# NTSB investigations: Cessna 421C: Part(s) separation from AC

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 CEN26LA179](https://openairdocs.org/ntsb/CEN26LA179.md): Cessna 421C · Kirksville, MO · Accident · No injuries · Class 3 · Limited · Preliminary report · May 4, 2026 · N6161X · Substantial damage
  > On May 4, 2026, about 1759 central daylight time, a Cessna 421C airplane, N6161X, was substantially damaged during an accident near Kirksville, Missouri. The pilot was not injured. The airplane was operated as a Title 14 Code of Federal Regulations Part 91…
- [NTSB ERA23LA180](https://openairdocs.org/ntsb/ERA23LA180.md): Cessna 421C · Leesburg, VA · Accident · No injuries · Class 4 · Limited · Final report · Apr 5, 2023 · N880JS · Substantial damage
  > Separation of the left man landing gear scissor hardware, which resulted in a loss of directional control and subsequent runway excursion during landing.
- [NTSB ERA18LA033](https://openairdocs.org/ntsb/ERA18LA033.md): Cessna 421 · Presque Isle, ME · Accident · Minor injuries · Limited investigation · Final report · Nov 22, 2017 · N421RX · Substantial damage
  > The in-flight leakage of fuel from the fuel injection system's mixture shaft onto the hot turbocharger, which resulted in an in-flight fire, and the pilot's inability to see the runway due to reduced visibility conditions and conduct a successful landing.
- [NTSB CEN17FA248](https://openairdocs.org/ntsb/CEN17FA248.md): Cessna 421C · Catawba, WI · Accident · 6 fatal · Field investigation · Final report · Jul 1, 2017 · N2655B · Destroyed
  > A loss of control and subsequent in-flight breakup for reasons that could not be determined based on the available information.
- [NTSB CEN14FA462](https://openairdocs.org/ntsb/CEN14FA462.md): Cessna 421C · Las Cruces, NM · Accident · 4 fatal · Field investigation · Final report · Aug 28, 2014 · N51RX · Destroyed
  > The misfueling of the airplane with jet fuel instead of the required aviation fuel, and the resultant detonation and a total loss of engine power during initial climb. Contributing to the accident were the line service technician's inadvertent misfueling of…

## 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 ('2076016', '2076017')
    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" = '338' 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/338/sequence?model=2076016

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