# NTSB investigations: Piper PA-31-350: Sys/Comp malf/fail (non-power)

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 ANC20LA013](https://openairdocs.org/ntsb/ANC20LA013.md): Piper PA31 · Fairbanks, AK · Accident · No injuries · Class 3 · Limited · Final report · Jan 12, 2020 · N4112K · Substantial damage
  > The improper installation of a hydraulic line at the right main landing gear (MLG) unlock actuator, which resulted in a total loss of system hydraulic pressure and failure of the landing gear to extend. Contributing to the accident was the failure of the…
- [NTSB GAA17CA570](https://openairdocs.org/ntsb/GAA17CA570.md): Piper PA 31 · Saipan · Accident · No injuries · Data collection · Final report · Aug 30, 2017 · N4078J · Substantial damage
  > Impact with multiple birds while retracting the landing gear, which resulted in the subsequent failure of the right inboard main landing gear door actuator hose and prevented the pilot from being able to extend the landing gear.
- [NTSB ERA14LA022](https://openairdocs.org/ntsb/ERA14LA022.md): Piper PA-31-350 · Franklin, NC · Accident · No injuries · Limited investigation · Final report · Oct 17, 2013 · N555GK · Substantial damage
  > The failure of the left main landing gear brake line during landing due to the loss of hydraulic fluid. Contributing to the accident was a fatigue crack through the brake line that had formed due to contact with a swaged sleeve as a result of exfoliation…
- [NTSB ANC11LA006](https://openairdocs.org/ntsb/ANC11LA006.md): Piper PA-31-350 · Saint Michael, AK · Accident · No injuries · Limited investigation · Final report · Dec 22, 2010 · N45052 · Substantial damage
  > The loss of directional control during landing due to a flat nose wheel tire, resulting in a runway excursion and collision with trees.
- [NTSB LAX08FA286](https://openairdocs.org/ntsb/LAX08FA286.md): Piper PA-31-350 · Las Vegas, NV · Accident · 1 fatal · Field investigation · Final report · Aug 28, 2008 · N212HB · Substantial damage
  > A loss of power in the right engine due to an in-flight fuel-fed fire in the right engine compartment that, while the exact origin could not be determined, was likely related to the right engine-driven fuel pump, its fuel supply line, or fitting. Contributing…
- [NTSB ANC08MA038](https://openairdocs.org/ntsb/ANC08MA038.md): Piper PA-31-350 · Kodiak, AK · Accident · 6 fatal · Major investigation · Final report · Jan 5, 2008 · N509FN · Substantial damage
  > The failure of company maintenance personnel to ensure that the airplane's nose baggage door latching mechanism was properly configured and maintained, resulting in an inadvertent opening of the nose baggage door in flight. Contributing to the accident were…

## 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."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('7103110', '7103125')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.case_mkey = x.case_mkey AND s.aircrafts_position = x.position AND s."tier2Number" = '330' 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/330/sequence?model=7103110

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