# NTSB investigations: Franklin 6A4165 series: Loss of control on ground

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 WPR25LA179](https://openairdocs.org/ntsb/WPR25LA179.md): Stinson 108-2 · East Wenatchee, WA · Accident · No injuries · Class 4 · Limited · Final report · Jun 13, 2025 · N9550K · Substantial damage
  > The pilot’s failure to maintain directional control during the landing roll with a left crosswind.
- [NTSB ERA24LA210](https://openairdocs.org/ntsb/ERA24LA210.md): Stinson 108-2 · Titusville, FL · Accident · No injuries · Class 4 · Limited · Final report · May 6, 2024 · N2721L · Substantial damage
  > The pilot’s failure to maintain directional control while landing in variable wind conditions, which resulted in runway excursion and collision with an approach light.
- [NTSB ERA24LA052](https://openairdocs.org/ntsb/ERA24LA052.md): Stinson 108-2 · Martinsville, VA · Accident · No injuries · Class 4 · Limited · Final report · Nov 30, 2023 · N9564K · Substantial damage
  > The pilot’s failure to maintain directional control during a wheel landing in crosswind conditions and the flight instructor’s delayed remedial action, which resulted in a ground loop on the runway.
- [NTSB WPR22LA085](https://openairdocs.org/ntsb/WPR22LA085.md): Universal Stinson 108-2 · Byron, CA · Accident · No injuries · Class 4 · Limited · Final report · Jan 27, 2022 · N9433K · Substantial damage
  > The pilot’s inadequate flare and loss of directional control during landing which resulted in a runway excursion. Contributing to the accident was the instructor’s delayed remedial action.
- [NTSB ANC21LA086](https://openairdocs.org/ntsb/ANC21LA086.md): Stinson 108-3 · Port Alsworth, AK · Accident · No injuries · Class 3 · Limited · Final report · Sep 12, 2021 · N6476M · Substantial damage
  > A loss of directional control for reasons that could not be determined based on the available information.
- [NTSB WPR21LA064](https://openairdocs.org/ntsb/WPR21LA064.md): Stinson 108-3 · El Monte, CA · Accident · No injuries · Class 3 · Limited · Final report · Nov 3, 2020 · N6855M · Substantial damage
  > A loss of directional control during the landing roll due to an undetermined failure of the tailwheel assembly.
- [NTSB CEN20LA345](https://openairdocs.org/ntsb/CEN20LA345.md): Stinson 108 · Glenwood Springs, CO · Accident · No injuries · Class 3 · Limited · Final report · Aug 12, 2020 · N9726K · Substantial damage
  > The pilot’s loss of directional control upon landing due to a sheared tailwheel locking pin.
- [NTSB CEN20CA204](https://openairdocs.org/ntsb/CEN20CA204.md): Stinson 108 · Denver, CO · Accident · No injuries · Class 4 · Data collection · Final report · Jun 1, 2020 · N6518M · Substantial damage
  > The pilot’s failure to maintain directional control while landing during variable wind conditions.
- [NTSB GAA18CA156](https://openairdocs.org/ntsb/GAA18CA156.md): Stinson 108 · Cedar Rapids, IA · Accident · No injuries · Data collection · Final report · Mar 11, 2018 · N9457K · Substantial damage
  > The pilot’s improper landing flare, which resulted in a loss of directional control and a nose-over.
- [NTSB GAA18CA028](https://openairdocs.org/ntsb/GAA18CA028.md): Stinson 108 · Lewiston, ID · Accident · No injuries · Data collection · Final report · Oct 26, 2017 · N927D · Substantial damage
  > The pilot’s failure to maintain directional control during the landing roll. Contributing to the accident was the pilot’s failure to obtain appropriate training in the airplane before flying solo.
- [NTSB GAA17CA224](https://openairdocs.org/ntsb/GAA17CA224.md): Stinson 108 · Woodruff, WI · Accident · No injuries · Data collection · Final report · Apr 7, 2017 · N9363K · Substantial damage
  > The pilot receiving instruction's incorrect brake usage and failure to maintain directional control during the landing roll.
- [NTSB GAA17CA153](https://openairdocs.org/ntsb/GAA17CA153.md): Stinson 108 · Valparaiso, IN · Accident · No injuries · Data collection · Final report · Feb 20, 2017 · N9277K · Substantial damage
  > The pilot’s failure to maintain directional control while landing with a crosswind.
- [NTSB GAA17CA015](https://openairdocs.org/ntsb/GAA17CA015.md): Stinson 108 · Rifle, CO · Accident · No injuries · Data collection · Final report · Oct 6, 2016 · N4210C · Substantial damage
  > The pilot's failure to maintain directional control during the landing roll, which resulted in a runway excursion.
- [NTSB GAA16CA424](https://openairdocs.org/ntsb/GAA16CA424.md): Stinson 108 · Sunriver, OR · Accident · No injuries · Data collection · Final report · Aug 5, 2016 · N9250K · Substantial damage
  > The pilot's failure to maintain directional control during the landing roll in gusting wind conditions, which resulted in runway excursion and nose-over.
- [NTSB WPR16CA077](https://openairdocs.org/ntsb/WPR16CA077.md): Stinson 108 3 · Livermore, CA · Accident · No injuries · Data collection · Final report · Feb 25, 2016 · N862C · Substantial damage
  > The pilot's failure to maintain directional control during the landing roll. Contributing to the accident was maintenance personnel's failure to detect the worn tailwheel assembly during the airplane's annual inspection.
- [NTSB CEN14CA183](https://openairdocs.org/ntsb/CEN14CA183.md): Stinson 108 · Broomfield, CO · Accident · No injuries · Data collection · Final report · Mar 14, 2014 · N9538K · Substantial damage
  > The pilot's failure to maintain directional control during the landing, which resulted in the airplane departing the runway and nosing over.
- [NTSB WPR10CA179](https://openairdocs.org/ntsb/WPR10CA179.md): Stinson 108-3 · Lebanon, OR · Accident · Minor injuries · Data collection · Final report · Mar 25, 2010 · N6063M · Substantial damage
  > The pilot's failure to release his brake application after adding power to regain directional control during the landing roll.
- [NTSB SEA08CA201](https://openairdocs.org/ntsb/SEA08CA201.md): Stinson 108-1 · Kalispell, MT · Accident · No injuries · Data collection · Final report · Sep 16, 2008 · N8963K · Substantial damage
  > The pilot's failure to maintain directional control of the airplane during landing.
- [NTSB SEA08CA118](https://openairdocs.org/ntsb/SEA08CA118.md): Stinson 108-3 · Libby, MT · Accident · Minor injuries · Data collection · Final report · May 2, 2008 · N1083 · Substantial damage
  > The pilot's inadequate compensation for the crosswind gusts and failure to maintain directional control during the landing rollout.

## 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 ('27025')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e.case_mkey = x.case_mkey AND e.aircrafts_position = x.position AND e."isDefiningEvent" AND e."tier2Number" = '230'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/230/cases?engine=27025

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