# NTSB investigations: Main gear strut/axle/truck

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.

Page 2 of 2 · 86 cases

## Cases, newest first

- [NTSB ERA13CA149](https://openairdocs.org/ntsb/ERA13CA149.md): Bucker Jungmann Casa 1.31 · Rupert, GA · Accident · No injuries · Data collection · Final report · Feb 24, 2013 · N558J · Substantial damage
  > The fracture of the left main landing gear axle, which resulted in a loss of control during landing.
- [NTSB CEN13IA024](https://openairdocs.org/ntsb/CEN13IA024.md): Flight Design Ctls · Elyria, OH · Incident · No injuries · Incident investigation · Final report · Oct 17, 2012 · N21ZA · Minor damage
  > The manufacturing defects in the main landing gear leg, which resulted in its eventual failure.
- [NTSB ERA13CA008](https://openairdocs.org/ntsb/ERA13CA008.md): Sanders Ben G III DR-107 · Warrenton, VA · Accident · No injuries · Data collection · Final report · Oct 3, 2012 · N63071 · Substantial damage
  > The pilot's failure to attain the proper touchdown point, which resulted in an undershoot of the runway.
- [NTSB ERA12IA559](https://openairdocs.org/ntsb/ERA12IA559.md): Cessna 402B · Opa-Locka, FL · Incident · No injuries · Incident investigation · Final report · Sep 10, 2012 · N218LG · Minor damage
  > The pilot’s turning the airplane too sharply while exiting the runway, which resulted in the failure of the right main landing gear bellcrank due to an overstress fracture.
- [NTSB CEN12CA600](https://openairdocs.org/ntsb/CEN12CA600.md): Evektor-Aerotechnik Sportstar · Columbus, OH · Accident · No injuries · Data collection · Final report · Aug 26, 2012 · N904LA · Substantial damage
  > The failure of the right main landing gear strut due to a preexisting crack.
- [NTSB CEN12LA353](https://openairdocs.org/ntsb/CEN12LA353.md): Schweizer 269C-1 · Chesterfield, MO · Accident · No injuries · Limited investigation · Final report · May 26, 2012 · N345MH · Substantial damage
  > The undercharged and overcharged landing gear dampers, which allowed initiation of the ground resonance event from which the pilot was unable to recover due to his limited experience in helicopters. Contributing to the accident was the ineffective damper…
- [NTSB ANC12TA035](https://openairdocs.org/ntsb/ANC12TA035.md): Piper PA-18-150 · Paxon, AK · Accident · No injuries · Final report · Apr 28, 2012 · N7059 · Substantial damage
  > A separation of the right main landing gear suspension strut assembly due to overstress, which resulted in the collapse of the main landing gear while landing.
- [NTSB ERA12LA287](https://openairdocs.org/ntsb/ERA12LA287.md): Piper PA-20 · Cross Keys, NJ · Accident · No injuries · Limited investigation · Final report · Apr 13, 2012 · N7001K · Substantial damage
  > The pilot's failure to maintain control of the airplane during landing, which resulted in the overstress and subsequent failure of the right main landing gear assembly.
- [NTSB ERA12CA140](https://openairdocs.org/ntsb/ERA12CA140.md): Luscombe 8A · Umatilla, FL · Accident · No injuries · Data collection · Final report · Jan 7, 2012 · N77859 · Substantial damage
  > A failure of the left main landing gear due to a preexisting crack and corrosion, which resulted in a loss of directional control during landing.
- [NTSB ERA12CA079](https://openairdocs.org/ntsb/ERA12CA079.md): Beech C-45G · Lyman, MS · Accident · No injuries · Data collection · Final report · Nov 19, 2011 · N75Q · Substantial damage
  > The collapse of the right main landing gear during landing due to an encounter with soft terrain.
- [NTSB ANC11CA072](https://openairdocs.org/ntsb/ANC11CA072.md): Aeronca 7AC · McCarthy, AK · Accident · No injuries · Data collection · Final report · Jul 24, 2011 · N85194 · Substantial damage
  > The separation of the right main landing gear oleo strut assembly, resulting in the collapse of the main landing gear during the landing roll.
- [NTSB ERA11LA264](https://openairdocs.org/ntsb/ERA11LA264.md): Piper PA-28-161 · Meriden, CT · Accident · No injuries · Limited investigation · Final report · Apr 22, 2011 · N2838D · Substantial damage
  > Maintenance personnel's inadequate inspection of the main landing gear, which resulted in a failure of the right main landing gear’s inboard torque link lug due to a fatigue fracture. Contributing to the accident was owner's lack of compliance with a factory…
- [NTSB CEN11CA143](https://openairdocs.org/ntsb/CEN11CA143.md): Rardin William I Kitfox III · Carlisle, AR · Accident · No injuries · Data collection · Final report · Jan 2, 2011 · N876KF · Substantial damage
  > Failure of the left main landing gear strut due to a pre-existing crack in the weld joint.
- [NTSB WPR11LA074](https://openairdocs.org/ntsb/WPR11LA074.md): Piper PA-28-140 · Chino, CA · Accident · No injuries · Limited investigation · Final report · Dec 10, 2010 · N5800U · Substantial damage
  > Fatigue cracking of the upper torque-link attach lugs on the left main landing gear strut, which resulted in separation of the left main landing gear during taxi.
- [NTSB WPR10LA457](https://openairdocs.org/ntsb/WPR10LA457.md): Myers THORP-18 · Jerome, ID · Accident · No injuries · Limited investigation · Final report · Sep 10, 2010 · N330JH · Substantial damage
  > The pilot's failure to maintain directional control during the landing roll in gusty crosswinds.
- [NTSB ERA10LA351](https://openairdocs.org/ntsb/ERA10LA351.md): Champion 7ECA · Thomasville, GA · Accident · No injuries · Limited investigation · Final report · Jun 17, 2010 · N73PC · Substantial damage
  > The improper reinstallation of the airplane’s oleo piston assembly during an annual inspection, resulting in the collapse of the right main landing gear during touchdown.
- [NTSB CEN10LA143](https://openairdocs.org/ntsb/CEN10LA143.md): Beech 65-A90 · DeKalb, IL · Accident · No injuries · Limited investigation · Final report · Mar 2, 2010 · N129LA · Substantial damage
  > The collapse of the landing gear during landing due to the company's improper maintenance practices and the pilot's decision to take off with an overextended landing gear strut.
- [NTSB WPR10CA061](https://openairdocs.org/ntsb/WPR10CA061.md): Boeing A75N1 · Deer Valley, AZ · Accident · Minor injuries · Data collection · Final report · Nov 21, 2009 · N56099 · Substantial damage
  > The pilot's failure to maintain directional control.
- [NTSB ENG09IA018](https://openairdocs.org/ntsb/ENG09IA018.md): Boeing 767 · Newark, NJ · Incident · No injuries · Incident investigation · Final report · Sep 18, 2009 · N66051 · Minor damage
  > Failure of Main Landing Gear (MLG) truck beam was due to contamination of the inner surface corrosion protective layers from hydraulic fluid and deice fluid that resulted in corrosion and intergranular stress corrosion cracking.
- [NTSB ENG09IA014](https://openairdocs.org/ntsb/ENG09IA014.md): Boeing 737 · Los Angeles, CA · Incident · No injuries · Incident investigation · Final report · Sep 8, 2009 · N670SW · Minor damage
  > The failure of the right main landing gear inboard axle due to fatigue cracking as a result of fretting damage in one of the brake mounting bolt holes.
- [NTSB WPR09CA429](https://openairdocs.org/ntsb/WPR09CA429.md): Curtiss Wright Travel AIR · San Diego, CA · Accident · No injuries · Data collection · Final report · Aug 30, 2009 · N4418 · Substantial damage
  > The pilot's failure to maintain directional control during the landing roll in crosswind conditions.
- [NTSB ANC09LA083](https://openairdocs.org/ntsb/ANC09LA083.md): Cessna 185 · McCarthy, AK · Accident · No injuries · Limited investigation · Final report · Aug 16, 2009 · N8209U · Substantial damage
  > The separation of the right main landing gear wheel from the airplane during landing for undetermined reasons, which resulted in an inability to control the airplane.
- [NTSB CEN09CA457](https://openairdocs.org/ntsb/CEN09CA457.md): Cessna 310 · Fort Worth, TX · Accident · No injuries · Data collection · Final report · Jul 10, 2009 · N3106L · Substantial damage
  > The failure of the pivot pin in the side brace of the right main landing gear resulting in the gear collapse during taxi for undetermined reasons.
- [NTSB WPR09LA179](https://openairdocs.org/ntsb/WPR09LA179.md): Cessna 182 · Kalispell, MT · Accident · No injuries · Limited investigation · Final report · Apr 4, 2009 · N6433A · Substantial damage
  > A partial loss of engine power during a go-around for undetermined reasons. Contributing to the accident was a fatigue failure of the right main landing gear spring.
- [NTSB CEN09LA197](https://openairdocs.org/ntsb/CEN09LA197.md): Neland Richard L Daytona SU · Guymon, OK · Accident · No injuries · Limited investigation · Final report · Feb 26, 2009 · N170DN · Substantial damage
  > Failure of the left main landing gear shock/strut during takeoff for undetermined reasons.
- [NTSB CEN09CA008](https://openairdocs.org/ntsb/CEN09CA008.md): Piper PA-28-161 · Crookston, MN · Accident · No injuries · Data collection · Final report · Oct 1, 2008 · N251ND · Substantial damage
  > The student pilot's failure to maintain directional control during landing. A contributing factor was the student pilot's limited flight experience. Additional factors were the presence of the ditch adjacent to the runway and the resulting collapse of the…
- [NTSB SEA08CA202](https://openairdocs.org/ntsb/SEA08CA202.md): Mooney M20K · Trinity Center, CA · Accident · No injuries · Data collection · Final report · Sep 12, 2008 · N1157K · Substantial damage
  > The complete loss of engine power due to fuel exhaustion as a result of a leak in the fuel system. Contributing to the accident was the rough terrain the airplane encountered during the forced landing.
- [NTSB MIA08LA174](https://openairdocs.org/ntsb/MIA08LA174.md): Schweizer G-164B · Clarksdale, MS · Accident · No injuries · Limited investigation · Final report · Aug 26, 2008 · N3633S · Substantial damage
  > The mechanic’s failure to torque check the axle-to-spring gear attachment bolts per the manufacturer's Annual/100-Hour Airframe Inspection Checklist, resulting in fatigue failure of the bolts.
- [NTSB DFW08CA172](https://openairdocs.org/ntsb/DFW08CA172.md): Taylorcraft DCO-65 · Somerset, TX · Accident · No injuries · Data collection · Final report · Jun 28, 2008 · N87787 · Substantial damage
  > The right main landing gear strut failure due to metal fatigue.
- [NTSB DFW08TA128](https://openairdocs.org/ntsb/DFW08TA128.md): Beech C90 · Baton Rouge, LA · Accident · No injuries · Final report · Apr 25, 2008 · N21SP · Substantial damage
  > Structural failure of the right main landing gear torque knee. A contributing factor was the failure to inspect the torque knee at the designated interval.
- [NTSB DFW08LA115](https://openairdocs.org/ntsb/DFW08LA115.md): Cessna 421C · Sterling, CO · Accident · No injuries · Limited investigation · Final report · Apr 24, 2008 · N513FS · Substantial damage
  > Failure and separation of the upper and lower right main gear torque links links, which resulted in a loss of directional control on landing roll-out.
- [NTSB CHI08LA115](https://openairdocs.org/ntsb/CHI08LA115.md): Cessna 182 · Romeo, MI · Accident · No injuries · Limited investigation · Final report · Apr 24, 2008 · N5358B · Substantial damage
  > The misjudged landing flare by the pilot, and the inadequate landing gear inspection/repair procedure used by other maintenance personnel, resulting in the failure of the main landing gear strut during landing.
- [NTSB ANC08LA055](https://openairdocs.org/ntsb/ANC08LA055.md): Cessna 180 · Kodiak, AK · Accident · No injuries · Limited investigation · Final report · Apr 21, 2008 · N3043E · Substantial damage
  > A loss of control during the landing roll due to a failure or malfunction of the brake system, resulting in a loss of control, and structural damage to the airplane.
- [NTSB DEN08LA064](https://openairdocs.org/ntsb/DEN08LA064.md): Spartan 7W · Santa Fe, NM · Accident · No injuries · Limited investigation · Final report · Mar 12, 2008 · N17662 · Substantial damage
  > Fatigue failure of the right main landing gear, rendering directional control impossible and causing an overload failure of the left main landing gear.
- [NTSB SEA08LA083](https://openairdocs.org/ntsb/SEA08LA083.md): Cessna 180 · Moab, UT · Accident · No injuries · Limited investigation · Final report · Feb 26, 2008 · N1732C · Substantial damage
  > The pilot's failure to maintain directional control of the tail wheel-equipped airplane during the flare/touchdown phase of a three-point landing.
- [NTSB LAX08LA060](https://openairdocs.org/ntsb/LAX08LA060.md): Cessna 305-A · Mokuleia, HI · Accident · No injuries · Limited investigation · Final report · Feb 14, 2008 · N473GF · Substantial damage
  > The failure of the left main landing gear strut due to fatigue. Contributing to the failure was the side load placed on the landing gear while making a crosswind landing.

## 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 f.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_findings.parquet' f WHERE starts_with(f."findingCode", '01023213'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-findings/01023213/cases?page=2

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