# NTSB investigations: 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.

Page 5 of 15 · 726 cases

## Cases, newest first

- [NTSB CEN22LA378](https://openairdocs.org/ntsb/CEN22LA378.md): Cessna 210B · Clinton, AR · Accident · No injuries · Class 3 · Limited · Final report · Aug 9, 2022 · N9637X · Substantial damage
  > A fatigue crack in the hydraulic actuator, which resulted in the loss of hydraulic fluid and the pilot’s inability to fully extend the landing gear.
- [NTSB WPR22LA291](https://openairdocs.org/ntsb/WPR22LA291.md): Airbus Helicopters AS350B3 · Chino, CA · Accident · No injuries · Class 4 · Limited · Final report · Aug 4, 2022 · N833SB · Substantial damage
  > The subsequent delamination of the main rotor blades as a result of an unidentified main rotor blade impact with vegetation during a previous flight by another pilot.
- [NTSB CEN22LA333](https://openairdocs.org/ntsb/CEN22LA333.md): Robinson Helicopter R44 II · Waterloo, IL · Accident · No injuries · Class 3 · Limited · Final report · Jul 22, 2022 · N442JE · Substantial damage
  > The malfunction of the flight controls for undetermined reasons.
- [NTSB WPR22LA259](https://openairdocs.org/ntsb/WPR22LA259.md): Socata TB21 · San Marcos, CA · Accident · Minor injuries · Class 3 · Limited · Final report · Jul 17, 2022 · N718TB · Substantial damage
  > The failure of the mechanical fuel pump due to internal friction for reasons that could not be determined based on available evidence, which resulted in a total loss of engine power.
- [NTSB DCA22WA150](https://openairdocs.org/ntsb/DCA22WA150.md): Boeing 737 · Athens, Greece · Occurrence · Class 5 · Foreign · Jul 8, 2022 · PH-CDF · No damage
- [NTSB CEN22LA318](https://openairdocs.org/ntsb/CEN22LA318.md): Hiller UH12E · Becker, MN · Accident · Serious injuries · Class 3 · Limited · Final report · Jul 6, 2022 · N64272 · Substantial damage
  > The in-flight failure of the main rotor mast hub due to several undetected fatigue fractures.
- [NTSB ERA22LA310](https://openairdocs.org/ntsb/ERA22LA310.md): Cubcrafters CC11-160 · Findlay, OH · Accident · No injuries · Class 3 · Limited · Final report · Jul 3, 2022 · N55JV · Substantial damage
  > The pilot/mechanic’s inadequate inspection of the faulty horizontal stabilizer trim switch, which resulted in an uncommanded trim movement during the takeoff roll, which resulted in an aborted takeoff, and subsequent nose over.
- [NTSB GAA22WA303](https://openairdocs.org/ntsb/GAA22WA303.md): Uas Sea Fly Alta-X · South Oxfordshire, United Kingdom · Occurrence · Class 5 · Foreign · Jun 29, 2022 · UNREG
- [NTSB ERA22LA296](https://openairdocs.org/ntsb/ERA22LA296.md): American Champion 8KCAB · Knoxville, TN · Accident · No injuries · Class 4 · Limited · Final report · Jun 28, 2022 · N721SD · Substantial damage
  > The inadequate maintenance of the left main landing gear through bolt, which resulted in a left main landing gear collapse and subsequent runway excursion during landing.
- [NTSB WPR22FA229](https://openairdocs.org/ntsb/WPR22FA229.md): Mooney M20J · Kerrville, TX · Accident · 2 fatal · Class 3 · Field · Final report · Jun 25, 2022 · N4267H · Destroyed
  > The pilot’s failure to maintain aircraft control during a base leg turn in the airport traffic pattern, which resulted in an aerodynamic stall. Contributing to the accident was the pilot's lack of recent flight training experience.
- [NTSB DCA22WA137](https://openairdocs.org/ntsb/DCA22WA137.md): 737 800 · Cairo, Egypt · Incident · No injuries · Class 5 · Foreign · Jun 25, 2022 · SU-GCZ · Minor damage
- [NTSB WPR22LA236](https://openairdocs.org/ntsb/WPR22LA236.md): Bell 206B · Merced, CA · Accident · No injuries · Class 3 · Limited · Final report · Jun 24, 2022 · N915B · Substantial damage
  > The in-flight failure of the engine-to-transmission drive shaft due to a fatigue fracture of one of the KAflex flex frames caused by a loose bolt, which resulted in a total loss of power to the transmission and a subsequent hard landing.
- [NTSB ERA22LA272](https://openairdocs.org/ntsb/ERA22LA272.md): Cessna 414 · Monongahela, PA · Accident · No injuries · Class 3 · Limited · Final report · Jun 19, 2022 · N1996G · Substantial damage
  > Loss of braking authority due to a loosened brake line fitting for reasons that could not be determined, which resulted in a runway overrun.
- [NTSB ERA22LA275](https://openairdocs.org/ntsb/ERA22LA275.md): Cirrus Design SR22 · Gulf Shores, AL · Accident · No injuries · Class 3 · Limited · Final report · Jun 15, 2022 · N432CD · Substantial damage
  > The improper maintenance of the brake system, which resulted in the brakes overheating and catching fire and subsequent substantial damage to the airplane.
- [NTSB ERA22LA319](https://openairdocs.org/ntsb/ERA22LA319.md): Mooney M20J · Charleston, SC · Accident · No injuries · Class 4 · Limited · Final report · Jun 12, 2022 · N9158D · Substantial damage
  > The failure of the torsion spring inside the drive clutch assembly of the landing gear actuator which prevented normal and manual extension of the landing gear.
- [NTSB CEN22LA225](https://openairdocs.org/ntsb/CEN22LA225.md): Piper PA-22-160 · Roanoke, TX · Accident · No injuries · Class 4 · Limited · Final report · May 27, 2022 · N8926D · Substantial damage
  > Inadequate maintenance of the airplane’s brake system that resulted in a hole in the brake line, the loss of brake fluid, and the subsequent loss of brake functionality.
- [NTSB ERA22LA256](https://openairdocs.org/ntsb/ERA22LA256.md): Robinson Helicopter R44 · North Myrtle Beach, SC · Accident · No injuries · Class 3 · Limited · Final report · May 26, 2022 · N132TC · Substantial damage
  > The fractured attachment lug on the forward clutch shaft yoke due to fatigue failure with multiple origins.
- [NTSB DCA22WA146](https://openairdocs.org/ntsb/DCA22WA146.md): Airbus A320 · Paris, France · Incident · Class 5 · Foreign · May 23, 2022 · 9H-EMU · No damage
- [NTSB WPR22LA183](https://openairdocs.org/ntsb/WPR22LA183.md): Pyka Pelican · Winters, CA · Accident · Class 4 · Limited · Final report · May 14, 2022 · N605PK · Substantial damage
  > Delamination of the uncrewed aircraft systems’ right wing skin surfaces from the wing spar that resulted in a spin and impact with terrain.
- [NTSB CEN22LA194](https://openairdocs.org/ntsb/CEN22LA194.md): Cessna 172S · Traverse City, MI · Accident · No injuries · Class 3 · Limited · Final report · May 10, 2022 · N184NW · Substantial damage
  > The failure of maintenance personnel to properly torque a fuel line “B” nut, which resulted in a total loss of engine power.
- [NTSB CEN22LA186](https://openairdocs.org/ntsb/CEN22LA186.md): Piper PA32R · Loogootee, IN · Accident · No injuries · Class 3 · Limited · Final report · Apr 30, 2022 · N4303P · Substantial damage
  > The inadequate maintenance and subsequent failure of an internal component in the fuel servo that prevented adequate fuel flow to the engine, which resulted in a partial loss of engine power.
- [NTSB DCA22WA115](https://openairdocs.org/ntsb/DCA22WA115.md): Boeing MD82 · Tehran, Iran · Incident · No injuries · Class 5 · Foreign · Apr 16, 2022 · EP-MDG · Minor damage
- [NTSB WPR22LA149](https://openairdocs.org/ntsb/WPR22LA149.md): Dietrich Ryan S-4 Coyote 1 · Chula Vista, CA · Accident · No injuries · Class 3 · Limited · Final report · Apr 8, 2022 · N3156D · Substantial damage
  > The pilot/owner and maintenance personnel’s improper installation of the right wing’s aft lift strut to the right wing, which resulted in a loss of lift during takeoff, an uncommanded right roll, and an impact with terrain.
- [NTSB DCA22WA159](https://openairdocs.org/ntsb/DCA22WA159.md): Boeing 737-800 · Tawau, Malaysia · Incident · Class 5 · Foreign · Apr 3, 2022 · 9M-MLS · No damage
- [NTSB WPR22LA128](https://openairdocs.org/ntsb/WPR22LA128.md): Newell Michael J Lancair ES · Hurricane, UT · Accident · No injuries · Class 4 · Limited · Final report · Mar 19, 2022 · N4949B · Substantial damage
  > Loss of brake pressure on the left brake due to air in the brake line which, resulted in a runway over run and collision with a ditch.
- [NTSB CEN22LA138](https://openairdocs.org/ntsb/CEN22LA138.md): Beech 200 · Gulfport, MS · Accident · No injuries · Class 3 · Limited · Final report · Mar 7, 2022 · N8170J · Substantial damage
  > The failure of the right main landing gear actuator, which led to a gear-up landing.
- [NTSB ERA22LA138](https://openairdocs.org/ntsb/ERA22LA138.md): Piper PA-30 · Farmingdale, NY · Accident · No injuries · Class 4 · Limited · Final report · Feb 28, 2022 · N7943Y · Substantial damage
  > The flight crew’s failure to verify the landing gear position prior to landing. Contributing to the accident was an overload in the landing gear motor electrical circuit which resulted in the circuit breaker opening, preventing the landing gear from extending.
- [NTSB ERA22LA132](https://openairdocs.org/ntsb/ERA22LA132.md): Cessna 140 · New Bern, NC · Accident · No injuries · Class 4 · Limited · Final report · Feb 11, 2022 · N2509N · Substantial damage
  > The loss of brake pressure on the left brake due to a failed O-ring seal.
- [NTSB WPR22LA084](https://openairdocs.org/ntsb/WPR22LA084.md): Bell UH-1E · Gustine, CA · Accident · No injuries · Class 3 · Limited · Final report · Jan 23, 2022 · N333XL · Substantial damage
  > Failure of the 90° gearbox due to the lack of lubricating oil, which resulted in a loss of rotational drive to the tail rotor and a subsequent loss of control of the helicopter.
- [NTSB GAA22WA205](https://openairdocs.org/ntsb/GAA22WA205.md): Cessna 560 · South Ruislip, United Kingdom · Accident · Class 5 · Foreign · Jan 6, 2022 · EC-KPB
- [NTSB CEN22LA102](https://openairdocs.org/ntsb/CEN22LA102.md): Piper PA-24-250 · Grand Forks, ND · Accident · No injuries · Class 3 · Limited · Final report · Jan 2, 2022 · N5844P · Substantial damage
  > Failure of the landing gear to properly extend before landing for reasons that could not be determined.
- [NTSB WPR22FA048](https://openairdocs.org/ntsb/WPR22FA048.md): Zenith Zodiac CH601XL · Temecula, CA · Accident · 1 fatal · Class 3 · Field · Final report · Nov 23, 2021 · N601KS · Destroyed
  > The failure of the airplane’s canopy latch system, which resulted in the canopy opening in flight and a loss of airplane control. Contributing to the accident was the lack of a secondary canopy latch as recommended by the kit manufacturer.
- [NTSB WPR22LA040](https://openairdocs.org/ntsb/WPR22LA040.md): Piper PA-28R-200 · Boulder City, NV · Accident · No injuries · Class 3 · Limited · Final report · Nov 14, 2021 · N5057S · Substantial damage
  > The installation of an improper right main landing gear door rod-end bolt, which resulted in the right main landing gear not extending during landing.
- [NTSB ENG22LA004](https://openairdocs.org/ntsb/ENG22LA004.md): Beech F33 · Bellefontaine, OH · Occurrence · No injuries · Class 3 · Limited · Final report · Nov 12, 2021 · N9035Q · Minor damage
  > The internal failure of the autopilot pitch servo actuator that caused the autopilot to command a nose down movement of the pitch trim.
- [NTSB ERA22LA054](https://openairdocs.org/ntsb/ERA22LA054.md): Piper PA28 · Sarasota, FL · Accident · No injuries · Class 3 · Limited · Final report · Nov 9, 2021 · N40831 · Substantial damage
  > A partial loss of engine power due to a failed throttle cable.
- [NTSB GAA22WA034](https://openairdocs.org/ntsb/GAA22WA034.md): Piper PA34 · Luqa, Malta · Accident · No injuries · Class 5 · Foreign · Nov 1, 2021 · 9H-AEB · Substantial damage
- [NTSB GAA22WA026](https://openairdocs.org/ntsb/GAA22WA026.md): Sikorsky S92 · North Sea, United Kingdom · Incident · Class 5 · Foreign · Oct 31, 2021 · G-VINI · Minor damage
- [NTSB CEN22LA004](https://openairdocs.org/ntsb/CEN22LA004.md): Cessna 195 · Watkins, CO · Accident · Minor injuries · Class 4 · Limited · Final report · Oct 4, 2021 · N3027B · Substantial damage
  > The separation of the left main landing gear spring during landing roll due to a preexisting fatigue crack.
- [NTSB WPR22LA003](https://openairdocs.org/ntsb/WPR22LA003.md): Interstate S-1A · Independence, OR · Accident · No injuries · Class 4 · Limited · Final report · Oct 2, 2021 · N37317 · Substantial damage
  > The separation of the left rudder pedal interconnect cable during takeoff, which resulted in the student pilot’s inability to maintain directional control.
- [NTSB ERA21LA386](https://openairdocs.org/ntsb/ERA21LA386.md): Hiller UH-12E · Millen, GA · Accident · Minor injuries · Class 3 · Limited · Final report · Sep 29, 2021 · N430NR · Substantial damage
  > The improper reassembly of the tail rotor gearbox following maintenance, which resulted in fatigue failure of the input pinion gear shaft, and the subsequent loss of tail rotor drive.
- [NTSB CEN21LA460](https://openairdocs.org/ntsb/CEN21LA460.md): Cessna P210N · El Paso, TX · Accident · No injuries · Class 4 · Limited · Final report · Sep 28, 2021 · N4614K · Substantial damage
  > A faulty landing gear pressure switch prematurely deactivated the landing gear motor during extension, which resulted in the landing gear collapsing during rollout.
- [NTSB ENG21WA045](https://openairdocs.org/ntsb/ENG21WA045.md): Sikorsky S92 · North Sea, Norway · Incident · No injuries · Class 5 · Foreign · Sep 25, 2021 · LN-ONH · Minor damage
- [NTSB ERA21LA358](https://openairdocs.org/ntsb/ERA21LA358.md): Alon A2 · Abingdon, VA · Accident · Minor injuries · Class 4 · Limited · Final report · Sep 13, 2021 · N5644F · Substantial damage
  > The failure of a nosewheel steering actuator arm, which resulted in a loss of control during the landing rollout.
- [NTSB WPR21LA337](https://openairdocs.org/ntsb/WPR21LA337.md): Cessna 172E · Enterprise, OR · Accident · No injuries · Class 3 · Limited · Final report · Sep 2, 2021 · N3965S · Substantial damage
  > The fatigue fracture of the nose gear upper torque link, which resulted in the separation of the torque link from the shock strut and a loss of directional control.
- [NTSB CEN21LA389](https://openairdocs.org/ntsb/CEN21LA389.md): Robinson Helicopter R22 Beta · Arnaudville, LA · Accident · Minor injuries · Class 3 · Limited · Final report · Aug 27, 2021 · N827SH · Substantial damage
  > The loss of tail rotor drive due to a fatigue failure of the tail rotor gearbox output shaft, which resulted in a loss of control during landing.
- [NTSB ERA21LA339](https://openairdocs.org/ntsb/ERA21LA339.md): Enstrom 280 · Port Orange, FL · Accident · No injuries · Class 3 · Limited · Final report · Aug 21, 2021 · N9285 · Substantial damage
  > The failure of the tail rotor drive shaft at the coupling due to torsionally applied shear stress.
- [NTSB ERA21LA336](https://openairdocs.org/ntsb/ERA21LA336.md): Gulfstream Aerospace G-IV · Fort Lauderdale, FL · Accident · No injuries · Class 3 · Limited · Final report · Aug 21, 2021 · N277GM · Substantial damage
  > The pilot-in-command’s (PIC) and second-in-command’s (SIC) failure during preflight inspection to ensure that the nose landing gear’s pip pin was properly installed, which resulted in separation of the pip pin during takeoff. Contributing to the accident was…
- [NTSB GAA21WA217](https://openairdocs.org/ntsb/GAA21WA217.md): Eurocopter BO105 · Archerfield, Australia · Accident · No injuries · Class 5 · Foreign · Aug 19, 2021 · VH-NVH
- [NTSB WPR21LA323](https://openairdocs.org/ntsb/WPR21LA323.md): Cessna 177RG · Albuquerque, NM · Accident · No injuries · Class 3 · Limited · Final report · Aug 15, 2021 · N8029G · Substantial damage
  > The failure of the nose gear hydraulic flex line, which resulted in a loss of hydraulic fluid which prevented the main landing gear from fully extending and locking into place during landing.
- [NTSB ERA21LA367](https://openairdocs.org/ntsb/ERA21LA367.md): Collins Robert S Just Acft Highlander · Brasstown, NC · Accident · Minor injuries · Class 4 · Limited · Final report · Aug 12, 2021 · N409JD · Substantial damage
  > Failure of the left main landing gear wheel lock nuts, which resulted in a wheel separation and nose over during landing.

Next page: https://openairdocs.org/ntsb-events/330/cases.md?page=6

## 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 e.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e."isDefiningEvent" AND e."tier2Number" = '330')
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/330/cases?page=5

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