# Hughes 369 - Type: Aircraft model (FAA registry) - Registry code: 4470702 - Manufacturer (registry): HUGHES - Model: 369 - Aircraft type: Rotorcraft - Category: Rotorcraft - Engines: 1 · Turbo-shaft - Seats: 4 - Weight class: Up to 12,499 lb - Cruise speed: 111 mph - Certification: Type certificated - Data sheet: [TCDS H3WE](https://openairdocs.org/tcds/H3WE) (OpenAirDocs) - Holder: MD Helicopters LLC - Registered aircraft: 5 - Page: https://openairdocs.org/model/hughes-369 Model codes come from the FAA registry's reference file. ADs are matched to them by model name and maker. ## 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 2026-19-01](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 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 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 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 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 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 94-18-08](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 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 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 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 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 - [AD 84-01-02 R1](https://openairdocs.org/ad/84-01-02-R1): Rotor System Control · MD Helicopters 369, 369A, 369D and 6 more. Effective Apr 9, 1984 - [AD 82-14-01](https://openairdocs.org/ad/82-14-01): With Chadwick C-20 Auxiliary Fuel System · Chadwick C-20 auxiliary fuel system (Phoenix Air-Atlanta STC SH129WE). Effective Jul 30, 1982 - [AD 82-01-08](https://openairdocs.org/ad/82-01-08): Lever Control Rod · MD Helicopters 369, 369A, 369D and 5 more. Effective Jan 7, 1982 - [AD 80-25-01](https://openairdocs.org/ad/80-25-01): Tail Rotor Drive Shaft · MD Helicopters 369, 369A, 369D and 4 more. Effective Dec 4, 1980 - [AD 80-24-04](https://openairdocs.org/ad/80-24-04): Placard -Front Seat Occupancy · MD Helicopters 369, 369A, 369D and 4 more. Effective Dec 4, 1980 - [AD 80-08-04](https://openairdocs.org/ad/80-08-04): Auxiliary Fuel System · Chadwick C-20 auxiliary fuel system (Phoenix Air-Atlanta STC SH129WE or SH139WE). Effective Apr 17, 1980 - [AD 77-21-04](https://openairdocs.org/ad/77-21-04): Clutch and Shaft Assembly · MD Helicopters 369, 369A, 369D and 4 more. Effective Aug 31, 1977 - [AD 75-22-03](https://openairdocs.org/ad/75-22-03): Tail Rotor Drive Shaft · MD Helicopters 369, 369A, 369H and 3 more. Effective Oct 24, 1975 - [AD 75-22-04](https://openairdocs.org/ad/75-22-04): Tail Rotor Blades · MD Helicopters 369, 369A, 369H and 3 more. Effective Oct 23, 1975 - [AD 75-10-04](https://openairdocs.org/ad/75-10-04): Tail Rotor Blades · MD Helicopters 369, 369A, 369H and 3 more. Effective Apr 17, 1975 - [AD 74-20-04](https://openairdocs.org/ad/74-20-04): Main Rotor Blade · MD Helicopters 369, 369A, 369H and 3 more. Effective Sep 25, 1974 - [AD 70-16-07](https://openairdocs.org/ad/70-16-07): Main Rotor Blade · MD Helicopters 369, 369A, 369H and 3 more. Effective Aug 8, 1970 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 81-07-10 R1](https://openairdocs.org/ad/81-07-10-R1) (historical): Cargo hook operating time recordation · Hughes Helicopters 369 Series. Effective Nov 30, 1981 - [AD 81-07-10](https://openairdocs.org/ad/81-07-10) (historical): Overrunning clutch assembly failure which will result in the loss of engine power · MD Helicopters 369. Effective Apr 9, 1981 ## Registered aircraft (5) - [N191VS](https://openairdocs.org/aircraft/N191VS): [Vertol Systems Co Inc](https://openairdocs.org/faa-owner/VERTOL%20SYSTEMS%20CO%20INC), [Destin, FL](https://openairdocs.org/faa-place/FL/Destin), S/N 800-766D - [N192VS](https://openairdocs.org/aircraft/N192VS): [Vertol Systems Company Inc](https://openairdocs.org/faa-owner/VERTOL%20SYSTEMS%20COMPANY%20INC), [Destin, FL](https://openairdocs.org/faa-place/FL/Destin), built 1980, S/N 1000786D - [N194VS](https://openairdocs.org/aircraft/N194VS): [Vertol Systems Company Inc](https://openairdocs.org/faa-owner/VERTOL%20SYSTEMS%20COMPANY%20INC), [Destin, FL](https://openairdocs.org/faa-place/FL/Destin), S/N 800-767D - [N196VS](https://openairdocs.org/aircraft/N196VS): [Vertol Systems Company Inc](https://openairdocs.org/faa-owner/VERTOL%20SYSTEMS%20COMPANY%20INC), [Destin, FL](https://openairdocs.org/faa-place/FL/Destin), built 1980, S/N 900787D - [N45780](https://openairdocs.org/aircraft/N45780): [Nelson Aviation LLC](https://openairdocs.org/faa-owner/NELSON%20AVIATION%20LLC), [Crown Point, IN](https://openairdocs.org/faa-place/IN/Crown%20Point), built 1969, S/N 65-12968 ## NTSB investigations None matched to aircraft with this model. ## FAA accident and incident reports None matched to aircraft with this model. ## Service difficulty reports (6) As reported by operators and repair stations, by the model named in the report. - [SDR 2024FA0000762](https://openairdocs.org/sdr/2024FA0000762), Oct 9, 2024: BEARING. WRONG PART. WHILE INSTALLING X4 'OVERHAULED' ACCESSORY BEARINGS ONTO ACCESSORY SHAFT, ENGINEER NOTICED THE ID OF X2 BEARINGS WERE SIGNIFICANTLY SMALLER THAN THE ID OF THE O - [SDR X2RA2020010800000](https://openairdocs.org/sdr/X2RA2020010800000), Nov 7, 2019: GOVERNOR. FAILED. LOW SIDE GOVERNOR FAILURE, EPO ILLUMINATED, N1, N2, TORQUE DROP INDICATOR LOSS OF POWER. PILOT LANDED IMMEDIATELY WITHOUT INCIDENT. UPON POWER DOWN THE PILOT LO - [SDR K2DA20160107001](https://openairdocs.org/sdr/K2DA20160107001), Dec 31, 2015: BLADE. DELAMINATED. DURING DAILY INSPECTION, AFTER THE DAYS FLIGHTS, ONE OF THE TAIL ROTOR BLADES WAS FOUND TO HAVE VARIOUS SPOTS, VARYING IN LENGTH FROM .5 INCHES TO 2 INCHES, WHE - [SDR 2010FA0000074](https://openairdocs.org/sdr/2010FA0000074), Jan 13, 2010: NUT. CRACKED. 2 NUTS FITTED TO MAIN ROTOR BLADE PITCH CHANGE HORNS ON ACFT R227/09 FOUND CRACKED IN SERVICE. FURTHER ENQUIRIES FOUND OTHER NUTS FROM SAME LOT NR 16838 SUPPLIE - [SDR CA080314015](https://openairdocs.org/sdr/CA080314015), Mar 13, 2008: GEAR. BROKEN. (CAN) ACFT WAS BROUGHT IN WITH XMSN NOISE AND CHIP LIGHT. XMSN WAS OPENED AND A PIECE OF GEAR TOOTH 7/8 OF AN INCH LONG WAS FOUND MISSING. THIS IS THE SECOND OC - [SDR CHI2003F00001](https://openairdocs.org/sdr/CHI2003F00001), Aug 5, 2003: BLADE. CRACKED. WHILE PERFORMING OFF AIRCRAFT INSPECTION OF MAIN ROTOR BLADE UTILIZING EDDY CURRENT METHOLOGY. DISCOVERED ONE CRACK EMANATING FROM FIRST LIGHTING HOLE AT APPROX ## STCs that may be installed (OpenAirDocs) (66, 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 SR01059LA](https://openairdocs.org/stc/SR01059LA): Installation of right side dual utility mount. Airfilm Camera Systems LLC - [STC SR00709AT](https://openairdocs.org/stc/SR00709AT): Installation of Starter-Generator Cooling Kit. Precision Heli-Support LLC - [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 SH2735NM](https://openairdocs.org/stc/SH2735NM): Installation of pneumatic door actuators. 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 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 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 - [STC SR00823AT](https://openairdocs.org/stc/SR00823AT): This modification will allow the installation or rear extended cabin step. Thoroughbred Aviation Maintenance Inc - [STC SR00829AT](https://openairdocs.org/stc/SR00829AT): Installation of front extended cabin step. Thoroughbred Aviation Maintenance Inc - [STC SR01839AT](https://openairdocs.org/stc/SR01839AT): Installation of cyclic friction levers. Thoroughbred Aviation Maintenance Inc - [STC SH1152NW](https://openairdocs.org/stc/SH1152NW): Installation of the Automatic Flagman Model 135 Control Stick Grip. Air Products & Parts LLC - [STC SR02001SE](https://openairdocs.org/stc/SR02001SE): Fabrication and installation of Model 72448 locking fuel cover assembly. Timberline Aerospace LLC - [STC SR02704SE](https://openairdocs.org/stc/SR02704SE): Installation and maintenance of the Sunspot 36 and 46 series lights. AeroLED's Holdings LLC - [STC SA615EA](https://openairdocs.org/stc/SA615EA): Installation of a Whelen Anti-Collision Strobe Light System as replacement for originally installed anti-collision lights. Whelen Aerospace Technologies - [STC SR00359BO](https://openairdocs.org/stc/SR00359BO): Installation of Parmetheus Plus LED PAR36 and PAR46 taxi and landing lights. Whelen Aerospace Technologies - [STC SR02458LA](https://openairdocs.org/stc/SR02458LA): Compressor Plenum Inspection Panel installed. Precision Heli-Support, LLC - [STC SR02487AK](https://openairdocs.org/stc/SR02487AK): Installation of L-3 Communications Avionics Systems ESI-500 Standby Instrument System. ADS-B Technologies, LLC - [STC SH4344NM](https://openairdocs.org/stc/SH4344NM): Replace existing fiberglass strut leg fairings with aluminum fairings. Cascade STC LLC - [STC SH4909NM](https://openairdocs.org/stc/SH4909NM): Replace the aft engine compartment heat blanket with a stainless steel firewall. Cascade STC LLC - [STC SR02394AK](https://openairdocs.org/stc/SR02394AK): Replacement of existing landing and/or hover light bulbs with Light Emitting Diode (LED) lighting system. Seaplanes North LLC - [STC SH7091NM](https://openairdocs.org/stc/SH7091NM): Installation of a Simplex Manufacturing Company Model 8500 agricultural tank sprayer. Simplex Manufacturing Company - [STC SR01960LA](https://openairdocs.org/stc/SR01960LA): Installation of removable seat pans. Aerometals - [STC SH2288NM](https://openairdocs.org/stc/SH2288NM): Installation of Spectrolab SX-16C nightsun searchlight. Gerbino Flight Systems - [STC SH250WE](https://openairdocs.org/stc/SH250WE): Installation of a P.A. speaker kit. Allen J Gerbino, Gerbino Flight Systems - [STC SH2530NM](https://openairdocs.org/stc/SH2530NM): Installation of quick removal door hinges. Gerbino Flight Systems - [STC SH281WE](https://openairdocs.org/stc/SH281WE): Installation of VIP single passenger seats. Gerbino Flight Systems - [STC SH207WE](https://openairdocs.org/stc/SH207WE): Installation of range extension fuel tank in cargo area. ROBERTSON FUEL SYSTEMS LLC - [STC SR00103SE](https://openairdocs.org/stc/SR00103SE): Installation of Aviation Development Corporation oil filter. Aviation Development Corporation - [STC SR01924LA](https://openairdocs.org/stc/SR01924LA): Installation of a Platinum Aviation cockpit pedestal slant panel. Integrated Flight Systems - [STC SH2372SO](https://openairdocs.org/stc/SH2372SO): Modify the gearbox breather system. Rotor Wing, Inc - [STC SR00062BO](https://openairdocs.org/stc/SR00062BO): Installation of a Pratt & Whitney Engine Services, Inc. Health Usage Monitoring System (HUMS) Model 1122, P/N HUMS-A-070-1. Pratt & Whitney Engine Services Inc - [STC SH631NE](https://openairdocs.org/stc/SH631NE): Installation of Fibre Reinforced Plastic Interior Trim Panels and Ducting. Prism Helicopters Ltd - [STC SR01430LA](https://openairdocs.org/stc/SR01430LA): Installation of Stainless Steel Skid shoes. Papas Gary Los Angeles Laboratories Inc - [STC SR01682LA](https://openairdocs.org/stc/SR01682LA): Installation of cargo rack. Tyler Camera Systems - [STC SH390NW](https://openairdocs.org/stc/SH390NW): Installation of an electronic weighing system, for monitoring cargo hook weight, in accordance with Measurement Systems International, Inc., Installation drawing No. D00327, Sheets 1 and 2, or Drawing D00473, Rev. E. Measurement Systems Intl Inc - [STC SR00811NY](https://openairdocs.org/stc/SR00811NY): Installation of Technisonic Industries Limited TFM-138 series transceiver models. Technisonic Industries Limited - [STC SR01834NY](https://openairdocs.org/stc/SR01834NY): Installation of Globalstar Satellite Telephone System. Atlantic Avionics Inc - [STC SH980NE](https://openairdocs.org/stc/SH980NE): Installation of a Heli-Logistics Ltd. P/N HL92116 engine upper firewall. Heli-Logistics Ltd - [STC SA2294SO](https://openairdocs.org/stc/SA2294SO): Installation of seat access panel in accordance with ALM Technologies, Inc., Drawing List, Document No. 3698001, dated August 21, 1987, or later FAA approved revision. Enviro Systems Inc - [STC SR01427LA](https://openairdocs.org/stc/SR01427LA): Installation of Teledyne Battery Products G-641 and G-641S lead-acid battery. Teledyne Battery Products - [STC SR00716SE](https://openairdocs.org/stc/SR00716SE): Installation of Concorde RG500 battery in accordance with Aero-Jet Trading 'Installation Instructions Concorde Battery Hughes 500 & MD369 Series Helicopter' Manual Number AJ-369, Revision New, dated May 18, 1999, or later FAA approved revision. Advanced Power Products - [STC SH1258SO](https://openairdocs.org/stc/SH1258SO): Installation of Utah Research and Development Co. Model 124BC101 battery charging system. Aviall Services, Inc - [STC SR00125BO](https://openairdocs.org/stc/SR00125BO): Installation of a Pratt & Whitney Engine Services, Inc.-Honeywell IntelliStart Plus+TM Electronic Control System P/N DPU-K-010. Pratt & Whitney Engine Services Inc - [STC SH849NE](https://openairdocs.org/stc/SH849NE): Installation of Utility Equipment Kit consisting of Cargo Mirror, Bearpaws and Bubble or Wedge Door Windows. Dart Aero Accessories, Inc - [STC SR01346NY](https://openairdocs.org/stc/SR01346NY): Installation of Navigation Lights with Vancouver Island Helicopter Master Document List V500-300-MDL, Rev 1, dated February 14, 2001. Vancouver Island Helicopters - [STC SR09260RC](https://openairdocs.org/stc/SR09260RC): Installation of forward door and aft door bubble type windows. Tech-Tool Plastics Inc All 66: https://openairdocs.org/model/hughes-369/stcs.md ## The same model under other registry codes Amateur-built copies and renamed makers get their own codes. - [House Of 6 369](https://openairdocs.org/model/house-of-6-369): 1 registered aircraft, registry code 05643HL - [MD Helicopters 369](https://openairdocs.org/model/md-helicopters-369): 0 registered aircraft, registry code 3030005 --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.