# NTSB investigations: Misc hardware

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 1 of 3 · 140 cases

## Latest cases

- [NTSB WPR26LA207](https://openairdocs.org/ntsb/WPR26LA207.md): Bell 47G-2 · Mettler, CA · Accident · No injuries · Class 4 · Limited · Final report · Jun 1, 2026 · N88755 · Substantial damage
  > The pilot's failure to ensure the loading hose had been disconnected before takeoff, which resulted in an interrupted takeoff and subsequent loss of control. Contributing to the accident was the ground loader's failure to disconnect the hose before…
- [NTSB ERA26LA176](https://openairdocs.org/ntsb/ERA26LA176.md): Icon A5 · Levittown, PR · Accident · No injuries · Class 3 · Limited · Final report · Apr 15, 2026 · N558BA · Substantial damage
  > An oil line separation at a barbed fitting in an experimental airplane, which resulted in a total loss of engine power due to oil starvation.
- [NTSB ERA26LA193](https://openairdocs.org/ntsb/ERA26LA193.md): Bell UH1 · Enterprise, AL · Accident · No injuries · Class 4 · Limited · Final report · Apr 4, 2026 · N75140 · Substantial damage
  > The in-flight separation of a turn lock fastener stud, which resulted in substantial damage to one tail rotor blade.
- [NTSB CEN26LA131](https://openairdocs.org/ntsb/CEN26LA131.md): Quad City Challenger · Van Burensburg, IL · Accident · No injuries · Class 4 · Limited · Final report · Feb 28, 2026 · UNREG · Substantial damage
  > Propeller separation due to failure of the propeller attachment bolts.
- [NTSB CEN26LA069](https://openairdocs.org/ntsb/CEN26LA069.md): Cessna 172D · Post, TX · Accident · No injuries · Class 4 · Limited · Final report · Dec 19, 2025 · N2536U · Substantial damage
  > The pilot’s failure to see the blockage in the fuel tank vent tube during the preflight inspection which resulted in the loss of engine power due to fuel starvation. Contributing to the accident was the deterioration of the right fuel cap vent to the point…
- [NTSB ERA25FA185](https://openairdocs.org/ntsb/ERA25FA185.md): MX Aircraft Tech PTY MXS · Hampton, VA · Accident · 1 fatal · Class 3 · Field · Final report · Apr 24, 2025 · N530RH · Substantial damage
  > A counterweight plug that loosened during the accident flight, jammed the elevator, and resulted in loss of control during landing.
- [NTSB WPR25LA046](https://openairdocs.org/ntsb/WPR25LA046.md): Piper PA-28R-200 · Gillette, WY · Accident · Minor injuries · Class 3 · Limited · Final report · Nov 24, 2024 · N55641 · Substantial damage
  > A loss of engine power due to fuel starvation resulting from a loose B-nut at the engine-driven fuel-pump inlet.
- [NTSB CEN25LA018](https://openairdocs.org/ntsb/CEN25LA018.md): Piper PA-32R-301 · Van, TX · Accident · Minor injuries · Class 3 · Limited · Final report · Oct 17, 2024 · N81481 · Substantial damage
  > The mechanic’s improper maintenance of the engine’s air induction scat duct, which collapsed during the flight and resulted in a loss of engine power.
- [NTSB ANC24FA102](https://openairdocs.org/ntsb/ANC24FA102.md): Cessna 206 · Chalkyitsik, AK · Accident · 1 fatal · Class 3 · Field · Final report · Sep 24, 2024 · N8255Q · Substantial damage
  > A loss of engine power due to water-contaminated fuel as a result of the pilot’s inadequate preflight inspection. Contributing to the accident was the operator’s failure to ensure replacement filters were available for use during refueling operations.
- [NTSB ANC24LA097](https://openairdocs.org/ntsb/ANC24LA097.md): Stinson 108-3 · Lime Village, AK · Accident · No injuries · Class 4 · Limited · Final report · Sep 14, 2024 · N691E · Substantial damage
  > The pilot's inadequate preflight inspection and fuel planning, which resulted in a total loss of engine power due to fuel exhaustion and a subsequent forced landing in tree-covered terrain.
- [NTSB ERA24FA266](https://openairdocs.org/ntsb/ERA24FA266.md): Lockheed 12 · Jackson, GA · Accident · Serious injuries · Class 3 · Field · Final report · Jun 17, 2024 · N2072 · Substantial damage
  > Maintenance personnel’s failure to properly secure the right brake line, which resulted in a loss of right brake effectiveness during the landing roll and a subsequent runway excursion.
- [NTSB ERA24LA251](https://openairdocs.org/ntsb/ERA24LA251.md): William Loren Noggle JA30 Superstol · Tennille, GA · Accident · Minor injuries · Class 4 · Limited · Final report · Jun 8, 2024 · N719LN · Substantial damage
  > The loss of elevator control during flight due to the elevator control rod and its hardware disconnecting from its installation area, which resulted in an uncontrolled descent into trees and terrain. Contributing to the accident was the pilot’s inadequate…
- [NTSB CEN24FA212](https://openairdocs.org/ntsb/CEN24FA212.md): Beech V35A · Arvada, CO · Accident · 1 fatal · Class 3 · Field · Final report · Jun 7, 2024 · N150WR · Destroyed
  > A total loss of engine power due to oil starvation as a result of loose turbocharger oil line fittings.
- [NTSB ERA24LA205](https://openairdocs.org/ntsb/ERA24LA205.md): Airbus Helicopters AS350B3 · Plant City, FL · Accident · No injuries · Class 3 · Limited · Final report · May 1, 2024 · N413JM · Substantial damage
  > The pilot’s inadequate yaw control of the helicopter while maneuvering at a low altitude and airspeed, which resulted in a hard landing.
- [NTSB ERA24LA185](https://openairdocs.org/ntsb/ERA24LA185.md): Bailey-Moyes Dragonfly · Groveland, FL · Accident · 1 fatal · Class 3 · Limited · Final report · Apr 19, 2024 · UNREG · Substantial damage
  > The pilot’s improper installation and inspection of the right lower wing strut attachment bolt, which resulted in the inflight failure of the right wing.
- [NTSB ERA24LA109](https://openairdocs.org/ntsb/ERA24LA109.md): Piper PA23 · Louisville, KY · Accident · No injuries · Class 4 · Limited · Final report · Feb 1, 2024 · N1317P · Substantial damage
  > The failure of maintenance personnel to thoroughly inspect and repair the worn-out panel fasteners and fastener holes.
- [NTSB WPR24LA051](https://openairdocs.org/ntsb/WPR24LA051.md): Piper PA-28-180 · Mesa, AZ · Accident · No injuries · Class 4 · Limited · Final report · Dec 5, 2023 · N9166J · Substantial damage
  > A failure of the engine cowling right side latch pin and fasteners, which resulted in the partial separation of the engine cowling during flight.
- [NTSB WPR24LA034](https://openairdocs.org/ntsb/WPR24LA034.md): Cessna 310 · Hayden, ID · Accident · Minor injuries · Class 3 · Limited · Final report · Nov 13, 2023 · N86H · Substantial damage
  > The pilot’s failure to maintain adequate airspeed and his exceedance of the airplane’s critical angle of attack, which resulted in a loss of control and subsequent stall during a precautionary landing. Contributing to the accident was the improper maintenance…
- [NTSB WPR23LA197](https://openairdocs.org/ntsb/WPR23LA197.md): Cessna 210 · Redding, CA · Accident · Minor injuries · Class 3 · Limited · Final report · May 20, 2023 · N9433T · Substantial damage
  > A fuel leak caused by an age-degraded fuel pressure sender hose, which resulted in fuel starvation and a loss of engine power. Contributing to the accident was inadequate maintenance.
- [NTSB ERA23LA197](https://openairdocs.org/ntsb/ERA23LA197.md): Cessna 177RG · Crestview, FL · Accident · Serious injuries · Class 3 · Limited · Final report · Apr 14, 2023 · N7542V · Substantial damage
  > The total loss of engine power due to the loosening and separation of the No. 1 connecting rod cap nuts in flight, resulting in catastrophic internal engine damage. Contributing to the accident was the pilot/owner’s failure to comply with the engine…
- [NTSB ERA23LA180](https://openairdocs.org/ntsb/ERA23LA180.md): Cessna 421C · Leesburg, VA · Accident · No injuries · Class 4 · Limited · Final report · Apr 5, 2023 · N880JS · Substantial damage
  > Separation of the left man landing gear scissor hardware, which resulted in a loss of directional control and subsequent runway excursion during landing.
- [NTSB WPR23LA091](https://openairdocs.org/ntsb/WPR23LA091.md): Piper PA-28-180 · San Diego, CA · Accident · No injuries · Class 4 · Limited · Final report · Jan 15, 2023 · N9687J · Substantial damage
  > The flight instructor’s failure to maintain altitude while maneuvering to another runway after the engine cowling opened shortly after takeoff. Contributing to the accident was the failure of both the student pilot and flight instructor to conduct an adequate…
- [NTSB ERA22LA428](https://openairdocs.org/ntsb/ERA22LA428.md): Zenith CH 750 · Cincinnati, OH · Accident · No injuries · Class 3 · Limited · Final report · Sep 22, 2022 · N2992W · Substantial damage
  > The airplane builder’s installation of incorrect hardware in the control yoke assembly, which resulted in a loss of control during takeoff.
- [NTSB DCA22FA157](https://openairdocs.org/ntsb/DCA22FA157.md): Beech A35 · Centralia, IL · Accident · 1 fatal · Class 3 · Field · Final report · Jul 23, 2022 · N8466A · Substantial damage
  > The pilot’s unsuccessful attempt to switch fuel tanks, which resulted in fuel starvation. Contributing to the accident was the uninstalled fuel selector handle warning device.
- [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 WPR22LA147](https://openairdocs.org/ntsb/WPR22LA147.md): Cessna 172N · Tuscon, AZ · Accident · No injuries · Class 4 · Limited · Final report · Apr 6, 2022 · N733EJ · Substantial damage
  > The loss of directional control during the landing roll, due to missing hardware which resulted in the separation of the nose landing gear torque links.
- [NTSB ERA22LA146](https://openairdocs.org/ntsb/ERA22LA146.md): Beech A35 · Waco, GA · Accident · No injuries · Class 3 · Limited · Final report · Mar 6, 2022 · N764B · Substantial damage
  > The failure of the fuel pressure indicator line due to corrosion that was not detected during the last annual inspection, which resulted in a total loss of engine power.
- [NTSB WPR22LA046](https://openairdocs.org/ntsb/WPR22LA046.md): Vans RV10 · Hurricane, UT · Accident · Minor injuries · Class 3 · Limited · Final report · Nov 22, 2021 · N54CT · Substantial damage
  > The total loss of engine power due to a loose fuel line at the fuel servo outlet port.
- [NTSB ANC22LA007](https://openairdocs.org/ntsb/ANC22LA007.md): Cessna 207A · Bethel, AK · Accident · No injuries · Class 3 · Limited · Final report · Nov 21, 2021 · N9794M · Substantial damage
  > The improper installation of an avionics wire harness over a fuel line, which resulted in chafing of the wire harness, arcing, and a subsequent fire.
- [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 ANC21LA093](https://openairdocs.org/ntsb/ANC21LA093.md): Piper PA-22-150 · Chandalar Shelf, AK · Accident · No injuries · Class 4 · Limited · Final report · Sep 17, 2021 · N8061D · Substantial damage
  > A separation of the rudder cable from the rudder pedal due to the connecting bolt detaching for undetermined reasons, which resulted in a loss of directional control.
- [NTSB WPR21LA238](https://openairdocs.org/ntsb/WPR21LA238.md): Piper PA-25-235 · Twisp, WA · Accident · No injuries · Class 4 · Limited · Final report · Jun 20, 2021 · N6917Z · Substantial damage
  > An in-flight separation of the control stick from the torque tube assembly, which resulted in a loss of directional control during the landing roll and subsequent on-ground collision.
- [NTSB CEN21LA268](https://openairdocs.org/ntsb/CEN21LA268.md): Cessna 172S · Saint James, LA · Accident · No injuries · Class 4 · Limited · Final report · Jun 10, 2021 · N365CP · Substantial damage
  > The in-flight fatigue failure of an air-conditioning system hose which resulted in a precautionary landing and impact with a road sign.
- [NTSB ANC21LA022](https://openairdocs.org/ntsb/ANC21LA022.md): Cessna A185F · Skwentna, AK · Accident · No injuries · Class 3 · Limited · Final report · Mar 5, 2021 · N1848R · Substantial damage
  > Installation of improper hardware on the ski check cable. Contributing to the accident was the inadequate inspection of the ski yokes, which resulted in the subsequent failure of the right main landing gear ski yoke and collapse of the right main landing gear…
- [NTSB WPR21LA135](https://openairdocs.org/ntsb/WPR21LA135.md): Aviat A-1C-200 · Carefree, AZ · Accident · No injuries · Class 3 · Limited · Final report · Feb 19, 2021 · N43LL · Substantial damage
  > The substandard installation of the airplane’s autopilot system hardware, which resulted in a malfunction of the rudder control system during flight and a loss of directional control during the landing roll.
- [NTSB WPR21LA107](https://openairdocs.org/ntsb/WPR21LA107.md): Hughes OH-6A · Horseshoe Bend, ID · Accident · Serious injuries · Class 3 · Limited · Final report · Feb 5, 2021 · N6639R · Substantial damage
  > A partial loss of engine power due to a leak in the fuel cell outlet valve.
- [NTSB CEN21LA031](https://openairdocs.org/ntsb/CEN21LA031.md): Piper PA28 · Buda, TX · Accident · No injuries · Class 3 · Limited · Final report · Oct 21, 2020 · N5932U · Substantial damage
  > An improperly torqued oil line fitting during an engine overhaul, which resulted in oil exhaustion and a total loss of engine power.
- [NTSB ERA21LA024](https://openairdocs.org/ntsb/ERA21LA024.md): Robinson R22 · Winder, GA · Accident · Serious injuries · Class 3 · Limited · Final report · Oct 18, 2020 · N566BC · Substantial damage
  > Maintenance personnel’s failure to properly secure the engine cooling fan attachment bolts, leading to vibration of the cooling fan, the overextension of the tension belt actuator, the failure of the drive system vee-belts, and the loss of power to the rotor…
- [NTSB ERA21FA010](https://openairdocs.org/ntsb/ERA21FA010.md): Czech Sport Cruiser · Waterloo, AL · Accident · 1 fatal · Class 3 · Field · Final report · Oct 7, 2020 · N251SC · Substantial damage
  > The improper configuration of the airplane’s fuel system, which resulted in a total loss of engine power due to fuel starvation following the failure of the electric fuel pump.
- [NTSB CEN20LA292](https://openairdocs.org/ntsb/CEN20LA292.md): Beech A23-24 · Burns Flat, OK · Accident · No injuries · Class 3 · Limited · Final report · Jul 19, 2020 · N3412C · Substantial damage
  > The mechanic’s improper maintenance when he reinstalled the fuel servo during the last annual inspection, which resulted in a loss of engine power during cruise flight when the throttle control rod-end disconnected from the fuel servo throttle linkage.
- [NTSB WPR20LA130](https://openairdocs.org/ntsb/WPR20LA130.md): Bell UH 1H · Mesa, AZ · Accident · 1 fatal · Class 3 · Limited · Final report · Apr 24, 2020 · N3276T · Substantial damage
  > An in-flight separation of the tail rotor gearbox from the airframe due to fatigue failure of the gearbox attachment studs, resulting in a loss of directional control and subsequent ground impact. Contributing to the accident were 1) the improper application…
- [NTSB ERA20CA135](https://openairdocs.org/ntsb/ERA20CA135.md): AugustaWestland AW119MKII · Philadelphia, PA · Accident · No injuries · Data collection · Final report · Mar 21, 2020 · N982SS · Substantial damage
  > The in-flight failure of the lower left side of the engine cowling due to the mechanic’s improper installation of the fasteners, which resulted in the cowling impacting all four main rotor blades.
- [NTSB CEN20LA082](https://openairdocs.org/ntsb/CEN20LA082.md): Cessna 560 · Aledo, TX · Accident · No injuries · Class 3 · Limited · Final report · Feb 12, 2020 · N654CE · Substantial damage
  > The in-flight separation of the upper and lower right engine cowlings for reasons that could not be determined based on available evidence.
- [NTSB ERA20LA050](https://openairdocs.org/ntsb/ERA20LA050.md): Zenith Zodiac CH-650 · Willow Springs, MO · Accident · Minor injuries · Class 3 · Limited · Final report · Dec 8, 2019 · N914AR · Substantial damage
  > Improper maintenance practices on the fuel system causing fuel starvation and a total loss of engine power.
- [NTSB ERA20LA044](https://openairdocs.org/ntsb/ERA20LA044.md): Beech E35 · Okeechobee, FL · Accident · Serious injuries · Class 3 · Limited · Final report · Nov 23, 2019 · N3315C · Destroyed
  > The separation of the throttle control cable from the carburetor throttle control lever resulting in the near total loss of engine power. Contributing to the separation of the throttle cable was the lack of proper securing hardware by unknown maintenance…
- [NTSB WPR20LA025](https://openairdocs.org/ntsb/WPR20LA025.md): North American SNJ-4 · Heber City, UT · Accident · No injuries · Class 3 · Limited · Final report · Nov 16, 2019 · N694US · Substantial damage
  > The pilot’s loss of directional control during landing as a result of the separated tailwheel-to-rudder link rod
- [NTSB WPR19TA186](https://openairdocs.org/ntsb/WPR19TA186.md): Glasair SH II · San Bernardino, CA · Accident · No injuries · Class 3 · Final report · Jul 1, 2019 · N279G · Substantial damage
  > A fuel leak caused by age-degraded fuel hoses, which resulted in a total loss of engine power and fire before takeoff. Contributing to the accident was inadequate maintenance.
- [NTSB CEN19LA146](https://openairdocs.org/ntsb/CEN19LA146.md): Sikorsky S76 · Morrilton, AR · Accident · No injuries · Class 3 · Limited · Final report · May 15, 2019 · N761AF · Substantial damage
  > The improper securing of the exhaust duct bolts, which resulted in the duct becoming unseated and substantial heat damage to the tail rotor drive shaft.
- [NTSB WPR19LA137](https://openairdocs.org/ntsb/WPR19LA137.md): Grumman G164 · Sutter, CA · Accident · No injuries · Class 3 · Limited · Final report · May 5, 2019 · N3630D · Substantial damage
  > A loss of engine power due to the in-flight separation of the fuel control unit interconnect rod for reasons that could not be determined due to lack of available evidence.
- [NTSB ERA19FA142](https://openairdocs.org/ntsb/ERA19FA142.md): Robinson R44 II · Tampa, FL · Accident · 1 fatal · Field investigation · Final report · Apr 4, 2019 · N4046J · Substantial damage
  > Contamination of and an inadequate bond between the two layers of fabric comprising the helicopter engine's air induction inlet duct, which resulted a partial collapse of the duct, obstruction of the airflow into the engine, and a total loss of engine power.

Next page: https://openairdocs.org/ntsb-findings/010714/cases.md?page=2

## 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", '010714'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-findings/010714/cases

---
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.