# NTSB investigations, OH: Powerplant sys/comp malf/fail

NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports.

## Latest cases

- [NTSB ERA24FA310](https://openairdocs.org/ntsb/ERA24FA310.md): Williams John Titan T-51 Mustang · Geneva, OH · Accident · 1 fatal · Class 3 · Field · Final report · Jul 21, 2024 · N751TX · Substantial damage
  > A sudden propeller overspeed and subsequent separation of the propeller blades and hub, while maneuvering at high speed and at low altitude, which resulted in a collision with a tree during the subsequent forced landing attempt.
- [NTSB CEN21LA472](https://openairdocs.org/ntsb/CEN21LA472.md): Cessna T210N · East Sparta, OH · Accident · No injuries · Class 3 · Limited · Final report · Sep 28, 2021 · N1925U · Substantial damage
  > A total loss of engine power due to a fatigue failure of the No. 2 cylinder exhaust valve.
- [NTSB CEN19LA303](https://openairdocs.org/ntsb/CEN19LA303.md): Phantom Aeronautics X-1 · Van Wert, OH · Accident · No injuries · Class 3 · Limited · Final report · Sep 4, 2019 · N111JC · Substantial damage
  > A loss of engine power due to the separation of the carburetor from the intake socket resulting from the improper installation of the intake silencer.
- [NTSB CEN19LA056](https://openairdocs.org/ntsb/CEN19LA056.md): Douglas DC3C · Kidron, OH · Accident · 2 fatal · Limited investigation · Final report · Jan 21, 2019 · N467KS · Substantial damage
  > The loss of airplane control after an engine flameout and auto-feather system interruption during the takeoff climb, which resulted in an impact with terrain.
- [NTSB CEN19LA047](https://openairdocs.org/ntsb/CEN19LA047.md): Rans S12 · McClure, OH · Accident · No injuries · Limited investigation · Final report · Dec 16, 2018 · N3165V · Substantial damage
  > The cold seizure of the cylinder/piston due to the pilot’s failure to adequately warm the engine before takeoff, which resulted in a loss of engine power during a departure climb.
- [NTSB CEN17FA207](https://openairdocs.org/ntsb/CEN17FA207.md): Varga 2150A · Bowling Green, OH · Accident · 1 fatal · Field investigation · Final report · Jun 1, 2017 · N4635V · Substantial damage
  > The pilot's loss of control due to impairment from carbon monoxide poisoning. Contributing to the accident was the corrosion of the heat exchanger and the failure of maintenance personnel to adequately inspect and repair or replace the exchanger during the…
- [NTSB ENG17IA017](https://openairdocs.org/ntsb/ENG17IA017.md): Douglas DC 9 83 · Dayton, OH · Incident · No injuries · Incident investigation · Final report · Mar 19, 2017 · N881GA · No damage
  > The probable cause of the No. 2 (right) engine fire was an uncontained generator failure. Deformed rotating generator components and/or metal fragments radially released by the generator severed the constant speed drive-to-oil cooler return line located…
- [NTSB CEN15IA365](https://openairdocs.org/ntsb/CEN15IA365.md): Beech V35 · Mount Vernon, OH · Incident · No injuries · Incident investigation · Final report · Aug 16, 2015 · N2059W · No damage
  > The loosening of the flyweight due to the installation of an improperly hardened flyweight carrier, which resulted in the overspeed of the propeller and engine and the subsequent in-flight separation of the propeller.
- [NTSB CEN14LA195](https://openairdocs.org/ntsb/CEN14LA195.md): Larsen Mark V · Amelia, OH · Accident · No injuries · Limited investigation · Final report · Apr 12, 2014 · N87JL · Substantial damage
  > The distributor failure, which resulted in a total loss of engine power during cruise climb.
- [NTSB CEN12TA550](https://openairdocs.org/ntsb/CEN12TA550.md): MD Helicopter 369 · Columbus, OH · Accident · No injuries · Final report · Aug 16, 2012 · N551CP · Substantial damage
  > The failure of a 4th-stage turbine blade due to high-cycle fatigue, which resulted in the loss of engine power.
- [NTSB CEN11LA669](https://openairdocs.org/ntsb/CEN11LA669.md): Owen Vans RV-10 · Marietta, OH · Accident · Serious injuries · Limited investigation · Final report · Sep 27, 2011 · N499RV · Destroyed
  > The in-flight engine fire and loss of engine power due to an improperly installed fuel injector nozzle during a recent engine overhaul.
- [NTSB CEN11LA491](https://openairdocs.org/ntsb/CEN11LA491.md): Beech C35 · Medina, OH · Accident · No injuries · Limited investigation · Final report · Jul 20, 2011 · N1883D · Substantial damage
  > The loss of engine power due to fuel starvation due to an age-related failure of the engine-driven fuel pump. Also causal was the failure of the maintenance facility to overhaul the fuel pump and the failure of the operator to ensure that the pump was…
- [NTSB CEN11LA464](https://openairdocs.org/ntsb/CEN11LA464.md): Burtner Charles W Derjager D IX · East Liverpool, OH · Accident · Serious injuries · Limited investigation · Final report · Jul 7, 2011 · N7808M · Substantial damage
  > The pilot's improper landing flare, which resulted in a porpoised landing and propeller contact with the runway, which caused an in-flight disintegration of the propeller during the go-around, and subsequent collision with trees.
- [NTSB CEN10CA172](https://openairdocs.org/ntsb/CEN10CA172.md): Kinney Kevin Zenith 601XL · Warren, OH · Accident · No injuries · Data collection · Final report · Mar 20, 2010 · N61601 · Destroyed
  > A total loss of engine power due to the failure of an oil hose due to improper installation of the hose.
- [NTSB CEN09CA378](https://openairdocs.org/ntsb/CEN09CA378.md): Piper PA-24 · Urbana, OH · Accident · No injuries · Data collection · Final report · Jun 20, 2009 · N7660P · Substantial damage
  > A failure of the carburetor heat cable attach bracket which resulted in the inadvertent activation of carburetor heat and the subsequent loss of engine power during takeoff. Contributing to the accident was the pilot's operation of the aircraft with a known…
- [NTSB CEN09LA209](https://openairdocs.org/ntsb/CEN09LA209.md): Beech B24R · Bellefontaine, OH · Accident · No injuries · Limited investigation · Final report · Mar 15, 2009 · N9348S · Substantial damage
  > The inadequate torque of the Number 3 cylinder rod bolts by maintenance personnel, which resulted in a failure of the connecting rod and a total loss of engine power.
- [NTSB CHI08CA284](https://openairdocs.org/ntsb/CHI08CA284.md): Fleet 2 · Leroy, OH · Accident · No injuries · Data collection · Final report · Sep 17, 2008 · N764V · Substantial damage
  > The loss of engine power due to the propeller hub failure during a low-level maneuver. Contributing to the accident were the trees encountered during the forced landing.
- [NTSB CHI08LA274](https://openairdocs.org/ntsb/CHI08LA274.md): Sadler Vampire · Findlay, OH · Accident · Minor injuries · Limited investigation · Final report · Sep 3, 2008 · N333SV · Substantial damage
  > A total loss of engine power due to the failure of the reduction drive assembly as a result of excessive wear and high temperatures. Contributing to the accident were the pilot's lack of total experience in the airplane and the unsuitable terrain for a forced…
- [NTSB CHI08CA139](https://openairdocs.org/ntsb/CHI08CA139.md): Cessna 172N · Blue Ash, OH · Accident · No injuries · Data collection · Final report · May 24, 2008 · N75528 · Substantial damage
  > The separation of the throttle cable from the linkage during the approach to land and the altitude/clearance not being available to the pilot during the forced landing. Contributing to the accident was the electrical wires the airplane impacted.
- [NTSB CHI08CA103](https://openairdocs.org/ntsb/CHI08CA103.md): Koleno Titan T-51 · Geneva, OH · Accident · No injuries · Data collection · Final report · Apr 3, 2008 · N614TB · Substantial damage
  > The failure of the propeller pitch control mechanism during approach. Contributing to the accident were the inability of the pilot to maintain airspeed and altitude, and the unsuitable terrain.

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
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."eventStateOrRegion" = 'OH' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s."tier2Number" = '340' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE "isDefiningEvent"))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/340/sequence?state=OH

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