# NTSB investigations, 2013: 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 WPR14LA062](https://openairdocs.org/ntsb/WPR14LA062.md): Hiller UH 12E · Chowchilla, CA · Accident · No injuries · Limited investigation · Final report · Dec 9, 2013 · N36MV · Substantial damage
  > The failure of the torsional drive coupling, which resulted in a loss of drive to the main rotor system during low-altitude flight.
- [NTSB WPR14LA059](https://openairdocs.org/ntsb/WPR14LA059.md): Cessna 210 · Florence, OR · Accident · No injuries · Limited investigation · Final report · Nov 29, 2013 · N6575X · Substantial damage
  > The failure of the hydraulic power pack, which prevented the extension of the landing gear and resulted in a partial gear-up landing.
- [NTSB ERA14LA071](https://openairdocs.org/ntsb/ERA14LA071.md): Piper PA-46-500TP · Monroe, NC · Accident · No injuries · Limited investigation · Final report · Nov 24, 2013 · N4185L · Substantial damage
  > The pilot’s operation of the airplane with underinflated tires, which resulted in the right tire’s failure during takeoff and a subsequent runway excursion.
- [NTSB WPR14LA050](https://openairdocs.org/ntsb/WPR14LA050.md): Piper PA 46 350P · Carefree, AZ · Accident · No injuries · Limited investigation · Final report · Nov 7, 2013 · N60TM · Substantial damage
  > The failure of the left brake master cylinder seal, which rendered the left brake inoperative during landing.
- [NTSB WPR14LA045](https://openairdocs.org/ntsb/WPR14LA045.md): Cessna Ector 305A · Mokuleia, HI · Accident · Minor injuries · Limited investigation · Final report · Nov 7, 2013 · N65070 · Substantial damage
  > A landing gear brake malfunction during the landing for reasons that could not be determined because postaccident examination did not reveal any anomalies that would have precluded normal operation.
- [NTSB WPR14CA041](https://openairdocs.org/ntsb/WPR14CA041.md): Bell 206B · Superior, MT · Accident · No injuries · Data collection · Final report · Nov 2, 2013 · N888DR · Substantial damage
  > The pilot's failure to maintain aircraft control while maneuvering during a long-line operation.
- [NTSB CEN14CA055](https://openairdocs.org/ntsb/CEN14CA055.md): Cessna 172N · Loveland, CO · Accident · Minor injuries · Data collection · Final report · Nov 2, 2013 · N6303E · Substantial damage
  > A dragging right brake, which resulted in an un-commanded right turn, and subsequent ground loop.
- [NTSB CEN14LA011](https://openairdocs.org/ntsb/CEN14LA011.md): Davenport Long EZ · Boulder, CO · Accident · No injuries · Limited investigation · Final report · Oct 19, 2013 · N282RD · Substantial damage
  > The sudden loss of tire pressure during takeoff roll, which resulted in a loss of directional control.
- [NTSB ERA14LA022](https://openairdocs.org/ntsb/ERA14LA022.md): Piper PA-31-350 · Franklin, NC · Accident · No injuries · Limited investigation · Final report · Oct 17, 2013 · N555GK · Substantial damage
  > The failure of the left main landing gear brake line during landing due to the loss of hydraulic fluid. Contributing to the accident was a fatigue crack through the brake line that had formed due to contact with a swaged sleeve as a result of exfoliation…
- [NTSB ERA14IA019](https://openairdocs.org/ntsb/ERA14IA019.md): Piper PA 46 350P · Tallahassee, FL · Incident · No injuries · Incident investigation · Final report · Oct 8, 2013 · N640BD · Minor damage
  > The failure of the nose landing gear (NLG) actuator attachment bolt due to fatigue for reasons that could not be determined during postincident examination, which resulted in the NLG collapsing during landing.
- [NTSB ERA14LA015](https://openairdocs.org/ntsb/ERA14LA015.md): Piper PA-22-135 · Selinsgrove, PA · Accident · Serious injuries · Limited investigation · Final report · Oct 4, 2013 · N170JH · Substantial damage
  > The incorrect (reverse) rigging of the elevator cables by maintenance personnel and their subsequent failure to verify that the rigging was correct during postmaintenance checks and the pilot's inadequate preflight check.
- [NTSB CEN13LA567](https://openairdocs.org/ntsb/CEN13LA567.md): Taylorcraft BC12 D · Laguna Park, TX · Accident · No injuries · Limited investigation · Final report · Sep 22, 2013 · N96473 · Substantial damage
  > The pilot’s inadequate flare during landing, which resulted in a hard landing and the subsequent collapse of the left main landing gear.
- [NTSB ERA13LA409](https://openairdocs.org/ntsb/ERA13LA409.md): Piper PA-31P · Doylestown, PA · Accident · No injuries · Limited investigation · Final report · Sep 8, 2013 · N57JK · Substantial damage
  > A leaking parking brake valve, which allowed air to enter the left brake line and resulted in the eventual failure of the left wheel brake during the landing roll.
- [NTSB CEN13LA534](https://openairdocs.org/ntsb/CEN13LA534.md): Barrow Rose Parrakeet · Castroville, TX · Accident · No injuries · Limited investigation · Final report · Sep 7, 2013 · N1732 · Substantial damage
  > The failure of the left main landing gear wheel on landing due to overstress, which resulted in the pilot’s loss of directional control. Contributing to the accident was the pilot's improper decision to install wheels with insufficient loading capacity for…
- [NTSB ERA13LA390](https://openairdocs.org/ntsb/ERA13LA390.md): Continental Copters 47G · Sandy Hook, KY · Accident · No injuries · Limited investigation · Final report · Aug 31, 2013 · N6356X · Substantial damage
  > The in-flight disengagement of the tail rotor extension shaft from the tail rotor gearbox, resulting in a loss of tail rotor control.
- [NTSB CEN13LA531](https://openairdocs.org/ntsb/CEN13LA531.md): Cessna/Weaver 305 - E · Paris, TX · Accident · No injuries · Limited investigation · Final report · Aug 31, 2013 · N862 · Substantial damage
  > The failure of a landing gear O-ring, which prevented the pilot from being able to maintain directional control of the airplane during landing.
- [NTSB CEN13LA524](https://openairdocs.org/ntsb/CEN13LA524.md): Stemme S10-VT · Mackinaw City, MI · Accident · Serious injuries · Limited investigation · Final report · Aug 31, 2013 · N389BD · Substantial damage
  > The mechanic’s failure to inspect the tightness of the bolts that connected the flexible disk to the driveshaft, which resulted in the failure of these components.
- [NTSB ANC13CA075](https://openairdocs.org/ntsb/ANC13CA075.md): Cessna 185D · North Pole, AK · Accident · No injuries · Data collection · Final report · Aug 8, 2013 · N75LE · Substantial damage
  > The malfunction of the right main wheel brake during taxi due to a faulty O-ring in the right brake pedal master cylinder.
- [NTSB ERA13LA318](https://openairdocs.org/ntsb/ERA13LA318.md): Grumman Acft ENG Cor-Schweizer G-164B · Beaufort, NC · Accident · No injuries · Limited investigation · Final report · Jul 8, 2013 · N6651K · Substantial damage
  > A failure of the right brake for reasons that could not be determined because a postaccident examination of the brake could not be performed.
- [NTSB WPR13LA322](https://openairdocs.org/ntsb/WPR13LA322.md): Piper PA-28-235 · Albany, OR · Accident · No injuries · Limited investigation · Final report · Jul 7, 2013 · N8606W · Substantial damage
  > The loss of hydraulic fluid, which rendered the brakes ineffective. The reason for the loss of hydraulic fluid could not be determined based on the available evidence.
- [NTSB WPR13LA310](https://openairdocs.org/ntsb/WPR13LA310.md): Rockwell NA-265-65 · Las Vegas, NV · Accident · No injuries · Limited investigation · Final report · Jul 6, 2013 · XBRSC · Substantial damage
  > The pilots’ failure to follow the airplane manufacturer’s emergency procedures for a hydraulic system failure and emergency braking, which resulted in the loss of braking action upon landing and the subsequent loss of directional control while turning off the…
- [NTSB WPR13CA306](https://openairdocs.org/ntsb/WPR13CA306.md): Maule MX7-180A · Elko, NV · Accident · No injuries · Data collection · Final report · Jun 30, 2013 · N5839R · Substantial damage
  > A flat main landing gear tire during the landing roll for reasons that could not be determined because postaccident examination did not reveal any anomalies that would have precluded normal operation.
- [NTSB ERA13LA312](https://openairdocs.org/ntsb/ERA13LA312.md): Schweizer G-164B · Jackson, TN · Accident · No injuries · Limited investigation · Final report · Jun 29, 2013 · N3633S · Substantial damage
  > A failure of the right main landing gear wheel rim during the landing roll, resulting in a loss of control and a subsequent collapse of the right main landing gear.
- [NTSB WPR13LA274](https://openairdocs.org/ntsb/WPR13LA274.md): Cessna T210L · Fresno, CA · Accident · No injuries · Limited investigation · Final report · Jun 16, 2013 · N94086 · Substantial damage
  > A hydraulic fluid leak in the nose landing gear actuator rod seal, which prevented the hydraulic system from building up sufficient pressure to fully retract or extend the main landing gear.
- [NTSB CEN13LA340](https://openairdocs.org/ntsb/CEN13LA340.md): Vans RV12 · Chadron, NE · Accident · Serious injuries · Limited investigation · Final report · Jun 11, 2013 · N666BE · Substantial damage
  > The pilot’s failure to properly secure the latch to the tip-up canopy before flight, which resulted in the canopy opening on takeoff and a subsequent loss of airplane control while attempting to land the airplane.
- [NTSB CEN13LA321](https://openairdocs.org/ntsb/CEN13LA321.md): Bell 206-L4 · Abbeville, LA · Accident · No injuries · Limited investigation · Final report · Jun 6, 2013 · N720RL · Substantial damage
  > Failure of maintenance personnel to ensure adequate torque of a tailrotor drive shaft coupling bolt, which resulted in the partial disconnection of the drive shaft.
- [NTSB DCA13FA094](https://openairdocs.org/ntsb/DCA13FA094.md): Bombardier DHC8 · Newark, NJ · Accident · No injuries · Field investigation · Final report · May 18, 2013 · N934HA · Substantial damage
  > the frozen left main landing gear (MLG) uplock roller due to lack of lubrication and the uplock latch that had worn beyond acceptable tolerances, which prevented the flight crew from extending the left MLG using the alternate extension system. Contributing to…
- [NTSB CEN13IA285](https://openairdocs.org/ntsb/CEN13IA285.md): Cirrus SR22 · Dallas, TX · Incident · No injuries · Incident investigation · Final report · May 16, 2013 · N715CD · No damage
  > The failure of the airplane’s parachute to deploy when activated during a loss of control in cruise flight due to the dynamic maneuvering of the airplane at the time of the activation, which exceeded the parachute system’s certification requirements.
- [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 CEN13LA265](https://openairdocs.org/ntsb/CEN13LA265.md): Air Tractor AT-301 · Lyons, KS · Accident · No injuries · Limited investigation · Final report · May 8, 2013 · N23257 · Substantial damage
  > The pilot's diverted attention after the door hinge failed and a piece of door glass struck the pilot, resulting in the airplane's descent into the crops and impact with terrain.
- [NTSB WPR13LA214](https://openairdocs.org/ntsb/WPR13LA214.md): Cessna 421A · Oakland, CA · Accident · No injuries · Limited investigation · Final report · May 1, 2013 · N216WA · Substantial damage
  > A failure of the left main landing gear pivot bolt in overstress during landing.
- [NTSB ERA13LA221](https://openairdocs.org/ntsb/ERA13LA221.md): Aeronca 11AC · Hoosick Falls, NY · Accident · Serious injuries · Limited investigation · Final report · Apr 28, 2013 · N3503E · Substantial damage
  > The failure of the left wing attachment bracket weld due to inadequate welding by unknown maintenance personnel.
- [NTSB ERA13LA224](https://openairdocs.org/ntsb/ERA13LA224.md): Cessna 140A · Newburgh, NY · Accident · No injuries · Limited investigation · Final report · Apr 26, 2013 · N5314C · Substantial damage
  > The pilot’s failure to maintain directional control when the brakes bound and a subsequent ground loop. Contributing to the accident was the inadequate maintenance of the brakes by the pilot/owner.
- [NTSB CEN13IA270](https://openairdocs.org/ntsb/CEN13IA270.md): Piaggio P180 · Clearwater, FL · Incident · No injuries · Incident investigation · Final report · Apr 24, 2013 · N139SL · Minor damage
  > The failure of the nose landing gear steering manifold during landing, which resulted in an uncommanded and uncontrollable right turn, and the overhaul facility’s improper overhaul of the nose landing gear steering manifold.
- [NTSB ANC13CA046](https://openairdocs.org/ntsb/ANC13CA046.md): Cessna U206G · Nenana, AK · Accident · No injuries · Data collection · Final report · Apr 24, 2013 · N756DJ · Substantial damage
  > Ice accretion in the right main landing gear wheel brake during departure, which prevented the right main landing gear from rotating on landing and resulted in a runway excursion and subsequent impact with a snow bank.
- [NTSB CEN13LA231](https://openairdocs.org/ntsb/CEN13LA231.md): Needham Stoddard-Hamilton TD · Bloomington, IN · Accident · No injuries · Limited investigation · Final report · Apr 14, 2013 · N95RL · Substantial damage
  > The improper installation of a rudder control cable connector and its subsequent separation from the bellcrank, which resulted in the loss of directional control during takeoff.
- [NTSB WPR13LA184](https://openairdocs.org/ntsb/WPR13LA184.md): Beech A36TC · Big Bear City, CA · Accident · Serious injuries · Limited investigation · Final report · Apr 6, 2013 · N36SG · Substantial damage
  > The improper overhaul of the propeller, which resulted in the installation of an incorrect propeller actuating pin and deformation of the ferrule hole and led to the pin’s fatigue failure. Contributing to the accident was the failure of multiple owners and…
- [NTSB ERA13IA192](https://openairdocs.org/ntsb/ERA13IA192.md): Embraer EMB-500 · Meridian, MS · Incident · No injuries · Incident investigation · Final report · Apr 5, 2013 · N196EC · No damage
  > The failure of the main landing gear brake system’s antiskid system, which resulted in locked wheels during landing.
- [NTSB CEN13LA212](https://openairdocs.org/ntsb/CEN13LA212.md): Cirrus SR22T · Alexandria, MN · Accident · Minor injuries · Limited investigation · Final report · Mar 29, 2013 · N1967N · Substantial damage
  > The failure of maintenance personnel to install a safety wire during reinstallation of the right flap, which led to the separation of the right flap rod from the right flap actuation fitting during flap extension. Contributing to the accident were inadequate…
- [NTSB ERA13LA175](https://openairdocs.org/ntsb/ERA13LA175.md): Mooney M20F · Leesburg, FL · Accident · No injuries · Limited investigation · Final report · Mar 16, 2013 · N9387V · Substantial damage
  > The incorrect rigging of the landing gear emergency extension system by unknown maintenance personnel, which resulted in a failure of the emergency extension cable, and jamming of the normal extension gear motor.
- [NTSB DCA13WA167](https://openairdocs.org/ntsb/DCA13WA167.md): Boeing 737 · Quetta, Pakistan · Incident · No injuries · Foreign investigation · Mar 8, 2013 · AP-BFT · Minor damage
  > The Civil Aviation Authority (CAA) of Pakistan has notified the NTSB of an incident involving a Boeing 737, registration AP-BFT, which occurred on August 3, 2013. The NTSB has appointed a U.S. Accredited Representative to assist the CAA investigation under…
- [NTSB ANC13LA032](https://openairdocs.org/ntsb/ANC13LA032.md): Cessna A185F · Talkeetna, AK · Accident · No injuries · Limited investigation · Final report · Mar 8, 2013 · N185FK · Substantial damage
  > The overstress fracture and failure of the right wheel/ski arm while taxiing in snow and water-overflow terrain conditions, which resulted in a noseover.
- [NTSB ERA13LA148](https://openairdocs.org/ntsb/ERA13LA148.md): Piper PA-32-300 · Sanford, NC · Accident · No injuries · Limited investigation · Final report · Feb 27, 2013 · N1953H · Substantial damage
  > The installation of an incorrect length of cotter pin on the throttle linkage clevis pin by maintenance personnel at an undetermined time, which resulted in the pin coming loose and the loss of throttle control.
- [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 CEN13LA170](https://openairdocs.org/ntsb/CEN13LA170.md): Cessna 195 · Austin, TX · Accident · No injuries · Limited investigation · Final report · Feb 17, 2013 · N4426C · Substantial damage
  > The pilot's use of an excessive taxi speed, which resulted in the airplane overrunning the end of the unlit taxiway after the failure of the right wing landing light.
- [NTSB CEN13LA155](https://openairdocs.org/ntsb/CEN13LA155.md): Robinson Helicopter R44 II · Tulsa, OK · Accident · No injuries · Limited investigation · Final report · Feb 6, 2013 · N276RC · Substantial damage
  > The line technician’s failure to remove the refueling mat from the helicopter fuselage following servicing, which resulted in the mat striking the tail rotor in flight, and the pilot’s inadequate preflight inspection.
- [NTSB WPR13LA112](https://openairdocs.org/ntsb/WPR13LA112.md): Cessna 305A · Camarillo, CA · Accident · No injuries · Limited investigation · Final report · Feb 2, 2013 · N342FS · Substantial damage
  > A tailwheel vibration upon touchdown and the subsequent loss of directional control for reasons that could not be determined because postaccident examination revealed no mechanical malfunctions or failures that would have precluded normal operation.
- [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 ANC13CA020](https://openairdocs.org/ntsb/ANC13CA020.md): Cessna A185E · Skwentna, AK · Accident · No injuries · Data collection · Final report · Jan 5, 2013 · N4538F · Substantial damage
  > The pilot's selection of unsuitable terrain for landing, which resulted in a main landing gear collapse.

## 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 s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE 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?year=2013

---
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.