# NTSB investigations: Cessna 402C: 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 ERA24LA386](https://openairdocs.org/ntsb/ERA24LA386.md): Cessna 402 · Boston, MA · Accident · No injuries · Class 3 · Limited · Final report · Sep 17, 2024 · N18VV · Substantial damage
  > The failure of a solid hydraulic fluid line, which resulted in a loss of hydraulic fluid that prevented the landing gear extension process from completing normally. Contributing to the outcome was the pilot’s failure to fully activate the emergency landing…
- [NTSB ERA20CA100](https://openairdocs.org/ntsb/ERA20CA100.md): Cessna 402 · Barnstable, MA · Accident · No injuries · Data collection · Final report · Feb 12, 2020 · N409BK · Substantial damage
  > The pilot's failure to properly secure the crew hatch door before takeoff, which resulted in the door’s forward hinge assembly tearing from its fuselage mount point.
- [NTSB CEN17WA107](https://openairdocs.org/ntsb/CEN17WA107.md): Cessna 402C · Virgin Gorda, British Virgin Islands · Accident · No injuries · Foreign investigation · Feb 11, 2017 · N603AB · Substantial damage
  > On February 11, 2017, at 2004 UTC, a Cessna 402C, N603AB, experienced brake failure during landing roll and impacted terrain at the Virgin Gorda Airport (TUPW), British Virgin Islands. The pilot and 8 passengers on board were not injured. The airplane…
- [NTSB ERA12IA550](https://openairdocs.org/ntsb/ERA12IA550.md): Cessna 402C · Nantucket, MA · Incident · No injuries · Incident investigation · Final report · Aug 31, 2012 · N769EA · Minor damage
  > Company maintenance personnel’s failure to comply with the airplane manufacturer’s service instructions by not removing the cracked drag brace from service nor inspecting the repaired drag brace at the appropriate interval, which resulted in the failure of…
- [NTSB ERA10IA384](https://openairdocs.org/ntsb/ERA10IA384.md): Cessna 402C · San Juan, PR · Incident · No injuries · Incident investigation · Final report · Jul 27, 2010 · N402VN · Minor damage
  > The airplane manufacturer’s inadequate inspection procedures, resulting in the undetected fatigue cracking of the right upper barrel and trunnion assembly.
- [NTSB ERA10LA128](https://openairdocs.org/ntsb/ERA10LA128.md): Cessna 402C · Watertown, NY · Accident · No injuries · Limited investigation · Final report · Feb 1, 2010 · N121PB · Substantial damage
  > The pilot's decision to continue the approach with a known anomaly with the left airspeed indicator. Contributing to the accident was an undetermined malfunction of the left airspeed indicator and the condition of the runway, resulting in decreased braking…
- [NTSB ERA09IA267](https://openairdocs.org/ntsb/ERA09IA267.md): Cessna 402C · Nantucket, MA · Incident · No injuries · Incident investigation · Final report · Apr 27, 2009 · N769EA · Minor damage
  > Installation of an improper bearing in the landing gear actuator.
- [NTSB LAX08LA073](https://openairdocs.org/ntsb/LAX08LA073.md): Cessna 402C · Mercury, NV · Accident · No injuries · Limited investigation · Final report · Mar 11, 2008 · N594DM · Substantial damage
  > A loss of power to both engines resulting from a fitting failure and leak at the right fuel selector valve that allowed fuel from the right tank to be lost overboard, and that then introduced air into the left engine's fuel lines during an attempted…

## 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 ('207590R')
    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=207590R

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