery path.

24 displayed records.

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

MD Helicopters LLC supplemental type certificates, aircraft applicability, source status and dates
STC and modification	Aircraft / model / TC	Source status and dates	Holder and authority
SR12192LA Installation of MD Helicopters (MDH), LLC, Super D20B kit. Rotorcraft modifications View record	MD Helicopters 369DTC H3WE	Current at cited snapshot Revised Apr 21, 2026 Application: Aug 16, 2024	FAA holder: MD Helicopters, LLC FAA authority record
SR09027RC Installation of a liquid oxygen system. Safety and emergency equipment View record	MD Helicopters MD900TC H19NM	Current at cited snapshot Revised Feb 8, 2026 Application: Nov 23, 1994	FAA holder: MD Helicopters LLC FAA authority record
SH1837NM Installation of a fore-and-aft medical evacuation litter(s) kit. Cargo and special mission View record	MD Helicopters 369DTC H3WE	Current at cited snapshot Revised Aug 26, 2022 Application: Dec 1, 1982	FAA holder: MD Helicopters LLC FAA authority record
SR09028RC Installation of boarding lights in accordance with Heli-Dyne drawing list HD900-00-0013, Rev. D, dated June 21, 1995, or later FAA approved revisions. Other aircraft modifications View record	MD Helicopters MD900TC H19NM	Current at cited snapshot Revised Aug 25, 2022 Application: Dec 16, 1994	FAA holder: MD Helicopters LLC FAA authority record
SH2262NM Installation of a fore-and-aft medical evacuation litter(s) kit. Cargo and special mission View record	MD Helicopters 369FTC H3WE MD Helicopters 369FFTC H3WE	Current at cited snapshot Revised Aug 5, 2022 Application: Oct 17, 1983	FAA holder: MD Helicopters LLC FAA authority record
SH2263NM Installation of a fore-and-aft medical evacuation litter(s) kit. Cargo and special mission View record	MD Helicopters 369ETC H3WE MD Helicopters 500NTC H3WE	Current at cited snapshot Revised Aug 5, 2022 Application: Mar 25, 1983	FAA holder: MD Helicopters LLC FAA authority record
SR00134LA Installation of Rescue Hoist Kit (600 lbs capacity). Other aircraft modifications View record	MD Helicopters MD900TC H19NM	Current at cited snapshot Revised Aug 5, 2022 Application: Sep 5, 1995	FAA holder: MD Helicopters LLC FAA authority record
SR00436WI-D Installation of Bendix/King Avionics System and KFC 900 rotorcraft flight control system. Avionics View record	MD Helicopters MD900TC H19NM	Current at cited snapshot Revised Aug 5, 2022 Application: Jun 7, 1995	FAA holder: MD Helicopters LLC FAA authority record
SR09019RC Installation of high intensity lights in accordance with Heli-Dyne drawing list HD900-00-0001, Rev. D, dated August 28, 1995, or later FAA approved revisions. Other aircraft modifications View record	MD Helicopters MD900TC H19NM	Current at cited snapshot Revised Aug 5, 2022 Application: Dec 16, 1994	FAA holder: MD Helicopters LLC FAA authority record
SR09020RC Installation of EMS electric, inverter, air pump, and vacuum system in accordance with Heli-Dyne Master Drawing List HD900-00-0003, Revision D, dated June 21, 1995, or later FAA approved revisions. Electrical systems View record	MD Helicopters MD900TC H19NM	Current at cited snapshot Revised Aug 5, 2022 Application: Dec 16, 1994	FAA holder: MD Helicopters LLC FAA authority record
SR09021RC Installation of Cabin Attendant Seats in accordance with Heli-Dyne Master Drawing List HD900-00-0004, Revision C, dated August 28, 1995, or later FAA approved revisions. Cabin and interiors View record	MD Helicopters MD900TC H19NM	Current at cited snapshot Revised Aug 5, 2022 Application: Dec 16, 1994	FAA holder: MD Helicopters LLC FAA authority record
SR09022RC Installation of an aft medical cabinet in accordance with Heli-Dyne Master Drawing List HD900-00-0005, Revision IR, dated March 16, 1995, or later FAA approved revisions. Cargo and special mission View record	MD Helicopters MD900TC H19NM	Current at cited snapshot Revised Aug 5, 2022 Application: Nov 23, 1994	FAA holder: MD Helicopters LLC FAA authority record
SR09023RC Installation of cabin hard interior panels in accordance with Heli-Dyne Master Drawing List HD900-00-0014, Revision A, dated June 21, 1995, or later FAA approved revisions. Cabin and interiors View record	MD Helicopters MD900TC H19NM	Current at cited snapshot Revised Aug 5, 2022 Application: Feb 6, 1995	FAA holder: MD Helicopters LLC FAA authority record
SR09025RC Installation of a secondary litter in accordance with Heli-Dyne Master Drawing List HD900-00-0007, Revision A, dated June 21, 1995, or later FAA approved revisions. Other aircraft modifications View record	MD Helicopters MD900TC H19NM	Current at cited snapshot Revised Aug 5, 2022 Application: Dec 16, 1994	FAA holder: MD Helicopters LLC FAA authority record
SR09026RC Installation of an EMS floor covering in accordance with Heli-Dyne Master Drawing List HD900-00-0010, Revision B, dated June 21, 1995, or later FAA approved revisions. Aircraft structures View record	MD Helicopters MD900TC H19NM	Current at cited snapshot Revised Aug 5, 2022 Application: Nov 23, 1994	FAA holder: MD Helicopters LLC FAA authority record
SR09029RC Installation of an I.V. hook in accordance with Heli-Dyne Master Drawing List HD900-00-0006, Revision B, dated June 21, 1995, or later FAA approved revisions. Other aircraft modifications View record	MD Helicopters MD900TC H19NM	Current at cited snapshot Revised Aug 5, 2022 Application: Dec 16, 1994	FAA holder: MD Helicopters LLC FAA authority record
SR09031RC Installation of an Allied Signal EFIS-40 two tube electronic flight instrument system in accordance with Heli-Dyne drawing list HD900-00-0018, Rev. IR, dated May 22, 1995, or later FAA approved revisions. Avionics View record	MD Helicopters MD900TC H19NM	Current at cited snapshot Revised Aug 5, 2022 Application: Jan 12, 1995	FAA holder: MD Helicopters LLC FAA authority record
SR09040RC Installation of an Observer/Attendant Seat, Blackout Curtain, and Pedal Cover in accordance with Heli-Dyne Master Drawing List HD900-00-0009, Revision D, dated August 28, 1995, or later FAA approved revisions. Cabin and interiors View record	MD Helicopters MD900TC H19NM	Current at cited snapshot Revised Aug 5, 2022 Application: Nov 23, 1994	FAA holder: MD Helicopters LLC FAA authority record
SR09073RC Installation of high density seat track. Cabin and interiors View record	MD Helicopters MD900TC H19NM	Current at cited snapshot Revised Aug 5, 2022 Application: Mar 6, 1996	FAA holder: MD Helicopters LLC FAA authority record
SR09151RC Installation of an Allied Signal EFS-50 Four Tube Electronic Flight Instrument System (EFIS) for single pilot IFR operations in accordance with Heli-Dyne Drawing List, HD-900-00-0033, Revision IR, dated November 6, 1996, or later FAA approved revision. Avionics View record	MD Helicopters MD900TC H19NM	Current at cited snapshot Revised Aug 5, 2022 Application: Jul 3, 1996	FAA holder: MD Helicopters LLC FAA authority record
SR09169RC Installation of a Heli-Dyne Lucas fixed hoist. Other aircraft modifications View record	MD Helicopters MD900TC H19NM	Current at cited snapshot Revised Aug 5, 2022 Application: Jun 18, 1996	FAA holder: MD Helicopters LLC FAA authority record
SR09170RC Installation of a SX-16 Nightsun in accordance with Heli-Dyne Systems, Inc. drawing list HD900-00-0031, Revision -, dated 4-11-97, or later FAA approved revisions. Other aircraft modifications View record	MD Helicopters MD900TC H19NM	Current at cited snapshot Revised Aug 5, 2022 Application: Jun 18, 1996	FAA holder: MD Helicopters LLC FAA authority record
SR09178RC Installation of a vapor-cycle air conditioning system with a belt driven compressor. Other aircraft modifications View record	MD Helicopter 600NTC H3WE	Current at cited snapshot Revised Aug 5, 2022 Application: Apr 21, 1997	FAA holder: MD Helicopters LLC FAA authority record
SR09212RC Installation of Bear Paw Skis in accordance with drawings listed on Dart Master Drawing List (MDL) MDL-D900-619 Revision B, dated 03-04-99, or later FAA approved revision. Other aircraft modifications View record	MD Helicopters MD900TC H19NM	Current at cited snapshot Revised Aug 5, 2022 Application: Jul 11, 1997	FAA holder: MD Helicopters LLC FAA authority record