Hughes OH-6A
NTSB investigations · 28
Matched to the registry by N-number and event date, 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_aircrafts.parquet' a JOIN 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c ON c.\"mKey\" = a.case_mkey
WHERE a.aircraft_model_code IN ('4470905')
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_aircrafts.parquet' a JOIN 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c ON c."mKey" = a.case_mkey
WHERE a.aircraft_model_code IN ('4470905')
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 WPR25LA101Accident · No injuriesClass 3 · LimitedFinal reportHughes OH-6A · Santa Teresa, NMThe flight instructor's failure to maintain helicopter control during a practice autorotation, which resulted in a hard landing and structural damage to the tail boom and subsequent failure of the tail rotor drive system.NTSB WPR21LA107Accident · Serious injuriesClass 3 · LimitedFinal reportHughes OH-6A · Horseshoe Bend, IDA partial loss of engine power due to a leak in the fuel cell outlet valve.NTSB ERA20LA071Accident · Minor injuriesClass 3 · LimitedFinal reportHughes OH 6A · Preston, GAA partial loss of engine power for reasons that could not be determined based on the available information.NTSB GAA17CA135Accident · No injuriesData collectionFinal reportHughes OH 6A · Price, UTThe fuel truck driver’s failure to stop before impacting the helicopter’s main rotor blades.NTSB CEN13FA205Accident · 1 fatalField investigationFinal reportHughes OH-6A · Caddo, TXThe pilot’s failure to maintain control of the helicopter during landing.NTSB ERA13GA046Accident · 2 fatalFinal reportHughes OH-6A · Atlanta, GAThe pilot's failure to maintain sufficient altitude during maneuvering flight, which resulted in his failure to see and avoid a power pole and wires.NTSB ERA13LA022Accident · No injuriesLimited investigationFinal reportHughes 369A · West Chester, PAThe pilot’s failure to see and avoid the preceding helicopter while maneuvering for landing. Contributing to the accident were the flight lead pilot’s inadequate preflight briefing and in-flight instruction to the formation pilots, which resulted in the loss…NTSB WPR09TA277Accident · No injuriesFinal reportHughes OH-6A · Benson, AZThe pilot under instruction's inadequate autorotation technique and the instructor pilot’s delayed remedial action to arrest the rate of descent of the helicopter while in an autorotation flare.NTSB DFW08TA066Accident · Minor injuriesFinal reportHughes OH-6 · Valentine, TXThe contract mechanic's failure to properly secure the castellated nut that attached the governor lever control rod to the idler bell crank. Contributing to the accident was the lack of maintenance oversight by the operator.NTSB LAX05TA018Accident · Serious injuriesFinal reportHughes OH-6A · Tucson, AZThe loss of engine power due to a fatigue fracture of the PC line from the governor to fuel control, resulting from fretting damage induced by excessive vibration, which was due to the failure of maintenance personnel to install the proper bearings in the…NTSB LAX05TA008Accident · No injuriesFinal reportHughes OH-6A · Jacumba, CAthe pilot's failure to maintain adequate clearance from the mountainous terrain, which resulted in the helicopter's tail rotor blades impacting rocks. A factor in the accident was the pilot's complacency.NTSB ATL04LA037Accident · No injuriesLimited investigationFinal reportHughes OH-6A · Greenville, SCThe pilot's improper landing flare, resulting in a hard landing and a main rotor/tailboom strike.NTSB FTW04TA012Accident · Minor injuriesFinal reportHughes OH-6A · Eagle Pass, TXThe failure of the aft segment of the tail rotor drive shaft for undertermined reasons. A contibuting factor was the lack of suitable terrain for the foced landing.NTSB LAX03TA150Accident · Serious injuriesFinal reportHughes OH 6A · Pan Tak, AZThe pilot in command's failure to adequately secure loose cargo (a jacket), which resulted in the jacket colliding with the tail rotor during cruise flight, and the subsequent separation of the tail rotor and loss of flight control. A factor associated with…NTSB MIA02LA029Accident · No injuriesLimited investigationFinal reportHughes OH-6A · Hernando, MSThe flight instructor's improper supervision of the dual student during a practice autorotation landing by allowing an excessive aft pitch attitude and low main rotor rpm conditions to develop during the landing/flare touchdown, which resulted in the…NTSB LAX00TA163Accident · Minor injuriesFinal reportHughes OH-6A · Green Valley, AZCompany maintenance personnel's failure to secure an attachment nut to a control link. While maneuvering, the parts separated and resulted in the total cyclic control system failure and impact into rough terrain.NTSB FTW00TA116Accident · Minor injuriesFinal reportHughes OH-6A · El Paso, TXThe failure of the pilot to maintain rotor rpm during an autorotation, which resulted in a hard landing. A factor was the partial loss of engine power resulting from the separation of the power control line due to fatigue, as a consequence of improper…NTSB MIA00GA057Accident · Serious injuriesFinal reportHughes OH-6A · Fort Myers, FLimproper maintenance inspection of the helicopter by unknown maintenance personnel, resulting in a worn control rod bearing being continued in service, and subsequent separation, resulting in an in-flight loss of control and a crash.NTSB MIA99TA206Accident · No injuriesFinal reportHughes OH-6A · Aguadilla, PRAn unidentified foreign object passing through the oil cooler blower assembly resulting in fracture and seizure of the oil cooler blower, and slowing of the main transmission and main rotor, which resulted in the pilot being unable to arrest the descent…NTSB LAX99GA216Accident · Serious injuriesFinal reportHughes OH-6A · Tucson, AZFuel exhaustion resulting from pilot's failure to perform adequate fuel consumption calculations. The unreliable and inoperative fuel level indicating system components and the operator's operation of the aircraft with known deficiencies were factors in the…NTSB FTW99GA061Accident · Minor injuriesFinal reportHughes OH-6A · Laredo, TXThe loss of engine power as result of the failure of the power turbine governor. A factor was the lack of suitable terrain available to the pilot for the forced landing.NTSB FTW97TA162Accident · No injuriesFinal reportHughes OH-6A · Marfa, TXthe pilot's improper touchdown, and the designated examiner's inadequate supervision. The light condition at dusk was a related factor.NTSB LAX96TA016Accident · No injuriesFinal reportHughes OH-6A · Imperial, CAThe pilot's improper planning/decision and failure to ensure there was an adequate supply of fuel, which led to fuel exhaustion and a forced (autorotative) landing.NTSB MIA95TA188Accident · No injuriesFinal reportMcDonnell Douglas H369 · Panama City, FLThe pilot-in-command's improper aft application of cyclic control during a simulated touchdown autorotation on landing flare touchdown, resulting in the main rotor blades colliding with the tail boom assembly. Contributing to the accident was the improper…NTSB LAX94T#A07Accident · No injuriesClass 3Final reportMcDonnell Douglas OH-6A · Ocotillo, CANTSB FTW94T#A02Accident · No injuriesClass 3Final reportHughes OH-6A · Valentine, TXNTSB LAX93T#A07Accident · No injuriesClass 3Final reportHughes OH-6A · San Diego, CANTSB FTW93T#A02Accident · No injuriesFinal reportHughes OH-6A (BP) · Marfa, TX
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