NTSB investigations: Hughes 269B
371 cases on aircraft the registry lists as Hughes 269B. Aircraft are matched to the registry by N-number and event date, checked against the reported serial number, make and model, so older matches can be wrong.
Cases, newest first
Query with SQL
duckdb -csv -c "SELECT c.\"ntsbNumber\", c.\"eventDate\", c.\"eventType\", c.\"eventCity\", c.\"eventStateOrRegion\", a.n_number, a.\"aircraftMake\", a.\"aircraftModel\", c.\"highestInjuryLevel\", c.\"totalFatal\", c.\"completionStatus\", c.report_url
FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c.\"mKey\" AND a.position = 1
WHERE c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('4470502'))
ORDER BY c.\"eventDate\" DESC, c.\"ntsbNumber\" DESC"Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.
SELECT c."ntsbNumber", c."eventDate", c."eventType", c."eventCity", c."eventStateOrRegion", a.n_number, a."aircraftMake", a."aircraftModel", c."highestInjuryLevel", c."totalFatal", c."completionStatus", c.report_url
FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c."mKey" AND a.position = 1
WHERE c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('4470502'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESCRun it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
NTSB ATL86LA069Accident · Serious injuriesLimited investigationFinal reportHughes 269B · Council, NCDuring a control burning operation, the plt experienced a complete eng failure. The plt entered an autorotation and collided with trees. The eng examination disclosed that the #4 connecting rod had failed. The failure was determined to have resulted from…NTSB ATL86LA044Accident · No injuriesLimited investigationFinal reportHughes 269B · Stone Mountain, GADuring ground refueling of the aircraft the fuel tank was over- filled and the fuel spilled over onto the ramp. The fuel was ignited and the aircraft was destroyed by fire.NTSB ATL85LA287Accident · No injuriesLimited investigationFinal reportHughes 269A · Winchester, KYThe accident occurred as the student pilot was attempting to takeoff for hover training. As the pilot was applying collective torque, the student said, he lost control and crashed. There were no system malfunctions or failures reported.NTSB FTW85FA050Accident · 2 fatalField investigationFinal reportHughes 269B · Clint, TXN9336F, crashed while on a training flt. The certified flt instructor & his student were killed. Investigation revealed that the main drive shaft thrust bearing had failed. A service bulletin dated 1968 mandated replacement of the bearing at 300 hr time in…NTSB LAX84LA455Accident · No injuriesLimited investigationFinal reportHughes 269B · Goleta, CAThe student plt was practicing during solo flt and collided with the ground during an aerial taxi. The student explainedthat after a normal landing he pulled enough collective to make the acft light on the skids and proceeded to taxi along the ground by…NTSB CHI84LA274Accident · No injuriesLimited investigationFinal reportHughes 269B · Eden Prairie, MNThe CFI stated that while practicing a pedal turn the student pilot suddenly applied back cylic causing the tail rotor to contact the ground. The main rotor then contacted the ground and the helicopter rolled over.NTSB LAX84FA371Accident · 2 fatalField investigationFinal reportHughes 269B · Palos Verde Est, CAGnd witnesses obsvd helicopter into normal turn at 500 ft AGL followed by a violent rt turn. During the violent turn the tail rotor assy separated & the main rotor blades coned upwards. The helicopter went into a near vertical descent & crashed. Wreckage exam…NTSB CHI84LA203Accident · No injuriesLimited investigationFinal reportHughes 269B · Toulon, ILThe plt landed the helicopter in a grassy area to talk to a friend. During departure, he flew over a corn field, & at that time, an empty paper/plastic corn seed sack was drawn up into the main rotor & a severe vibration began. He then landed in the field &…NTSB SEA84LA050Accident · Minor injuriesLimited investigationFinal reportHughes 269B · Las Vegas, NVThe plt was on the return portion of a round trip from Las Vegas to mesquite, NV. & back. While cruising at about 500 ft AGL, the eng lost power & he initiated an autorotative landing on downsloping terrain. At about 50 ft AGL, he flared, then the helicopter…NTSB ATL83LA297Accident · No injuriesLimited investigationFinal reportHughes 269B · Summerville, SCThe helicopter was being used in controlled burning of timberland. While being operated at an alt of aprx 20 ft over wind rows of organic material, there was a partial loss of eng power. The plt stated that he was unable to maintain a hover, so he landed on…NTSB FTW83LA211Accident · No injuriesLimited investigationFinal reportHughes 269B · Forgan, OKThe helicopter hooked a skid and rolled over while trying to land on a trailer. The plt stated that after surveying someproperty he landed next to the trailer used for transporting the acft. He then lifted off and while hovering over the trailer a skid hooked…NTSB CHI82DA327Accident · No injuriesFinal reportHughes 269B · Medina, OHThe pilot stated that shortly after takeoff, at about 800 feet AGL he felt a violent vibration lasting for 2 or 3 seconds. He reentered the downwind leg to the airport and experienced the vibration again. The aircraft then entered an uncontrollable spiral to…NTSB ATL82DA256Accident · No injuriesFinal reportHughes 269B · Angier, NCWhile spaying soy beans, the pilot observed 3 power lines bordering the field, but failed to see a fourth. While on a swath run, the helicopter struck the fourth line with the main and tail rotor blades which resulted in a forced landing.NTSB LAX82FUM10Accident · No injuriesFinal reportHughes 269B · San Diego, CAThe instructor (CFI) reported that during a practice autorotation, the helicopter contacted brush. Subsequently the aircrew lost control of the helicopter and it turned and rolled over. Reportedly, the CFI simulated an engine failure at about 150 ft AGL.NTSB MKC82FCD09Accident · Serious injuriesFinal reportHughes 269B · Tipton, IAThe helicopter crashed during takeoff on a flight to pollenate corn. The pilot reported that he made a running takeoff across the runway. He stated that the helicopter became airborne at the north edge of the runway, but started to settle as it went over the…NTSB SEA82DA090Accident · Minor injuriesFinal reportHughes 269B · Mt St Helens, WAThe pilot intended to proceed to Mt St Helens to land near spirit lake. The winds in the vicinity of the desired landing point were too strong for a safe landing. Therefore, an alternate spot was selected below the ridge line and presumably sheltered from the…NTSB LAX82DA154Accident · Minor injuriesFinal reportHughes 269B · North Las Vegas, NVThe pilot ran out of fuel and autorotated to a hard landing. He stated the low fuel warning light never came on. He was going to use this as a signal to refuel. This would give about 15 minutes of cruise flight. The low level warning switch wiring was found…NTSB MIA82DA096Accident · Minor injuriesFinal reportHughes 269B · Near Kissimmee, FLThe engine lost power while the pilot was on a low altitude aerial observation flight over trees. He attempted to land on a nearby road. While approaching the road at 10 to 15 ft AGL, he ran out of RPM. He hit the ground flat, but did not roll over.NTSB DEN82FTM07Accident · No injuriesClosedHughes 269B · West Jordon, UTNTSB LAX82FUA06Accident · No injuriesClosedHughes 269B · Torrance, CANTSB MKC81FCD34Accident · Serious injuriesClosedHughes 269B · Marion, IANTSB FTW81FRA52Accident · Minor injuriesClosedHughes 269B · Houston, TXNTSB ATL81FIJ11Accident · Minor injuriesClosedHughes 269B · Ceredo, WVNTSB FTW81DQG27Accident · No injuriesClosedHughes 269B · Muleshoe, TXNTSB ATL81FIJ05Accident · Minor injuriesClosedHughes 269B · Hurricane, WVNTSB ATL81FLA02Accident · Minor injuriesClosedHughes 269B · Valdosta, GANTSB SEA81DYP04Accident · No injuriesClosedHughes 269B · Ephrata, WANTSB FTW81DPJ06Accident · No injuriesClosedHughes 269B · Guymon, OKNTSB FTW81FQG04Accident · No injuriesClosedHughes 269B · Girard, TXNTSB ATL80DLA13Accident · No injuriesClosedHughes 269B · Meigs, GANTSB ATL80FLG18Accident · 1 fatalClosedHughes 269B · Whiteville, NCNTSB FTW80DRD54Accident · Minor injuriesClosedHughes 269B · Wakefield, LANTSB ATL80DKJ20Accident · No injuriesClosedHughes 269B · Decatur, ALNTSB ATL80FA073Accident · Serious injuriesClosedHughes 269B · Washington, DCNTSB LAX80DUG36Accident · Minor injuriesClosedHughes 269B · Cajon Pass, CANTSB FTW80FA077Accident · Minor injuriesClosedHughes 269B · Arlington, TXNTSB MIA80DLD09Accident · No injuriesClosedHughes 269B · Winter Haven, FLNTSB FTW80DQD01Accident · No injuriesClosedHughes 269B · Sanderson, TXNTSB CHI79FEK24Accident · No injuriesClosedHughes 269B · New Knoxville, OHNTSB IAD79FA083Accident · No injuriesClosedHughes 269B · Gaithersburg, MDNTSB CHI79FEC51Accident · Minor injuriesClosedHughes 269B · Flint, MINTSB MIA79FKJ61Accident · Minor injuriesClosedHughes 269B · Mobile, ALNTSB MIA79FLD85Accident · No injuriesClosedHughes 269B · Winter Park, FLNTSB MKC79FCD24Accident · No injuriesClosedHughes 269B · Wellman, IANTSB CHI79FEK16Accident · No injuriesClosedHughes 269B · Findlay, OHNTSB DEN79FQA13Accident · No injuriesClosedHughes 269B · Albuquerque, NMNTSB MKC79FTK17Accident · No injuriesClosedHughes 269B · Canistota, SDNTSB CHI79FEV21Accident · No injuriesClosedHughes 269B · Flanagan, ILNTSB OAK78FVW20Accident · Minor injuriesClosedHughes 269B · Las Vegas, NVNTSB IAD78FA106Accident · No injuriesClosedHughes 269B · Damascus, MD