Final NTSB investigations: Lycoming HI0-360 series
54 cases on aircraft whose registry engine model is Lycoming HI0-360 series. 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 per year
| 1977 | 4 |
|---|---|
| 1978 | 2 |
| 1979 | 1 |
| 1980 | 1 |
| 1981 | 1 |
| 1982 | 2 |
| 1983 | 4 |
| 1984 | 2 |
| 1986 | 2 |
| 1987 | 1 |
| 1989 | 1 |
| 1990 | 1 |
| 1991 | 1 |
| 1992 | 1 |
| 1994 | 2 |
| 1995 | 2 |
| 1996 | 1 |
| 1997 | 1 |
| 1999 | 3 |
| 2000 | 1 |
| 2001 | 1 |
| 2002 | 1 |
| 2003 | 1 |
| 2004 | 1 |
| 2005 | 1 |
| 2006 | 2 |
| 2007 | 1 |
| 2009 | 2 |
| 2011 | 1 |
| 2014 | 1 |
| 2015 | 1 |
| 2016 | 1 |
| 2018 | 1 |
| 2020 | 2 |
| 2021 | 2 |
| 2024 | 1 |
Where
Open the mapLatest cases
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.\"completionStatus\" = 'Completed'
AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41553'))
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."completionStatus" = 'Completed'
AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41553'))
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 WPR25LA010Accident · No injuriesClass 4 · LimitedFinal reportEnstrom Helicopter 280C · Vale, ORThe pilot’s failure to maintain engine and rotor rpm during takeoff, that resulted in a hard landing.NTSB ERA21LA339Accident · No injuriesClass 3 · LimitedFinal reportEnstrom 280 · Port Orange, FLThe failure of the tail rotor drive shaft at the coupling due to torsionally applied shear stress.NTSB ERA21LA309Accident · Serious injuriesClass 3 · LimitedFinal reportEnstrom 280 · Colchester, VTAn in-flight fire originating in the engine compartment near the turbocharger from a source that could not be determined, which resulted in a loss of engine power and led to an autorotation and a hard landing.NTSB CEN20LA261Accident · Minor injuriesClass 3 · LimitedFinal reportEnstrom 280 · Des Moines, IAThe partial loss of rotor and engine speed during approach for landing, which resulted in an autorotation and impact with terrain. The reason for the partial loss of rotor and engine speed could not be determined based on the available evidence. Contributing…NTSB WPR20LA191Accident · 1 fatalClass 3 · LimitedFinal reportEnstrom 280 · Hayden, IDThe total loss of power while maneuvering at low altitude due to the detonation of two engine cylinders and damaged spark plugs.NTSB CEN18LA167Accident · Serious injuriesLimited investigationFinal reportEnstrom Helicopter 280C · Kerens, TXThe total loss of engine power due to fuel exhaustion and the pilot’s inadequate in-flight fuel management.NTSB CEN16IA238Incident · No injuriesIncident investigationFinal reportEnstrom 280 · Zeeland, MIThe exhaust band clamp failure, which resulted in an engine fire due to hot exhaust gases entering the engine compartment.NTSB CEN15FA126Accident · 2 fatalField investigationFinal reportEnstrom 280FX · Erie, COAn in-flight failure of the helicopter's #2 main rotor spindle due to undetected fatigue cracking, which resulted in an in-flight breakup. Contributing to failure were the nonconforming thread root radius of the spindle and the manufacturer's failure to…NTSB WPR14CA101Accident · No injuriesData collectionFinal reportEnstrom Helicopter 280C · Showlow, AZThe pilot's failure to maintain main rotor RPM during the takeoff run in a high density altitude environment, which resulted in a loss of aircraft control and collision with terrain.NTSB WPR11FA426Accident · Serious injuriesField investigationFinal reportEnstrom 280FX · Heber City, UTThe pilot’s failure to ensure that there was sufficient fuel onboard to conduct the flight, which resulted in a loss of engine power due to fuel exhaustion. Contributing to the severity of the passengers’ injuries was the operator’s failure to provide…NTSB WPR09LA261Accident · No injuriesLimited investigationFinal reportEnstrom Helicopter 280C · Ogden, UTThe pilot's improper use of the helicopter's collective both during the takeoff sequence and while attempting remedial action in response to an engine over-boost condition, which resulted in a hard precautionary landing.NTSB WPR09LA156Accident · No injuriesLimited investigationFinal reportEnstrom 280FX · Wendover, UTA loss of engine power due to fuel exhaustion, which resulted from an inadequate preflight inspection by both pilots and their failure to ensure that adequate fuel was on board for the flight. Contributing to the accident was the flight instructor's…NTSB ATL07LA088Accident · No injuriesLimited investigationFinal reportEnstrom 280FX · Taylorsville, KYThe pilot's improper prefight inspection of the helicopter.NTSB NYC06LA175Accident · Minor injuriesLimited investigationFinal reportEnstrom 280C · Danville, WVA partial failure of the override clutch assembly. A contributing factor to the accident was the manufacturer's inadequate inspection procedures of the override clutch assembly following a tail rotor strike.NTSB DEN06CA048Accident · No injuriesData collectionFinal reportEnstrom 280F · Peetz, COThe pilot's failure to maintain aircraft control while maneuvering resulting in an impact with terrain. Contributing factors were the gusty winds, downdrafts, and box canyon.NTSB IAD05LA122Accident · Serious injuriesLimited investigationFinal reportEnstrom 280C · Saulsville, WVThe pilot's inadequate remedial action following a loss of control during the landing approach.NTSB IAD05CA027Accident · Minor injuriesData collectionFinal reportEnstrom 280C · Pedricktown, NJThe pilot's failure to maintain control of the helicopter during the takeoff and his failure to flare during the autorotation.NTSB FTW03LA102Accident · No injuriesLimited investigationFinal reportEnstrom 280FX · Ruston, LAThe separation of the upper tail cone as a result of a fractured bolt due to fatigue.NTSB FTW02LA138Accident · No injuriesLimited investigationFinal reportEnstrom 280FX · Alsatia, LAThe main rotor contact to the tail boom resulting from the pilot leaving the helicopter unattended while the rotors were engaged.NTSB MIA02FA026Accident · 2 fatalField investigationFinal reportEnstrom 280FX · Tallassee, ALThe failure of the pilot to maintain a safe altitude above terrain and maintain a visual lookout resulting in the helicopter colliding with power transmission lines and crashing into a river. A factor in the accident was the power transmission lines not being…NTSB NYC00LA174Accident · No injuriesLimited investigationFinal reportEnstrom 280 FX · Springdale, OHThe pilot's inadequate preflight of the helicopter, and his subsequent failure to monitor his fuel supply, which resulted in a power loss due to fuel exhaustion, over unsuitable terrain.NTSB CHI00LA002Accident · Minor injuriesLimited investigationFinal reportEnstrom EN-28 · Indianapolis, INThe pilot's attempted operation of the helicopter with known deficiencies, and his improper autorotation to landing. Factors were one fouled spark plug and another partially failed spark plug in the same cylinder, and the construction area.NTSB DEN99LA173Accident · No injuriesLimited investigationFinal reportEnstrom 280C · Longmont, COAn inaccurate touchdown during a full autorotation, which resulted in main rotor flex which cut off the tail boom. Factors were the pilot's lack of total experience in helicopters and high density altitude.NTSB DEN99LA084Accident · No injuriesLimited investigationFinal reportEnstrom 280C · Baggs, WYThe pilot not maintaining the main rotor's RPM. Factor's were the high density altitude, and the mountainous/hilly terrain.NTSB IAD97GA049Accident · Serious injuriesFinal reportEnstrom 280C · Lucasville, OHThe pilot in command failure to maintain rotor rpm.NTSB FTW96LA291Accident · No injuriesLimited investigationFinal reportEnstrom 280C · Castle Rock, COTotal failure of the magneto. A factor was the pilot operating the helicopter with a known deficiency.NTSB NYC96FA003Accident · 2 fatalField investigationFinal reportEnstrom 280C · Quakertown, PAimproper installation of the magneto by maintenance personnel, which resulted in the loss of ignition and the loss of engine power. A factor relating to the accident was: the lack of suitable terrain for an emergency landing.NTSB FTW95LA356Accident · No injuriesLimited investigationFinal reportEnstrom 280C · Houston, TXThe flight instructor's poor judgement, and his disregard of the owner's objection to air taxi into the hangar.NTSB SEA94LA179Accident · Serious injuriesLimited investigationFinal reportKaman HH43F · John Day, ORFailure of a turbine compressor wheel. The lack of suitable terrain for an autorotation/forced landing was a factor.NTSB LAX94LA239Accident · No injuriesLimited investigationFinal reportEnstrom 280C · California City, CAthe pilot's inadequate compensation for the gusty wind conditions and his subsequent failure to maintain control of the helicopter.NTSB SEA92LA112Accident · No injuriesLimited investigationFinal reportEnstrom 280FX · Wenatchee, WAThe pilot in command's inadequate visual lookout. Factors contributing to the accident were: object (fence post) and windshield dirty (foggy)NTSB CHI91DCJ05Accident · No injuriesFinal reportMcdonnell Douglas 269A · Harvard, NEThe pilot's failure to maintain adequate rotor RPM during aerial application maneuvers. A related factor was the pilot's inattention.NTSB LAX90LA121Accident · No injuriesLimited investigationFinal reportEnstrom F-28C · Canyon Lake, CAThe pilot to maintain proper rotor RPM during a practice autorotation. Contributing to the accident was the uneven terrain selected by the pilot to conduct practice touch maneuvers.NTSB DEN89LA120Accident · Minor injuriesLimited investigationFinal reportEnstrom 280C · Colorado Spgs, COInadequate compensation for the wind conditions by the pilot. The high density altitude and wind conditions were contributing factors.NTSB DEN87LA245Accident · Serious injuriesLimited investigationFinal reportEnstrom 280C · Bountiful, UTWhile on a local low level pleasure flt the plt failed to see power lines and an in flight collision with the lines occurred severing the right skid and 90 degree gear box from the acft. A semi-autorotative crash occurred on the bank of a irrigation reservoir.NTSB NYC87LA012Accident · 1 fatalLimited investigationFinal reportEnstrom 280C · Newport, RIAircraft descended and collided with water when the pilot attempted to regain visual ground reference when weather deteriorated. No plt acc report was received. Plt time was not reported or available.NTSB NYC86LA107Accident · No injuriesLimited investigationFinal reportEnstrom F-280C · Ridgefield, NJSeconds after an over-water takeoff from a shoreline helipad the acft impacted the water and sank. The pilot and pax escaped from the submerged acft and were not injured. The pilot claimed that he had a split needle in which the rotor RPM deteriorated. The…NTSB NYC85FA015Accident · 2 fatalField investigationFinal reportEnstrom 280C · Butler, PAThe helicopter struck the static line of a high voltage transmission line while on a flt to photograph an apartment complex. The owner of the complex accompanied the plt on the flt, there after the acft was to be used for passenger sightseeing flts as part of…NTSB SEA84FA063Accident · 2 fatalField investigationFinal reportEnstrom 280C · Middleton, IDThe acft collided with the terrain during a test flt. Witnesses observed the acft rotate about 180 degrees about its vertical axis go nose low and descend vertically to the ground. A noise change described as a 'sputter' or tone change' was heard during this…NTSB SEA83LA194Accident · No injuriesLimited investigationFinal reportEnstrom 280C · N. Hailey, IDThe plt reported that during takeoff from a county road (elevation 5500 ft), he allowed the RPM to drop 'below green.' Reportedly, he had a choice of either setting the helicopter down on the road or flying down a slope to gain airspeed. He elected to land on…NTSB FTW83LA287Accident · No injuriesLimited investigationFinal reportEnstrom 280C · Frisco, TXThe plt reported that during flt, the low pressure fuel light illuminated & the nose of the helicopter yawed to the left as if the eng had lost power. He made a precautionary landing in a soft, plowed field with a forward speed of about 10 to 15 mph. During…NTSB LAX83LA248Accident · Minor injuriesLimited investigationFinal reportEnstrom 280C · Goshen, CAAbout 5 min after taking off, the plt noticed a sudden loss of power to the tail rotor. He made an emergency landing in an alfalfa field. He reported that during an autorotative landing, he had insufficient collective to flare properly. Subsequently, the main…NTSB LAX83LA134Accident · Minor injuriesLimited investigationFinal reportEnstrom F280C · Concord, CAThe helicopter collided with a tree during a landing after a decay in rotor RPM during takeoff. According to the pilot the acft was facing southeast prior to departure and the pilot estimated that the wind was from the northwest at 8 KTS. Following a pedal…NTSB DEN82DA072Accident · No injuriesFinal reportEnstrom 280-C · Granger, WYThe aircraft's engine backfired and quit during takeoff. The pilot cleared a fence and during the forced landing the gear collapsed. No engine malfunction or failure could be found.NTSB DEN82DTM08Accident · No injuriesFinal reportEnstrom 280C · Midway, UTThe aircraft crashed while being moved about 150 ft from the parking area to a storage building. There was about 2 1/2 ft of fresh snow on the ground. The snow had been cleared from the parking area in front of the storage building. However, a snow cat had…NTSB LAX81FUJ74Accident · No injuriesClosedEnstrom 280C · Mesa, AZNTSB ATL80FIG15Accident · No injuriesClosedEnstrom 280C · Arbutus, MDNTSB LAX80FXQ06Accident · Serious injuriesClosedEnstrom 280C · Carson City, NVNTSB LAX78FUK09Accident · Serious injuriesClosedEnstrom 280C · Kingman, AZNTSB SEA78DYA16Accident · No injuriesClosedEnstrom 280C · Boise, ID