# MD Helicopters 369E

- Type: Aircraft model (FAA registry)
- Registry codes: 3030008, 3030014
- Manufacturer (registry): MD HELICOPTERS INC · MD HELICOPTERS LLC
- Model: 369E
- Aircraft type: Rotorcraft
- Category: Rotorcraft
- Engines: 1 · Turbo-shaft
- Seats: 2
- Weight class: Up to 12,499 lb
- Certification: Type certificated
- Data sheet: [TCDS H3WE](https://openairdocs.org/tcds/H3WE) (OpenAirDocs)
- Holder: MD Helicopters LLC
- Registered aircraft: 42
- Page: https://openairdocs.org/model/md-helicopters-369e

Model codes come from the FAA registry's reference file. ADs are matched to them by model name and maker. The FAA lists this model under more than one registry code, usually for different spellings of the maker. This page covers them all.

## ADs that may apply (OpenAirDocs)

Matched to this model by model name and maker. Each AD's applicability may narrow it by serial number, part number or equipment.

- [AD 2026-21-05](https://openairdocs.org/ad/2026-21-05): Engine/transmission coupling · MD Helicopters 369D, 369E, 369F and 3 more. Effective Nov 27, 2026
- [AD 2026-19-01](https://openairdocs.org/ad/2026-19-01): Rotorcraft flight control · MD Helicopters 369, 369 (Army YOH-6A), 369A and 11 more. Effective Oct 20, 2026
- [AD 2025-17-11](https://openairdocs.org/ad/2025-17-11): tail rotor control system · MD Helicopters 369 (Army YOH-6A), 369A (Army OH-6A), 369D and 9 more. Effective Oct 10, 2025
- [AD 2024-20-07](https://openairdocs.org/ad/2024-20-07): Emergency Equipment; Emergency Flotation Section · Apical Emergency Float Kit, P/N 20498 (STC SR00780LA or 12 others). Effective Dec 5, 2024
- [AD 2023-11-07](https://openairdocs.org/ad/2023-11-07): Ground Proximity System · Airbus Helicopters 47, 206, 210 and 237 more. Effective Jun 22, 2023
- [AD 2021-22-11](https://openairdocs.org/ad/2021-22-11): Tail Rotor Control System · MD Helicopters 369D, 369E, 369F and 7 more. Effective Jan 10, 2022
- [AD 2020-18-20](https://openairdocs.org/ad/2020-18-20): Main Rotor Blade · MD Helicopters 369A, 369D, 369E and 7 more. Effective Oct 28, 2020
- [AD 2020-11-07](https://openairdocs.org/ad/2020-11-07): Main Rotor System · MD Helicopters 369D, 369E, 369FF and 6 more. Effective Jun 30, 2020
- [AD 2019-05-04](https://openairdocs.org/ad/2019-05-04): Main Rotor Blade · MD Helicopters 369A, 369D, 369E and 7 more. Effective Apr 17, 2019
- [AD 2016-05-09](https://openairdocs.org/ad/2016-05-09): Fuel Quantity Indicating System · MD Helicopters 369A, 369D, 369E and 7 more. Effective Apr 15, 2016
- [AD 2016-04-15](https://openairdocs.org/ad/2016-04-15): Main Rotor Blades · MD Helicopters 369A, 369D, 369E and 6 more. Effective Mar 31, 2016
- [AD 2013-19-24](https://openairdocs.org/ad/2013-19-24): Tail Rotor Blades · MD Helicopters 369A, 369D, 369E and 6 more. Effective Dec 5, 2013
- [AD 2013-05-16](https://openairdocs.org/ad/2013-05-16): Tailboom assembly · MD Helicopters 369D, 369E, 369F and 1 more. Effective Apr 30, 2013
- [AD 2008-15-03](https://openairdocs.org/ad/2008-15-03): Tail rotor (T/R) blade abrasion strip · MD Helicopters 369A, 369D, 369E and 6 more. Effective Sep 3, 2008
- [AD 2007-12-23](https://openairdocs.org/ad/2007-12-23): Landing gear fairing support assembly · MD Helicopters 369A, 369D, 369E and 7 more. Effective Jul 19, 2007
- [AD 2007-09-51](https://openairdocs.org/ad/2007-09-51): Tail rotor blade · MD Helicopters 369, 369A, 369D and 7 more. Effective Jul 5, 2007
- [AD 2005-21-02](https://openairdocs.org/ad/2005-21-02): Main rotor blade (blade) · Main rotor blades P/N 500P2300-501/503/505 (Helicopter Technology STC SR01050LA or 2 others). Effective Nov 1, 2005
- [AD 2002-13-05 R1](https://openairdocs.org/ad/2002-13-05-R1): Tail rotor gearbox · Aerometals tailboom, P/N 369X23500-505, 507 (STC SH5055NM or SH4801NM). Effective Feb 25, 2003
- [AD 2000-25-52](https://openairdocs.org/ad/2000-25-52): Main rotor blade · MD Helicopters 369A, 369D, 369E and 6 more. Effective Feb 6, 2001
- [AD 2000-08-22](https://openairdocs.org/ad/2000-08-22): Turbine Outlet Temperature (TOT) Indicating System · MD Helicopters 369D, 369E, 500N and 1 more. Effective May 22, 2000
- [AD 99-20-12](https://openairdocs.org/ad/99-20-12): Bracket P/N 369F5190-1 · MD Helicopters 369D, 369E, 369FF and 2 more. Effective Nov 4, 1999
- [AD 99-13-09](https://openairdocs.org/ad/99-13-09): Fork Assembly Inspection · MD Helicopters 369D and 369E. Effective Aug 4, 1999
- [AD 99-08-07](https://openairdocs.org/ad/99-08-07): Engine Control And Warning System · MD Helicopters 369E, 369FF, 500N and 1 more. Effective Apr 21, 1999
- [AD 99-04-12](https://openairdocs.org/ad/99-04-12): Input Shaft Coupling Assembly · MD Helicopters 369D, 369E, 369FF and 3 more. Effective Mar 23, 1999
- [AD 98-21-12](https://openairdocs.org/ad/98-21-12): Overrunning Clutch Retainer Inspection · MD Helicopters 369D, 369E, 369FF and 1 more. Effective Oct 22, 1998
- [AD 98-15-26](https://openairdocs.org/ad/98-15-26): Main Rotor Blade Cracking Inspection · MD Helicopters 369A, 369D, 369E and 8 more. Effective Aug 3, 1998
- [AD 98-09-02](https://openairdocs.org/ad/98-09-02): Overrunning Clutch Assembly Outer Race · MD Helicopters 369, 369A, 369D and 8 more. Effective May 6, 1998
- [AD 97-15-08](https://openairdocs.org/ad/97-15-08): Transmission Output Drive Gear · MD Helicopters 369D, 369E, 369F and 2 more. Effective Aug 4, 1997
- [AD 96-10-09](https://openairdocs.org/ad/96-10-09): Blade Root End Crack Inspection · MD Helicopters 369, 369A, 369D and 8 more. Effective May 29, 1996
- [AD 96-08-03](https://openairdocs.org/ad/96-08-03): Hardpoint Assemblies · Hardpoints (Flight Trails Helicopters STC SH6080NM). Effective May 20, 1996
- [AD 95-03-13](https://openairdocs.org/ad/95-03-13): Main Rotor Blade Attach Lugs · MD Helicopters 369, 369A, 369D and 7 more. Effective Mar 21, 1995
- [AD 95-03-11](https://openairdocs.org/ad/95-03-11): Tail Rotor Bade Inspection · MD Helicopters 369, 369A, 369D and 7 more. Effective Mar 1, 1995
- [AD 94-24-04](https://openairdocs.org/ad/94-24-04): Pitch Control Assembly · MD Helicopters 369D, 369E, 369F and 1 more. Effective Dec 13, 1994
- [AD 93-18-05](https://openairdocs.org/ad/93-18-05): Fuel Vent Line · MD Helicopters 369D, 369E, 369F and 2 more. Effective Dec 21, 1993
- [AD 93-07-10](https://openairdocs.org/ad/93-07-10): Airspeed Limitations · External cargo container (Gajon Associates STC SH1134EA). Effective Jul 6, 1993
- [AD 94-18-08](https://openairdocs.org/ad/94-18-08): Tail Rotor Blade Inspection · MD Helicopters 369, 369A, 369D and 7 more. Effective Jan 13, 1992
- [AD 91-08-02](https://openairdocs.org/ad/91-08-02): Tail Rotor Blades · MD Helicopters 369, 369A, 369D and 7 more. Effective May 3, 1991
- [AD 90-24-07](https://openairdocs.org/ad/90-24-07): Main Rotor Transmission Bolts · MD Helicopters 369D, 369E, 369F and 1 more. Effective Dec 10, 1990
- [AD 81-26-01 R1](https://openairdocs.org/ad/81-26-01-R1): Main Rotor Drive Shaft · MD Helicopters 369, 369A, 369D and 7 more. Effective Oct 31, 1990
- [AD 90-19-02](https://openairdocs.org/ad/90-19-02): Clutch Assembly · MD Helicopters 369, 369A, 369D and 7 more. Effective Oct 5, 1990
- [AD 89-02-01 R1](https://openairdocs.org/ad/89-02-01-R1): Main Rotor Blade Strap Assemblies · MD Helicopters 369D, 369E, 369F and 1 more. Effective Jul 19, 1990
- [AD 90-12-03](https://openairdocs.org/ad/90-12-03): Tail Rotor Bearing Assembly · MD Helicopters 369D, 369E, 369F and 1 more. Effective Jun 22, 1990
- [AD 90-01-08](https://openairdocs.org/ad/90-01-08): Driveshaft Coupling · MD Helicopters 369, 369A, 369D and 7 more. Effective Feb 5, 1990
- [AD 88-17-09 R1](https://openairdocs.org/ad/88-17-09-R1): Tail Rotor Transmission · MD Helicopters 369D, 369E, 369F and 1 more. Effective Dec 26, 1989
- [AD 89-23-14](https://openairdocs.org/ad/89-23-14): Main Rotor Collective Tubes · MD Helicopters 369, 369A, 369D and 7 more. Effective Dec 4, 1989
- [AD 89-20-02](https://openairdocs.org/ad/89-20-02): Tail Rotor Hubs · MD Helicopters 369D and 369E. Effective Oct 16, 1989
- [AD 87-18-12 R1](https://openairdocs.org/ad/87-18-12-R1): Main Rotor Transmission · MD Helicopters 369D, 369E, 369F and 1 more. Effective Jan 15, 1988
- [AD 87-18-11](https://openairdocs.org/ad/87-18-11): Main Rotor Transmission And Drive Shaft · MD Helicopters 369D, 369E, 369F and 1 more. Effective Sep 1, 1987
- [AD 86-20-07](https://openairdocs.org/ad/86-20-07): Tail Rotor Drive Shaft · MD Helicopters 369, 369A, 369D and 5 more. Effective Oct 24, 1986
- [AD 86-01-04](https://openairdocs.org/ad/86-01-04): Tail Rotor Blades · MD Helicopters 369, 369A, 369D and 7 more. Effective Feb 14, 1986

Historical (superseded or no longer in force):

- [AD 2024-23-06](https://openairdocs.org/ad/2024-23-06) (historical): Rotorcraft Flight Control · MD Helicopters 369, 369A, 369D and 11 more. Effective Dec 24, 2024
- [AD 2021-23-13](https://openairdocs.org/ad/2021-23-13) (historical): Ground Proximity System · Airbus Helicopters K-225, K-190A, K-240 and 237 more. Effective Dec 9, 2021
- [AD 2003-24-01](https://openairdocs.org/ad/2003-24-01) (historical): Main rotor blade (blade) · Replacement main rotor blade (Helicopter Technology STC SR09074RC or 2 others). Effective Dec 10, 2003
- [AD 2003-08-51](https://openairdocs.org/ad/2003-08-51) (historical): Tail rotor blade pitch horn (pitch horn) · MD Helicopter 369A, 369D, 369E and 6 more. Effective Jul 17, 2003
- [AD 2002-13-05](https://openairdocs.org/ad/2002-13-05) (historical): Tail rotor gearbox · Modification of tailboom attaching hardware (Aerometals STC SH4801NM or SH5055NM). Effective Aug 1, 2002
- [AD 2000-24-51](https://openairdocs.org/ad/2000-24-51) (historical): Blade Spar · MD Helicopter 369A, 369D, 369E and 6 more

All 62: https://openairdocs.org/model/md-helicopters-369e/ads.md

## Information bulletins (advisory) (3)

- [SAIB AIR-21-19R1](https://openairdocs.org/saib/AIR-21-19R1): AERIAL TOW EQUIPMENT, Side Pull Hook. Issued Nov 29, 2021
- [SAIB AIR-21-19](https://openairdocs.org/saib/AIR-21-19) (historical): AERIAL TOW EQUIPMENT, Side Pull Hook. Issued Nov 29, 2021
- [SAIB SW-12-45](https://openairdocs.org/saib/SW-12-45): Garmin Model 400W/500W Series GPS-WAAS Navigation System. Issued Oct 3, 2012

## Registered aircraft (42)

- [N108PP](https://openairdocs.org/aircraft/N108PP): [City Of Pomona](https://openairdocs.org/faa-owner/CITY%20OF%20POMONA), [Pomona, CA](https://openairdocs.org/faa-place/CA/Pomona), built 2008, S/N 0578E
- [N155NR](https://openairdocs.org/aircraft/N155NR): [State Of Minnesota](https://openairdocs.org/faa-owner/STATE%20OF%20MINNESOTA), [Grand Rapids, MN](https://openairdocs.org/faa-place/MN/Grand%20Rapids), built 2015, S/N 0623E
- [N15TH](https://openairdocs.org/aircraft/N15TH): [Heliservice LLC](https://openairdocs.org/faa-owner/HELISERVICE%20LLC), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 2003, S/N 0564E
- [N20FL](https://openairdocs.org/aircraft/N20FL): [Locker Fred](https://openairdocs.org/faa-owner/LOCKER%20FRED), [Muleshoe, TX](https://openairdocs.org/faa-place/TX/Muleshoe), built 2008, S/N 0592E
- [N369SD](https://openairdocs.org/aircraft/N369SD): [Pyramid Property Development And Management LLC](https://openairdocs.org/faa-owner/PYRAMID%20PROPERTY%20DEVELOPMENT%20AND%20MANAGEMENT%20LLC), [Cedar Lake, IN](https://openairdocs.org/faa-place/IN/Cedar%20Lake), built 2000, S/N 0548E
- [N40090](https://openairdocs.org/aircraft/N40090): [Bank Of Utah Trustee](https://openairdocs.org/faa-owner/BANK%20OF%20UTAH%20TRUSTEE), [Salt Lake City, UT](https://openairdocs.org/faa-place/UT/Salt%20Lake%20City), S/N 0627E
- [N4010R](https://openairdocs.org/aircraft/N4010R): [Bank Of Utah Trustee](https://openairdocs.org/faa-owner/BANK%20OF%20UTAH%20TRUSTEE), [Salt Lake City, UT](https://openairdocs.org/faa-place/UT/Salt%20Lake%20City), S/N 0628E
- [N40125](https://openairdocs.org/aircraft/N40125): [N525gm LLC](https://openairdocs.org/faa-owner/N525GM%20LLC), [Bozeman, MT](https://openairdocs.org/faa-place/MT/Bozeman), built 2020, S/N 0625E
- [N4037L](https://openairdocs.org/aircraft/N4037L): [Southern Aircraft Consultancy Inc Trustee](https://openairdocs.org/faa-owner/SOUTHERN%20AIRCRAFT%20CONSULTANCY%20INC%20TRUSTEE), [Casper, WY](https://openairdocs.org/faa-place/WY/Casper), S/N 0589E
- [N411WJ](https://openairdocs.org/aircraft/N411WJ): [Northwest 60 LLC](https://openairdocs.org/faa-owner/NORTHWEST%2060%20LLC), [Kalispell, MT](https://openairdocs.org/faa-place/MT/Kalispell), built 2014, S/N 0620E
- [N420KT](https://openairdocs.org/aircraft/N420KT): built 2008, S/N 0582E
- [N420WC](https://openairdocs.org/aircraft/N420WC): [Wilson Construction Company](https://openairdocs.org/faa-owner/WILSON%20CONSTRUCTION%20COMPANY), [Canby, OR](https://openairdocs.org/faa-place/OR/Canby), S/N 0579E
- [N421KY](https://openairdocs.org/aircraft/N421KY): [250 Logistics LLC](https://openairdocs.org/faa-owner/250%20LOGISTICS%20LLC), [Mount Pleasant, TX](https://openairdocs.org/faa-place/TX/Mount%20Pleasant), built 2009, S/N 0594E
- [N457GM](https://openairdocs.org/aircraft/N457GM): [Century Aviation Inc Trustee](https://openairdocs.org/faa-owner/CENTURY%20AVIATION%20INC%20TRUSTEE), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 2010, S/N 0603E
- [N501HP](https://openairdocs.org/aircraft/N501HP): [Honolulu Police Department](https://openairdocs.org/faa-owner/HONOLULU%20POLICE%20DEPARTMENT), [Honolulu, HI](https://openairdocs.org/faa-place/HI/Honolulu), built 2009, S/N 0593E
- [N501RM](https://openairdocs.org/aircraft/N501RM): [City Of Pasadena](https://openairdocs.org/faa-owner/CITY%20OF%20PASADENA), [Pasadena, CA](https://openairdocs.org/faa-place/CA/Pasadena), built 2009, S/N 0598E
- [N502HP](https://openairdocs.org/aircraft/N502HP): [Honolulu Police Department](https://openairdocs.org/faa-owner/HONOLULU%20POLICE%20DEPARTMENT), [Honolulu, HI](https://openairdocs.org/faa-place/HI/Honolulu), built 2007, S/N 0572E
- [N504SL](https://openairdocs.org/aircraft/N504SL): [South Carolina Law Enforcement Division](https://openairdocs.org/faa-owner/SOUTH%20CAROLINA%20LAW%20ENFORCEMENT%20DIVISION), [Columbia, SC](https://openairdocs.org/faa-place/SC/Columbia), built 2014, S/N 0621E
- [N50XB](https://openairdocs.org/aircraft/N50XB): [Rwb 66 LLC](https://openairdocs.org/faa-owner/RWB%2066%20LLC), [Victoria, TX](https://openairdocs.org/faa-place/TX/Victoria), built 2018, S/N 0624E
- [N5277F](https://openairdocs.org/aircraft/N5277F): [City Of Houston](https://openairdocs.org/faa-owner/CITY%20OF%20HOUSTON), [Houston, TX](https://openairdocs.org/faa-place/TX/Houston), built 2008, S/N 0587E
- [N5278F](https://openairdocs.org/aircraft/N5278F): [City Of Houston](https://openairdocs.org/faa-owner/CITY%20OF%20HOUSTON), [Houston, TX](https://openairdocs.org/faa-place/TX/Houston), built 2008, S/N 0588E
- [N5279F](https://openairdocs.org/aircraft/N5279F): [City Of Houston](https://openairdocs.org/faa-owner/CITY%20OF%20HOUSTON), [Houston, TX](https://openairdocs.org/faa-place/TX/Houston), built 2009, S/N 0596E
- [N5280F](https://openairdocs.org/aircraft/N5280F): [City Of Houston](https://openairdocs.org/faa-owner/CITY%20OF%20HOUSTON), [Houston, TX](https://openairdocs.org/faa-place/TX/Houston), S/N 0597E
- [N5284F](https://openairdocs.org/aircraft/N5284F): [City Of Houston](https://openairdocs.org/faa-owner/CITY%20OF%20HOUSTON), [Houston, TX](https://openairdocs.org/faa-place/TX/Houston), built 2008, S/N 0585E
- [N59CP](https://openairdocs.org/aircraft/N59CP): [Atomic Eft LLC](https://openairdocs.org/faa-owner/ATOMIC%20EFT%20LLC), [Scottsdale, AZ](https://openairdocs.org/faa-place/AZ/Scottsdale), built 2008, S/N 0591E
- [N600FH](https://openairdocs.org/aircraft/N600FH): [Fatv LLC](https://openairdocs.org/faa-owner/FATV%20LLC), [Henderson, NV](https://openairdocs.org/faa-place/NV/Henderson), S/N 0600E
- [N64RS](https://openairdocs.org/aircraft/N64RS): [Rainbow Air Inc](https://openairdocs.org/faa-owner/RAINBOW%20AIR%20INC), [Niagara Falls, NY](https://openairdocs.org/faa-place/NY/Niagara%20Falls), built 1989, S/N 0320E
- [N651RP](https://openairdocs.org/aircraft/N651RP): [Peasant Air LLC](https://openairdocs.org/faa-owner/PEASANT%20AIR%20LLC), [Parkersburg, WV](https://openairdocs.org/faa-place/WV/Parkersburg), built 2008, S/N 0583E
- [N690PD](https://openairdocs.org/aircraft/N690PD): [Board Of Police Commissioners](https://openairdocs.org/faa-owner/BOARD%20OF%20POLICE%20COMMISSIONERS), [Kansas City, MO](https://openairdocs.org/faa-place/MO/Kansas%20City), built 2012, S/N 0613E
- [N691PD](https://openairdocs.org/aircraft/N691PD): [Board Of Police Commissioners](https://openairdocs.org/faa-owner/BOARD%20OF%20POLICE%20COMMISSIONERS), [Kansas City, MO](https://openairdocs.org/faa-place/MO/Kansas%20City), built 2012, S/N 0611E
- [N692PD](https://openairdocs.org/aircraft/N692PD): [Board Of Police Commissioners](https://openairdocs.org/faa-owner/BOARD%20OF%20POLICE%20COMMISSIONERS), [Kansas City, MO](https://openairdocs.org/faa-place/MO/Kansas%20City), built 2012, S/N 0612E
- [N724HK](https://openairdocs.org/aircraft/N724HK): [Hawkeye Helicopter LLC](https://openairdocs.org/faa-owner/HAWKEYE%20HELICOPTER%20LLC), [Lyndon, KS](https://openairdocs.org/faa-place/KS/Lyndon), built 2000, S/N 0553E
- [N808JH](https://openairdocs.org/aircraft/N808JH): [Treeline Helicopters Inc](https://openairdocs.org/faa-owner/TREELINE%20HELICOPTERS%20INC), [Bristol, TN](https://openairdocs.org/faa-place/TN/Bristol), built 2008, S/N 0577E
- [N81WH](https://openairdocs.org/aircraft/N81WH): [Warbirds-3 LLC](https://openairdocs.org/faa-owner/WARBIRDS-3%20LLC), [Kalispell, MT](https://openairdocs.org/faa-place/MT/Kalispell), built 2007, S/N 0574E
- [N845BH](https://openairdocs.org/aircraft/N845BH): [Bering Air Inc](https://openairdocs.org/faa-owner/BERING%20AIR%20INC), [Nome, AK](https://openairdocs.org/faa-place/AK/Nome), built 2014, S/N 0618E
- [N907BH](https://openairdocs.org/aircraft/N907BH): [Bering Air Inc](https://openairdocs.org/faa-owner/BERING%20AIR%20INC), [Nome, AK](https://openairdocs.org/faa-place/AK/Nome), built 2013, S/N 0615E
- [N911BY](https://openairdocs.org/aircraft/N911BY): [American Honor Foundation Inc](https://openairdocs.org/faa-owner/AMERICAN%20HONOR%20FOUNDATION%20INC), [Melourne, FL](https://openairdocs.org/faa-place/FL/Melourne), built 2013, S/N 0617E
- [N911HY](https://openairdocs.org/aircraft/N911HY): [Hawaii County Fire Department](https://openairdocs.org/faa-owner/HAWAII%20COUNTY%20FIRE%20DEPARTMENT), [Hilo, HI](https://openairdocs.org/faa-place/HI/Hilo), built 2010, S/N 0602E
- [N911MU](https://openairdocs.org/aircraft/N911MU): [St Louis County Police Dept](https://openairdocs.org/faa-owner/ST%20LOUIS%20COUNTY%20POLICE%20DEPT), [Clayton, MO](https://openairdocs.org/faa-place/MO/Clayton), built 2012, S/N 0614E
- [N911NY](https://openairdocs.org/aircraft/N911NY): [St Louis County (Mo) Police Dept](https://openairdocs.org/faa-owner/ST%20LOUIS%20COUNTY%20(MO)%20POLICE%20DEPT), [Chesterfield, MO](https://openairdocs.org/faa-place/MO/Chesterfield), built 2009, S/N 0599E
- [N951CP](https://openairdocs.org/aircraft/N951CP): [City Of Cleveland](https://openairdocs.org/faa-owner/CITY%20OF%20CLEVELAND), [Cleveland, OH](https://openairdocs.org/faa-place/OH/Cleveland), built 2000, S/N 0549E
- [N952CP](https://openairdocs.org/aircraft/N952CP): [City Of Cleveland](https://openairdocs.org/faa-owner/CITY%20OF%20CLEVELAND), [Cleveland, OH](https://openairdocs.org/faa-place/OH/Cleveland), built 2000, S/N 0547E

## NTSB investigations (5)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB WPR25FA190](https://openairdocs.org/ntsb/WPR25FA190), Jun 25, 2025: MD Helicopters 369E (N411WJ), Meeker, CO, substantial damage, 1 fatal, investigation ongoing
- [NTSB CEN20LA167](https://openairdocs.org/ntsb/CEN20LA167), May 2, 2020: MD Helicopter 369 (N8375F), Houston, TX, substantial damage, 1 fatal. Probable cause: An uncommanded right yaw that occurred for reasons that could not be determined based on the available evidence, which resulted in a loss control.
- [NTSB CEN19LA207](https://openairdocs.org/ntsb/CEN19LA207), Jul 5, 2019: Md Helicopter 369 (N5277F), Houston, TX, substantial damage. Probable cause: The loss of control upon landing for undetermined reasons.
- [NTSB GAA16LA325](https://openairdocs.org/ntsb/GAA16LA325), Jun 17, 2016: MD Helicopter 369E (N155NR), Brainerd, MN, substantial damage. Probable cause: The failure of the helicopter’s windscreen for reasons that could not be determined based on the available information, which resulted in substantial damage to the main rotor blades and horizontal…
- [NTSB CEN11LA339](https://openairdocs.org/ntsb/CEN11LA339), May 16, 2011: MD Helicopter 369E (N4278T), Victoria, TX, substantial damage. Probable cause: The pilot’s failure to ensure that the governor limit switch was properly set, which resulted in reduced engine power.

## FAA accident and incident reports (8)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Accident 20250625018389A](https://openairdocs.org/incident/20250625018389A), Jun 25, 2025: Md Helicopters Inc 369E (N411WJ), Meeker, CO, Destroyed, 1 fatal. The private pilot informed his spouse that he was going on a flight to practice autorotations. During the practice, the aircraft was observed via ADS-B…
- [Incident 20230926015089I](https://openairdocs.org/incident/20230926015089I), Sep 26, 2023: Md Helicopters Inc 369E (N911MU), Chesterfield, MO, Minor damage. On 26 September 2023 the aircraft was inbound for ksus from the southwest approximately 4 miles out at 1500 MSL and 110 knots on a direct route. The aircraft…
- [Accident 20200502018599A](https://openairdocs.org/incident/20200502018599A), May 2, 2020: Md Helicopters Inc 369E (N8375F), Houston, TX, Destroyed, 1 fatal. On 5/2/2020 at 0205 CDT, N8375F, [privacy data omitted], inc. model 369E, s/n 0586F, registered to the [privacy data omitted], and operated by the [privacy…
- [Accident 20190704009189A](https://openairdocs.org/incident/20190704009189A), Jul 4, 2019: Md Helicopters Inc 369E (N5277F), Houston, TX, Substantial damage. The pilot was unable to control the helicopter descend speed and the helicopter experienced a hard landing and roll over.
- [Accident 20160617022419A](https://openairdocs.org/incident/20160617022419A), Jun 17, 2016: Md MD-369E (N155NR), Brainerd, MN, Substantial damage. Pilot windscreen shattered while in cruise about 2O miles south of brd at 2200' MSL and an airspeed of approximately 110 mph. Pilot was able to land aircraft…
- [Incident 20130912022649I](https://openairdocs.org/incident/20130912022649I), Sep 12, 2013: Md Helicopters Inc 369E (N808JH), Waimea, HI, Minor damage. On September 12, 2013, N808JH was enroute on a 60 minute tour flight that had departed from lihue airport at 0830 HST. The helicopter had just entered the…
- [Accident 20110516013289A](https://openairdocs.org/incident/20110516013289A), May 16, 2011: Md Helicopters Inc 369E (N4278T), Victoria, TX, Substantial damage. Aircraft departed Victoria, Texas (kvct). Pilot reported to tower he had lost partial power and was down in a field with no injuries. Total flight time…
- [Incident 20010328016629I](https://openairdocs.org/incident/20010328016629I), Mar 28, 2001: Hughes 369E (N952CP), Cleveland, OH, Minor damage. (-23) Training autorotation tail rotor guard struck ground and broke; t/r blades collided with ground.

## Service difficulty reports (230, newest 50)

As reported by operators and repair stations, by the model named in the report.

- [SDR 2026FA0000472](https://openairdocs.org/sdr/2026FA0000472), May 28, 2026: LOCK NUT. FAILED. MS20143 NUTS ARE UTILIZED TO SECURE WITHIN THE ENGINE ASSEMBLY THE FOLLOWING ARTICLES COMPRESSOR, TURBINE, FUEL CONTROL, GOVERNOR, FUEL PUMP, TACH GENERATORS, G
- [SDR 2026FA0000467](https://openairdocs.org/sdr/2026FA0000467), May 28, 2026: WINDOW. CRACKED. PILOT REPORTED BIRD STRIKE TO LOWER LEFT-HAND WINDOW. MAINTENANCE FOUND CRACK DAMAGE REQUIRING REPLACEMENT OF WINDOW.
- [SDR 2026FA0000248](https://openairdocs.org/sdr/2026FA0000248), Mar 31, 2026: BLADE. DENTED. AT LANDING PILOT REPORTED MAIN BLADE CONTACT WITH TREE BRANCHES WITH NO CHANGE IN RPM. MECHANIC DETERMINED PER MDHI CSP HMI-2 THAT THERE WAS NO SUDDEN STOPAGE D
- [SDR 2026FA0000161](https://openairdocs.org/sdr/2026FA0000161), Mar 5, 2026: TRANSMISSION. MAKING METAL. PILOT REPORTED INTERMITTENT MAIN GEARBOX CHIP LIGHT DURING APPROACH TO LANDING. MAGNETIC PLUG INSPECTION REVEALED METAL CONTAMINATION BEYOND ACCEPTABLE LIMITS A
- [SDR DCGA202509100629](https://openairdocs.org/sdr/DCGA202509100629), Sep 8, 2025: BLADE. DENTED. DURING A POST FLIGHT MAINTENANCE INSPECTION A SMALL DENT WAS DISCOVERED ON THE OUTBOARD FACE OF ONE OF THE AIRCRAFT TAIL ROTOR BLADES. PILOT REPORTED THERE WAS 
- [SDR 2024FA0000959](https://openairdocs.org/sdr/2024FA0000959), Dec 12, 2024: ENGINE. MAKING METAL. PILOT EXPERIENCED AN ENGINE CHIP LIGHT DURING LANDING. ENGINE REMOVED FROM AIRCRAFT FOR FURTHER INVESTIGATION.
- [SDR 2024FA0000958](https://openairdocs.org/sdr/2024FA0000958), Dec 11, 2024: ENGINE. MAKING METAL. PILOT EXPERIENCED AN ENGINE CHIP INDICATION DURING APPROACH. MAINTENANCE PERFORMED CLEANING AND GROUND RUNS AND RETURNED TO SERVICE.
- [SDR 2024FA0000554](https://openairdocs.org/sdr/2024FA0000554), Jul 28, 2024: CLUTCH. MAKING METAL. DURING A SCHEDULED 100 HOUR MAINTENANCE INSPECTION ON THE AIRCRAFT. THE MECHANIC QUESTIONED THE DARK BURNT APPEARANCE OF THE GREASE IN THE • BEARING, OVERRUNNIN
- [SDR 2024FA0000495](https://openairdocs.org/sdr/2024FA0000495), Jul 9, 2024: CLUTCH. MAKING METAL. DURING AIRCRAFT INSPECTION AN AIRCRAFT MECHANIC QUESTIONED DISCOLORING OF THE OVERRUNNING CLUTCH OUTPUT BEARING GREASE. THE BEARING DID NOT DEMONSTRATE ANY ABNO
- [SDR 2024FA0000203](https://openairdocs.org/sdr/2024FA0000203), Mar 6, 2024: ENGINE. MAKING METAL. PILOT REPORTED AN ENGINE CHIP LIGHT ILLUMINATION AND PERFORMED AN UNSCEDULED LANDING. A MECHANIC WAS SENT TO THE AIRCRAFT AND DISCOVERED METAL ON THE UPPER ENGI
- [SDR 2023FA122200001](https://openairdocs.org/sdr/2023FA122200001), Dec 19, 2023: TRANSMISSION. INSTALLED. DURING A 135 TOUR OPERATION EXPERIENCED A MAIN ROTOR TRANSMISSION CHIP LIGHT RESULTING IN A PRECAUTIONARY LANDING. ANOTHER HELICOPTER WAS BROUGHT IN WITH MAINTE
- [SDR 2023FA0000497](https://openairdocs.org/sdr/2023FA0000497), Aug 28, 2023: ENGINE. ABNORMAL. UDRING STRAIGHT AND LEVEL FLIGHT THE PILOT REPORTED LOW ENGINE TORQUE. THE PILOT SELECTED A LANDING SPOT AND PERFORMED AN UNEVENTFUL PRECAUTIONARY LANDING. THE 
- [SDR 2023FA0000430](https://openairdocs.org/sdr/2023FA0000430), Aug 16, 2023: DOUBLER. CRACKED. DURING A POST FLIGHT INSPECTION, THE MECHANIC FOUND A CRACK ON THE AFT END OF THE RIGHT-HAND STATION 174 DOUBLER CONNECTING THE BOOM FAIRING AND TURTLE BACK OF 
- [SDR 2023FA0000285](https://openairdocs.org/sdr/2023FA0000285), May 30, 2023: CONNECTOR. LOOSE. DURING FLIGHT THE PILOT NOTICED THE FUEL QUANTITY GAUGE DROPPED TO ZERO THEN THE ENGINE OIL TEMP WENT TO ZERO. THE INSTRUMENT CIRCUIT BREAKER THEN POPPED. THE P
- [SDR 2022FA0000760](https://openairdocs.org/sdr/2022FA0000760), Dec 14, 2022: ENGINE. MAKING METAL. ENGINE GEARBOX CHIP LIGHT ILLUMINATED DURING APPROACH FOR LANDING. UPON INSPECTION IT WAS DETERMINED THAT THE UPPER GEARBOX MAGNETIC CHIP DETECTOR HAD ILLUMINAT
- [SDR 2022FA0000677](https://openairdocs.org/sdr/2022FA0000677), Nov 8, 2022: ENGINE. MAKING METAL. PILOT GOT AN ENGINE CHIP LIGHT DURING FLIGHT AND PERFORMED A PRECAUTIONARY LANDING. MAINTENANCE FOUND EVIDENCE OF CHIPS ON THE LOWER AND UPPER ENGINE GEARBOX CH
- [SDR 2022FA0000568](https://openairdocs.org/sdr/2022FA0000568), Oct 3, 2022: SPRAG CLUTCH. BROKEN. INITIAL CLUTCH WAS REMOVED FOR A DIFFERENT DISCREPANCY AND WAS FOUND TO HAVE A BAD SPRAG CLUTCH 300 HOURS AFTER OVERHAUL. NEXT CLUTCH WAS FOUND TO HAVE A BAD SP
- [SDR 2021FA0000272](https://openairdocs.org/sdr/2021FA0000272), Sep 29, 2021: HUB. WORN. DURING A PREFLIGHT INSPECTION ONE OF THE MAIN ROTOR HUB DROOP STOP FOLLOWER ROLLER SHAFTS WAS FOUND PROTRUDING DOWNWARD FROM THE PLUNGER ASSEMBLY. FURTHER INSPE
- [SDR 2021FA0000137](https://openairdocs.org/sdr/2021FA0000137), May 13, 2021: TURBINE WHEEL. BINDING. DURING MAINTENANCE THE MECHANICS DETERMINED THE FIRST STAGE TURBINE BLADES WERE RUBBING ON THE NOZZLE.ASSEMBLY REMOVED FROM ENGINE
- [SDR 2019FA0000423](https://openairdocs.org/sdr/2019FA0000423), Dec 27, 2019: BLADE. DENTED. DURING A POST FLIGHT INSPECTION A MECHCANIC FOUND A 1/4 X 1/4 INCH DENT IN THE LEADING EDGE OF A MAIN ROTOR BLADE 42 INCHES IBOARD FROM THE TIP OF THE BLADE.
- [SDR 2019FA0000338](https://openairdocs.org/sdr/2019FA0000338), Oct 14, 2019: FUEL CONTROL. LEAKING. DURING MAINTENANCE GROUND RUN CHECK OPERATIONS ENGINE FUEL WAS NOTICED COMING OUT OF THE FUEL CONTROL CASE AND LEAKING TO THE GROUND. FUEL CONTROL WAS REMOVED F
- [SDR 2019FA0000291](https://openairdocs.org/sdr/2019FA0000291), Aug 29, 2019: BLADDER. LEAKING. FUEL LEAKING FROM LEFT HAND FUEL BLADDER. REPLACED BOTH LEFT AND RIGHT HAND BLADDERS.
- [SDR 2019FA0000194](https://openairdocs.org/sdr/2019FA0000194), Jun 25, 2019: ENGINE. MAKING METAL. ENGINE CHIP LIGHT ILLUMINATED WHEN ENGINE WAS BROUGHT TO FLIGHT IDLE AFTER ENGINE START UP. MAINTENANCE FOUND 2 FLAKES WITHIN LIMITS ON THE UPPER CHIP PLUG.A 30
- [SDR DCGA2019FA0000153](https://openairdocs.org/sdr/DCGA2019FA0000153), May 15, 2019: ENGINE. MAKING METAL. ENGINE CHIP LIGHT DURING FLIGHT. MAINTENANCE FOUND 4 FLAKES ON UPPER AND LOWER PLUGS WITHIN PARAMETERS. PERFORMED AN OIL SYSTEM DRAIN, FLUSH AND FILTER CLEAN AN
- [SDR K2DA2019052800003](https://openairdocs.org/sdr/K2DA2019052800003), Mar 19, 2019: BLEED VALVE. STICKS. DURING AN ROUTINE INSPECTION IT WAS DISCOVERED THAT THE ENGINE BLEED VALVE WAS STICKING. BLEED VALVE HAD 317.2 TSO.
- [SDR 2019FA0000075](https://openairdocs.org/sdr/2019FA0000075), Mar 18, 2019: BLADE. CRACKED. THE BOTTOM SKIN OF THE MAIN ROTOR BLADE HAS A 4 1/2 INCH CRACK STATING AT THE TRAILING EDGE AND PERPENDICULAR TO SPAN 57 1/4 INCHES IN FOR BLADE TIP.
- [SDR K2DA2019052800002](https://openairdocs.org/sdr/K2DA2019052800002), Feb 17, 2019: BLEED VALVE. STUCK. PILOT WAS RUNNING ENGINE ON THE GROUND AND THE COMPRESSOR STARTED STALLING. MAINTENANCE PERSONNEL DISCOVERED THE ENGINE BLEED VALVE WAS STUCK IN THE CLOSED POSI
- [SDR J5XA2019FA0000031](https://openairdocs.org/sdr/J5XA2019FA0000031), Feb 5, 2019: CHIP DETECTOR. CONTAMINATED. PILOT REPORTED AN ENGINE CHIP LIGHT DURING APPROACH TO LANDING. MAINTENANCE FOUND ACCEPTABLE CHIPS ON UPPER AND LOWER PLUGS. THE PLUGS WERE CLEANED AND REINSTAL
- [SDR DCGA201811200487](https://openairdocs.org/sdr/DCGA201811200487), Nov 20, 2018: CHIP DETECTOR. SHORTED. DURING A PREFLIGHT INSPECTION THE PILOT NOTICE A MAIN ROTOR GEARBOX DIMMLY ILLUMINATED CHIP LIGHT. MAINTENANNCE DISCOVERED AND INTERNAL SHORT IN THE CHIP DETECT
- [SDR DCGA2018FA0000398](https://openairdocs.org/sdr/DCGA2018FA0000398), Oct 1, 2018: GEARBOX. MAKING METAL. DURING A POST MAINTENANCE OPERATIONAL CHECK FLIGHT THE MAIN ROTOR GEARBOX CHIP LIGHT ILLUMINATED. A PIECE OF METAL WAS FOUND ON THE CHIP PLUG. THE TRANSMISSION 
- [SDR DCGA2018071200221](https://openairdocs.org/sdr/DCGA2018071200221), Jul 12, 2018: CHIP DETECTOR. CONTAMINATED. PILOT REPORTED AND ENGINE CHIP LIGHT AND PERFORMED AN UNSCHEDULED LANDING. MAINTENANCE FOUND 1 SLIVER ON THE UPPER GEARBOX CHIP PLUG. THE PLUG WAS CLEANED AND A
- [SDR 2018FA0000126](https://openairdocs.org/sdr/2018FA0000126), Apr 3, 2018: BLADDER. LEAKING. DURING 100 HOUR MAINTENANCE INSPECTION, A SMALL FUEL LEAK WAS DISCOVERED ON THE BOTTOM OF THE RIGHT FUEL BLADDER. BLADDER WAS REMOVED AND REPLACED
- [SDR DCGA201801230044](https://openairdocs.org/sdr/DCGA201801230044), Jan 23, 2018: ENGINE. MAKING METAL. DURING CRUISE FLIGHT AND ENGINE CHIP LIGHT INDICATION OCCURRED. THE PILOT PERFORMED A PRECAUTIONARY LANDING. MAINTENANCE DISCOVERED METAL FLAKES ON UPPER AND LO
- [SDR 2017FA0000485](https://openairdocs.org/sdr/2017FA0000485), Sep 12, 2017: BLADE. DELAMINATED. DURING A POST FLIGHT INSPECTION BY AN AIRCRAFT MECHANIC TAIL ROTOR LEADING EDGE DELAMINATION WAS FOUND. BOTH TAIL BLADES WERE REMOVED FROM THE AIRCRAFT AND REPL
- [SDR 2017FA0000142](https://openairdocs.org/sdr/2017FA0000142), Mar 22, 2017: HOUSING. WORN. EXTREME PLAY FOUND BETWEEN MAIN ROTOR PITCH HOUSING AND PITCH BEARING HOUSING. THE UPPER BOLT STILL HAD TORQUE STRIP APPLIED BETWEEN NUT WASHER AND BOLT BUT WAS
- [SDR 2017FA0000408](https://openairdocs.org/sdr/2017FA0000408), Jan 5, 2017: BLADE. DELAMINATED. TAIL ROTOR BLADE WAS FOUND IN A DELAMINATED STATE DURING A PREFLIGHT INSPECTION. THE ABRASION STRIP HAD DELAMINATED FROM THE LEADING EDGE OF THE BLADE. PROBABLE
- [SDR 2017FA0000005](https://openairdocs.org/sdr/2017FA0000005), Jan 5, 2017: GEARBOX. EXCESS PLAY. DURING MAINTENANCE A MECHANIC DISCOVERED EXCESSIVE GEARPLAY IN THE MAIN ROTOR TRANSMISSION. THE UNIT WAS REMOVED FOR REPAIR
- [SDR 2017FA0000004](https://openairdocs.org/sdr/2017FA0000004), Jan 5, 2017: BLADE. DELAMINATED. DURING PRE-FLIGHT INSPECTION FOUND TAIL ROTOR BLADE PN. 500P3100-105 SN. C774 LEADING EDGE ABRASION STRIP DELAMINATED.
- [SDR 2017FA0000000](https://openairdocs.org/sdr/2017FA0000000), Jan 3, 2017: COMPRESSOR. DAMAGED. PILOT REPORTED TURBINE OUTLET TEMPERATURE INCREASE AT END OF FLIGHT. MAINTENANCE DISCOVERED COMPRESSOR BLADES DAMAGED BY UNKNOWN FOD.
- [SDR 2017FA0000409](https://openairdocs.org/sdr/2017FA0000409), Dec 23, 2016: BLADE. DELAMINATED. TAIL ROTOR BLADEWAS FOUND IN A DELAMINATED STATE DURING A POST FLIGHT INSPECTION. THE ABRASION STRIP HAD DELAMINATED FROM THE LEADING EDGE OF THE BLADE. THIS BL
- [SDR 2017F00012](https://openairdocs.org/sdr/2017F00012), Dec 23, 2016: ABRASION STRIP. DELAMINATED. DURING POST FLIGHT INSPECTION FOUND TAIL ROTOR BLADE LEADING EDGE ABRASION STRIP DELAMINATED.
- [SDR 2016FA0000537](https://openairdocs.org/sdr/2016FA0000537), Oct 24, 2016: FUEL CONTROL. LEAKING. DURING A POST FLIGHT INSPECTION MAINTENANCE FOUND A SMALL FUEL LEAK AT THE OUT FITTING LOCATION ON THE ENGINE FUEL CONTROL UNIT. THE UNIT WAS REPLACED WITH A SE
- [SDR DCGA2016071800332](https://openairdocs.org/sdr/DCGA2016071800332), Jul 16, 2016: BLADE. DELAMINATED. FOUND DELAMINATION ON MAIN ROTOR BLADE STAINLESS STEEL LEADING EDGE.
- [SDR DCGA2016FA0000261](https://openairdocs.org/sdr/DCGA2016FA0000261), May 27, 2016: BLADE. DENTED. DAMAGE WAS FOUND IN AREAS A AND H ON 4 OF THE 5 MAIN ROTOR BLADE BOTTOM SKINS APPROXIMATELY 6" FROM THE BLADE TIPS. MAINTENANCE DETERMINED IAW CSP HMI-2 MM THAT
- [SDR 2016FA0000182](https://openairdocs.org/sdr/2016FA0000182), Apr 18, 2016: BLADE. DELAMINATED. DURING ROUTINE MAINTENANCE APROXIMATELY 1" INBD FROM THE TIP ON THE TOP OF THE MAIN ROTOR BLADE, PN 500P2100-105, SN 907B A .5" X .5" DELAMINATION WAS FOUND ON 
- [SDR K2DA20160308001](https://openairdocs.org/sdr/K2DA20160308001), Mar 5, 2016: BLADE. DELAMINATED. UPON THE DAILY INSPECTION, A COIN TAP TEST WAS PERFORMED ON THE TAIL ROTOR BLADES. TAIL ROTOR BLADE, PN 500P3100-105, SN C519 WAS DISCOVERED TO BE DELAMINATED. 
- [SDR CA160302016](https://openairdocs.org/sdr/CA160302016), Mar 2, 2016: PRESSURE SWITCH. FAILED. (CAN) FUEL PRESSURE SWITCH, FOUND TO LEAK DURING A 300HR CAUTION LIGHT FUEL PRESSURE SWITCH TEST. UNIT WAS THEN DISASSEMBLED AND FOUND THE BLUE SILICONE COATING
- [SDR 2016FA0000076](https://openairdocs.org/sdr/2016FA0000076), Feb 9, 2016: BLADE. DELAMINATED. UPON THE DAILY INSPECTION, A COIN TAP TEST WAS PERFORMED ON THE TAIL ROTOR BLADES AND BLADE WAS DISCOVERED TO BE DELAMINATED. THE DELAMINATION CONSISTS OF A 2" 
- [SDR K2D2016011200001](https://openairdocs.org/sdr/K2D2016011200001), Dec 31, 2015: BLADE. DELAMINATED. AFTER THE DAY`S FLIGHTS AND DURING THE DAILY INSPECTION WE FOUND, BY TAP TEST, THE L/E OF 1 OF THE TAIL ROTOR BLADES WAS DELAMINATED IN VARIOUS PLACES, VARYING 
- [SDR DCGA2015FA0000622](https://openairdocs.org/sdr/DCGA2015FA0000622), Dec 3, 2015: ENGINE. MAKING METAL. PILOT GOT AN INTERMITTENT ENGINE CHIP LIGHT INDICATION AFTER TAKEOFF AND RETURNED FOR LANDING. MAINTENANCE FOUND LIGHT EXTINGUISHED BUT FOUND METAL ON UPPER AND

All 230: https://openairdocs.org/model/md-helicopters-369e/reports.md

## STCs that may be installed (OpenAirDocs) (246, first 50)

Approved for this model: the STC's model list names it on its data sheet, or a series that includes it. In force first, then newest. The registry doesn't record which STCs an aircraft has.

- [STC SA800EA](https://openairdocs.org/stc/SA800EA): Installation of Whelen Anti-Collision, Position, or Anti-Collision/Position Light System, and applicable associated power supplies. Whelen Aerospace Technologies
- [STC SR01059LA](https://openairdocs.org/stc/SR01059LA): Installation of right side dual utility mount. Airfilm Camera Systems LLC
- [STC SH133WE](https://openairdocs.org/stc/SH133WE): Installation of C-75 cargo rack set. Isolair Inc
- [STC SH3686NM](https://openairdocs.org/stc/SH3686NM): Installation of an Isolair Model3700-110 spray tank system. (500N restricted category). Isolair Inc
- [STC SR00181IB](https://openairdocs.org/stc/SR00181IB): Installation of alternate Cabin Door Latches to replace OEM door locks. Aerologic LLC
- [STC SR00709AT](https://openairdocs.org/stc/SR00709AT): Installation of Starter-Generator Cooling Kit. Precision Heli-Support LLC. Lists 369 Series
- [STC SR00771LA](https://openairdocs.org/stc/SR00771LA): Installation of right-side utility mount. Airfilm Camera Systems LLC
- [STC SR00772LA](https://openairdocs.org/stc/SR00772LA): Installation of left-side utility mount. Airfilm Camera Systems LLC
- [STC SR00862LA](https://openairdocs.org/stc/SR00862LA): Installation of aft belly utility mount. Airfilm Camera Systems LLC
- [STC SR04637CH](https://openairdocs.org/stc/SR04637CH): Replacement of existing main ship battery with Lithium Ion Battery and installation of Annunciator Control Panel. Airwolf Aerospace LLC
- [STC SR00068DE](https://openairdocs.org/stc/SR00068DE): Installation of infrared imaging system. Dart Aerospace Company
- [STC SH5247NM](https://openairdocs.org/stc/SH5247NM): Installation of external pod, camera mount, and 12 volt power provision. Dart Aerospace USA Inc
- [STC SR00146IB](https://openairdocs.org/stc/SR00146IB): nstallation of the Integrated Health and Usage Monitoring System (HUMS). RMCI Canada Inc
- [STC SR02120SE](https://openairdocs.org/stc/SR02120SE): Installation of Garmin GTN 6XX/7XX Navigation System. Garmin International Inc
- [STC SH2735NM](https://openairdocs.org/stc/SH2735NM): Installation of pneumatic door actuators. Dart Aerospace USA Inc
- [STC SR02808LA](https://openairdocs.org/stc/SR02808LA): Installation of MD500 Side Pull Kit. Aerocraft Incorporated
- [STC SH5206NM](https://openairdocs.org/stc/SH5206NM): Installation of two underfuselage jacking hard points. Dart Aerospace USA Inc
- [STC SR00376DE](https://openairdocs.org/stc/SR00376DE): Installation of laser mapping system. Dart Aerospace USA Inc
- [STC SR04160CH](https://openairdocs.org/stc/SR04160CH): Installation of Heli-Preheat Kit, p/n TA3089-1 for 115 volt application. HARTZELL PROPELLER INC
- [STC SR00043LA](https://openairdocs.org/stc/SR00043LA): Installation of clip on Main Rotor Swashplate. Pac West Helicopters Inc
- [STC SH3319NM](https://openairdocs.org/stc/SH3319NM): Installation of Precise Flight Pulselite Control Unit in the Landing /Taxi Recognition Visual Control Light system,. Precise Flight Inc
- [STC SR01778SE](https://openairdocs.org/stc/SR01778SE): Installation of Onboard Systems International Cargo Hook Kits and Load Weigh Kit. Onboard Systems International LLC
- [STC SH2263NM](https://openairdocs.org/stc/SH2263NM): Installation of a fore-and-aft medical evacuation litter(s) kit. MD Helicopters LLC
- [STC SR00902DE](https://openairdocs.org/stc/SR00902DE): Installation of External Equipment Mounts for provisions. MD Helicopters Inc
- [STC SR04680NY](https://openairdocs.org/stc/SR04680NY): Installation of Human External Cargo (HEC) Long-Line Kit. Boost Human External Cargo Systems Inc
- [STC SR00314AT](https://openairdocs.org/stc/SR00314AT): Installation of engine firewall in Hughes 369 model helicopter. Thoroughbred Aviation Maintenance Inc
- [STC SR00450AT](https://openairdocs.org/stc/SR00450AT): Installation of a seat pan inspection panel. Thoroughbred Aviation Maintenance Inc. Lists 369 Series
- [STC SR00829AT](https://openairdocs.org/stc/SR00829AT): Installation of front extended cabin step. Thoroughbred Aviation Maintenance Inc. Lists 369 Series
- [STC SR01839AT](https://openairdocs.org/stc/SR01839AT): Installation of cyclic friction levers. Thoroughbred Aviation Maintenance Inc
- [STC SR02859AT](https://openairdocs.org/stc/SR02859AT): Installation of Part Number 369HT21004 main rotor hub fairing as a direct replacement for OEM Part Number 369D21004-11 (BSC). Thoroughbred Aviation Maintenance Inc
- [STC SR03265AT](https://openairdocs.org/stc/SR03265AT): Modification of engine gearbox breather system by the installation of Heli-Tech "HT800-Engine Gearbox Breather Kit", P/N HT800. Thoroughbred Aviation Maintenance Inc
- [STC SR04175AT](https://openairdocs.org/stc/SR04175AT): Installation of the HT400 Inspection Panel Kit. Thoroughbred Aviation Maintenance Inc
- [STC SR02693LA](https://openairdocs.org/stc/SR02693LA): Installation of a redundant system for the primary Cargo Hook system when conducting Human External Cargo (HEC) external loads operations. Onboard Systems International LLC
- [STC SH4908NM](https://openairdocs.org/stc/SH4908NM): Fabrication of Onboard Systems Model 200-034-00, 200-034-01, and 200-034-02 Load Weigh Kits. Onboard Systems International
- [STC SR00407SE](https://openairdocs.org/stc/SR00407SE): Fabrication of Onboard Systems Model 200-187-00 cargo hook kit. Onboard Systems International LLC
- [STC SR00525SE](https://openairdocs.org/stc/SR00525SE): Fabrication of Onboard Systems Model 200-231-00 and 200-231-01 Cargo Hook Attach Point Kit and installation of these Cargo Hook Attach Point Kits. Onboard Systems International
- [STC SR00892SE](https://openairdocs.org/stc/SR00892SE): Fabrication of Onboard Systems International Model 200-264-00, 200-264-01, and 200-264-02 Cargo Hook Kits. Onboard Systems International
- [STC SR02001SE](https://openairdocs.org/stc/SR02001SE): Fabrication and installation of Model 72448 locking fuel cover assembly. Timberline Aerospace LLC
- [STC SR02713SE](https://openairdocs.org/stc/SR02713SE): Manufacture and Installation of Human External Cargo (HEC) Hook System. Mechanical Specialties Inc
- [STC SR02704SE](https://openairdocs.org/stc/SR02704SE): Installation and maintenance of the Sunspot 36 and 46 series lights. AeroLED's Holdings LLC
- [STC SR01343NY](https://openairdocs.org/stc/SR01343NY): Installation of main rotor blade tie down tips. VIH Aerospace Inc
- [STC SR04539NY](https://openairdocs.org/stc/SR04539NY): Installation of the Human External Cargo (HEC) System. Boost Human External Cargo Systems Inc
- [STC SR02622SE](https://openairdocs.org/stc/SR02622SE): Installation of Garmin G500H TXi Display System (Primary Flight Display (PDF), Multi-Function Display (MFD)). Garmin International Inc
- [STC SH4655NM](https://openairdocs.org/stc/SH4655NM): Installation of Soloy 375-1000 series auxiliary fuel system. Fifty-Ten-Yankee LLC
- [STC SR02712LA](https://openairdocs.org/stc/SR02712LA): Installation of Torque Indicating Systems. Precision Heli-Support LLC
- [STC SR02124SE](https://openairdocs.org/stc/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;. Garmin International Inc
- [STC SH656GL](https://openairdocs.org/stc/SH656GL): Installation of auxiliary fuel system. Fargo Manufacturing Co
- [STC SH698GL](https://openairdocs.org/stc/SH698GL): Installation of belly-mounted cargo carrier. Fargo Manufacturing Co
- [STC SH907GL](https://openairdocs.org/stc/SH907GL): Installation of a starter generator cooling system. Fargo Manufacturing Co
- [STC SH908GL](https://openairdocs.org/stc/SH908GL): Installation of air conditioning system. Fargo Manufacturing Co

All 246: https://openairdocs.org/model/md-helicopters-369e/stcs.md

## The same model under other registry codes

Amateur-built copies and renamed makers get their own codes.

- [Mcdonnell Douglas Helicopter 369E](https://openairdocs.org/model/mcdonnell-douglas-helicopter-369e): 83 registered aircraft, registry code 3027369
- [Hughes Helicopters 369E](https://openairdocs.org/model/hughes-helicopters-369e): 29 registered aircraft, registry code 4470707
- [Mcdonnell Douglas Mdhs 369E](https://openairdocs.org/model/mcdonnell-douglas-mdhs-369e): 1 registered aircraft, registry code 3030019

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