# NTSB investigations: Franklin 6A-350SER: Loss of engine 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 SEA04LA062](https://openairdocs.org/ntsb/SEA04LA062.md): Davenport RV-8F · College Place, WA · Accident · 1 fatal · Limited investigation · Final report · Apr 1, 2004 · N284DM · Substantial damage
  > A loss of engine power for undetermined reason(s) and the pilot's failure to maintain adequate flying airspeed during the forced landing. A contributing factor was the pilot's decision to attempt a turn at low altitude.
- [NTSB NYC84LA045](https://openairdocs.org/ntsb/NYC84LA045.md): Maule M-5 · Somersworth, NH · Accident · Minor injuries · Limited investigation · Final report · Dec 4, 1983 · N62042 · Substantial damage
  > The acft was damaged in a forced landing after the engine quit during a descent. The plt had been cruising at 2500 ft. upon descending to 800 ft in the skyhaven area the plt applied power but the engine did not respond. An airstart attemptwas unsuccessful and…
- [NTSB CHI83LA082](https://openairdocs.org/ntsb/CHI83LA082.md): Maule M4-180C · Brainerd, MN · Accident · No injuries · Limited investigation · Final report · Jan 15, 1983 · N2062U · Substantial damage
  > The aircraft experienced power failure during slow descent to enter traffic pattern after a test hop. A landing was accomplished in an open snow covered field. During the roll-out in the 18 inch deep snow the aircraft nosed over. Preliminary examination 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.engine_model_code IN ('27023')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o."occurrenceNumber" = 1 AND o."occurrenceCode" = 350))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=27023&occurrence=350

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