# NTSB investigations: Franklin 6A4150 series, 2013

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 WPR14LA079](https://openairdocs.org/ntsb/WPR14LA079.md): Stinson 108 1 · Lodi, CA · Accident · No injuries · Limited investigation · Final report · Dec 27, 2013 · N8848K · Substantial damage
  > The fatigue failure of the crankshaft, which resulted in a total loss of engine power and subsequent forced landing.
- [NTSB ERA13CA422](https://openairdocs.org/ntsb/ERA13CA422.md): Universal Stinson 108 1 · Lawrenceville, GA · Accident · No injuries · Data collection · Final report · Sep 19, 2013 · N8384K · Substantial damage
  > The pilot's failure to maintain directional control during the landing, resulting in a ground loop, runway excursion, and structural damage to the right wing.
- [NTSB ERA13LA327](https://openairdocs.org/ntsb/ERA13LA327.md): Univair 108-1 · Tuftonboro, NH · Accident · Minor injuries · Limited investigation · Final report · Jul 17, 2013 · N8721K · Substantial damage
  > Maintenance personnel’s failure to remove circumferential gouges in the aft radius of the R2 rod journal on the crankshaft during its last engine overhaul, which resulted in the fatigue failure of the crankshaft and a subsequent total loss of engine power.
- [NTSB CEN13CA412](https://openairdocs.org/ntsb/CEN13CA412.md): Universal Stinson 108-1 · Hector, MN · Accident · No injuries · Data collection · Final report · Jul 14, 2013 · N855F · Substantial damage
  > The pilot’s inadvertent application of the brakes and failure to main directional control of the airplane during the takeoff roll, which resulted in the airplane nosing over.
- [NTSB ERA13LA269](https://openairdocs.org/ntsb/ERA13LA269.md): Stinson 108 · Elkton, KY · Accident · Minor injuries · Limited investigation · Final report · Jun 4, 2013 · N97592 · Substantial damage
  > The pilot's failure to use carburetor heat during the approach to landing, which resulted in carburetor icing and a partial loss of engine power during a subsequent initial climb.
- [NTSB CEN13CA317](https://openairdocs.org/ntsb/CEN13CA317.md): Stinson 108 · Lebanon, IN · Accident · No injuries · Data collection · Final report · Jun 4, 2013 · N677JD · Substantial damage
  > The pilot did not maintain control of the airplane during the landing roll.
- [NTSB CEN13CA284](https://openairdocs.org/ntsb/CEN13CA284.md): Stinson 108-1 · Cambridge, MN · Accident · No injuries · Data collection · Final report · May 17, 2013 · N8931K · Substantial damage
  > The pilot’s loss of directional control while landing with a gusting crosswind.

## 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 year(c."eventDate") = 2013
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('27024'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=27024&year=2013

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OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.