# NTSB investigations: Cessna 172RG: 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 CEN20CA416](https://openairdocs.org/ntsb/CEN20CA416.md): Cessna 172RG · Lafayette, IN · Accident · No injuries · Class 4 · Data collection · Final report · Sep 21, 2020 · N6330V · Substantial damage
  > The separation failure of a landing gear system hydraulic line and its compression fitting during cruise flight, which resulted in a partial gear up landing.
- [NTSB ERA18LA067](https://openairdocs.org/ntsb/ERA18LA067.md): Cessna 172RG · Martinsburg, WV · Accident · No injuries · Limited investigation · Final report · Jan 21, 2018 · N9415B · Substantial damage
  > A hydraulic leak in the right main landing gear actuator, which resulted in the main landing gear not extending.
- [NTSB GAA18CA013](https://openairdocs.org/ntsb/GAA18CA013.md): Cessna 172RG · Auburn, WA · Accident · No injuries · Data collection · Final report · Oct 15, 2017 · N5159U · Substantial damage
  > The failure of the right main landing gear for reasons that could not be determined because postaccident examination did not reveal any anomalies that would have precluded normal operation.
- [NTSB CEN15LA309](https://openairdocs.org/ntsb/CEN15LA309.md): Cessna 172RG · Anoka, MN · Accident · No injuries · Limited investigation · Final report · Jul 17, 2015 · N6511V · Substantial damage
  > Failure of the left landing gear actuator for reasons that could not be determined because the actuator was not made available for examination.
- [NTSB CEN13CA282](https://openairdocs.org/ntsb/CEN13CA282.md): Cessna 172RG · Abbeville, LA · Accident · No injuries · Data collection · Final report · May 16, 2013 · N5219U · Substantial damage
  > The pilot's failure to properly secure the airplane before hand starting the engine and the failure of the brass tie down hook.
- [NTSB WPR13LA102](https://openairdocs.org/ntsb/WPR13LA102.md): Cessna 172RG · Redmond, OR · Accident · No injuries · Limited investigation · Final report · Jan 18, 2013 · N6290V · Substantial damage
  > Failure of the left main landing gear pivot assembly during the landing approach.
- [NTSB ERA13LA058](https://openairdocs.org/ntsb/ERA13LA058.md): Cessna 172RG · Lexington, KY · Accident · No injuries · Limited investigation · Final report · Nov 15, 2012 · N9985B · Substantial damage
  > The rupture of the landing gear’s hydraulic pressure hose, which resulted in the depletion of all of the hydraulic fluid, and the inability of the landing gear to raise or lower. Contributing to the accident was the installation of an unapproved hydraulic…
- [NTSB ERA12LA070](https://openairdocs.org/ntsb/ERA12LA070.md): Cessna 172RG · Kissimmee, FL · Accident · No injuries · Limited investigation · Final report · Nov 8, 2011 · N5095V · Substantial damage
  > A fatigue failure of the right main landing gear pivot assembly, which prevented the landing gear from extending.
- [NTSB WPR09LA083](https://openairdocs.org/ntsb/WPR09LA083.md): Cessna 172RG · Carson City, NV · Accident · No injuries · Limited investigation · Final report · Jan 10, 2009 · N6272R · Substantial damage
  > The overload failure of the landing gear actuator at an undetermined time.
- [NTSB DEN08LA159](https://openairdocs.org/ntsb/DEN08LA159.md): Cessna 172RG · St. Louis, MO · Accident · No injuries · Limited investigation · Final report · Sep 19, 2008 · N6416V · Substantial damage
  > The improper maintenance performed resulting in a jammed nose landing gear door preventing the extension of the nose landing gear.
- [NTSB MIA08LA053](https://openairdocs.org/ntsb/MIA08LA053.md): Cessna C-172RG · Chamblee, GA · Accident · No injuries · Limited investigation · Final report · Feb 7, 2008 · N6562V · Substantial damage
  > A cracked nose gear actuator o-ring resulting in hydraulic fluid exhaustion, and collapse of the main gear.

## 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 ('2072438')
    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=2072438

---
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.