# NTSB investigations: Part(s) separation from AC

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 6 · 288 cases

## Latest cases

- [NTSB CEN26LA318](https://openairdocs.org/ntsb/CEN26LA318.md): Vans RV4 · Harrisonville, MO · Accident · No injuries · Class 3 · Limited · Preliminary report · Sep 13, 2026 · N254MM · Substantial damage
  > On September 13, 2026, about 0930 central daylight time, a Vans Aircraft Inc, RV-4, N254MM, was substantially damaged when it was involved in an accident near Harrisonville, Missouri. The pilot and passenger were not injured. The airplane was operated as a…
- [NTSB ERA26LA289](https://openairdocs.org/ntsb/ERA26LA289.md): Beech A36 · Weston, CT · Accident · No injuries · Class 4 · Limited · Final report · Jul 30, 2026 · N9144Q · Substantial damage
  > The in-flight opening of the engine cowling, which resulted in engine baffling separating from the airplane and impacting the right elevator.
- [NTSB WPR26LA249](https://openairdocs.org/ntsb/WPR26LA249.md): Air Tractor AT-502B · Ogden, UT · Accident · No injuries · Class 3 · Limited · Preliminary report · Jul 7, 2026 · N647LA · Substantial damage
  > On July 7, 2026, about 1259 mountain daylight time, an Air Tractor, Inc. AT-502B airplane, N647LA, was substantially damaged when it was involved in an accident near Ogden, Utah. The commercial pilot was not injured. The flight was conducted as a Title 14…
- [NTSB ERA26FA239](https://openairdocs.org/ntsb/ERA26FA239.md): Blessing RV-3A · Lakeland, FL · Accident · 1 fatal · Class 3 · Field · Preliminary report · Jun 15, 2026 · N696DB · Substantial damage
  > On June 15, 2026, about 1955 eastern daylight time, an experimental amateur-built Van’s RV-3A, N696DB, was destroyed when it was involved in an accident near Lakeland, Florida. The pilot received fatal injuries. The airplane was operated as a Title 14 Code of…
- [NTSB ERA26LA232](https://openairdocs.org/ntsb/ERA26LA232.md): North American SNJ-5C · Midland, VA · Accident · No injuries · Class 3 · Limited · Preliminary report · Jun 6, 2026 · N98RJ · Substantial damage
  > On June 6, 2026, about 0940 eastern daylight time, a North American SNJ-5C, N98RJ was substantially damaged when it was involved in an accident near Midland, Virginia. The pilot and passenger were not injured. The airplane was operated as a Title 14 Code of…
- [NTSB CEN26LA179](https://openairdocs.org/ntsb/CEN26LA179.md): Cessna 421C · Kirksville, MO · Accident · No injuries · Class 3 · Limited · Preliminary report · May 4, 2026 · N6161X · Substantial damage
  > On May 4, 2026, about 1759 central daylight time, a Cessna 421C airplane, N6161X, was substantially damaged during an accident near Kirksville, Missouri. The pilot was not injured. The airplane was operated as a Title 14 Code of Federal Regulations Part 91…
- [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 WPR26LA041](https://openairdocs.org/ntsb/WPR26LA041.md): Bessler Duane Lynn Savannah · Pacific, WA · Accident · No injuries · Class 3 · Limited · Preliminary report · Nov 7, 2025 · N358D · Substantial damage
  > On November 7, 2025 at 1331 Pacific standard time, an experimental amateur-built ICP Savannah amphibious airplane, N358D, was substantially damaged when it was involved in an accident near Pacific, Washington. The pilot and the passenger were not injured. The…
- [NTSB DCA26MA024](https://openairdocs.org/ntsb/DCA26MA024.md): Mcdonnell Douglas MD-11F · Louisville, KY · Accident · 14 fatal · Class 1 · Major · Preliminary report · Nov 4, 2025 · N259UP · Destroyed
  > On November 4, 2025, about 1714 eastern standard time (EST), United Parcel Service (UPS) flight 2976, a Boeing (McDonnell-Douglas) MD-11F airplane, N259UP, was destroyed after it impacted the ground shortly after takeoff from runway 17R at Louisville Muhammad…
- [NTSB DCA26WA022](https://openairdocs.org/ntsb/DCA26WA022.md): Boeing 737 · Bogotá, Colombia · Incident · Class 5 · Foreign · Nov 2, 2025 · HK5026 · Minor damage
- [NTSB WPR26LA026](https://openairdocs.org/ntsb/WPR26LA026.md): Extra Flugzeugbau EA 300/L · Arlington, WA · Accident · No injuries · Class 3 · Limited · Preliminary report · Oct 14, 2025 · N300EX · Substantial damage
  > On October 14, 2025, at about 1030 Pacific daylight time, an EXTRA FLUGZEUGBAU GMBH 300L, N300EX, was substantially damaged when it was involved in an accident near Arlington, Washington. The flight instructor and private pilot receiving instruction were…
- [NTSB CEN25LA328](https://openairdocs.org/ntsb/CEN25LA328.md): Vans RV14 · Parker, CO · Accident · Minor injuries · Class 4 · Limited · Final report · Aug 13, 2025 · N29JM · Substantial damage
  > Separation of the right landing gear wheel assembly during landing.
- [NTSB WPR25LA236](https://openairdocs.org/ntsb/WPR25LA236.md): Piper PA-28-180 · Silver Springs, NV · Accident · No injuries · Class 3 · Limited · Preliminary report · Aug 3, 2025 · N8359W · Substantial damage
  > On August 3, 2025, at about 0730 Pacific daylight time, a Piper PA28-180, N8359W, was substantially damaged when it was involved in an accident near Stagecoach, Nevada. The student pilot was not injured. The airplane was operated as a Title 14 Code of Federal…
- [NTSB WPR25LA209](https://openairdocs.org/ntsb/WPR25LA209.md): Pipistrel Alpha Trainer · Colorado City, AZ · Accident · No injuries · Class 4 · Limited · Final report · Jul 11, 2025 · N209ZM · Substantial damage
  > The pilot’s exceedance of the airplane’s never-exceed speed (VNE) during maneuvering, which resulted in the in-flight separation of the left flaperon.
- [NTSB ERA25LA236](https://openairdocs.org/ntsb/ERA25LA236.md): Sting Sport TL-2000 · Dunavant, VA · Accident · No injuries · Class 4 · Limited · Final report · Jun 20, 2025 · N878N · Substantial damage
  > The inflight failure of the propeller due to its exceedance of the manufacturer’s overhaul requirement.
- [NTSB GAA25WA199](https://openairdocs.org/ntsb/GAA25WA199.md): Beech 200 · Bankstown, Australia · Accident · Class 5 · Foreign · Jun 18, 2025 · VH-EEL · Minor damage
- [NTSB CEN25LA206](https://openairdocs.org/ntsb/CEN25LA206.md): Xag P100 PRO · Pontiac, IL · Accident · No injuries · Class 3 · Limited · Preliminary report · Jun 5, 2025 · N231CU · Substantial damage
  > On June 5, 2025, at 1155 central daylight time, a XAG P100 Pro, N231CU, was substantially damaged when it was involved in an accident near Pontiac, Illinois. The unmanned aerial system (UAS) was operated under Title 14 Code of Federal Regulations as a Part…
- [NTSB GAA25WA169](https://openairdocs.org/ntsb/GAA25WA169.md): Cessna F182 · Šeduva, Lithuania · Accident · No injuries · Class 5 · Foreign · May 25, 2025 · LY-TBT · Substantial damage
- [NTSB GAA25WA165](https://openairdocs.org/ntsb/GAA25WA165.md): Piper PA-22-108 · Norfolk, United Kingdom · Accident · Class 5 · Foreign · May 23, 2025 · G-ARNE · Substantial damage
- [NTSB ERA25LA204](https://openairdocs.org/ntsb/ERA25LA204.md): Eurocopter Deutschland MBB-BK 117 C-1 · Fort Washington, PA · Accident · Minor injuries · Class 3 · Limited · Final report · May 19, 2025 · N117NC · Substantial damage
  > Maintenance personnel’s failure to identify and replace damaged rivet nuts at the air conditioning louver assembly, which resulted in the separation of the louver assembly from the helicopter, the louver assembly’s impact with the tail rotor, and subsequent…
- [NTSB ERA25LA305](https://openairdocs.org/ntsb/ERA25LA305.md): Dassault/Sud FAN JET Falcon SER D · Mount Airy, MD · Accident · No injuries · Class 3 · Limited · Preliminary report · Apr 15, 2025 · N229CK · Substantial damage
  > On April 15, 2025, about 0800 eastern daylight time, a Dassault/Sud Fan Jet Falcon Series D, N229CK, was substantially damaged when it was involved in an accident near Mount Airy, Maryland. The airline transport pilot and commercial copilot were not injured.…
- [NTSB ANC25LA028](https://openairdocs.org/ntsb/ANC25LA028.md): Piper PA-28-140 · Royal Kunia, HI · Accident · Minor injuries · Class 3 · Limited · Final report · Mar 27, 2025 · N261FC · Substantial damage
  > Improper alteration of the crankshaft propeller flange at an unknown time, which resulted in an in-flight separation of the propeller assembly.
- [NTSB CEN25LA117](https://openairdocs.org/ntsb/CEN25LA117.md): Vans RV-7A · Plainview, TX · Accident · No injuries · Class 3 · Limited · Final report · Mar 10, 2025 · N923ZA · Substantial damage
  > The improper machining of the propeller blade bearing seat, which resulted in an inflight propeller blade fatigue failure. Contributing to the accident was the improper machining of the propeller hub and propeller blade root and machining surface quality…
- [NTSB ANC25LA027](https://openairdocs.org/ntsb/ANC25LA027.md): Pilatus PC-12/45 · Sleetmute, AK · Accident · No injuries · Class 3 · Limited · Preliminary report · Mar 8, 2025 · N304PT · Substantial damage
  > On March 7, 2025, about 1740 Alaska standard time, a Pilatus PC-12 airplane, N304PT, sustained substantial damage when it was involved in an accident near Sleetmute, Alaska. The pilot and nine passengers were not injured. The airplane was operated as a Title…
- [NTSB WPR25LA096](https://openairdocs.org/ntsb/WPR25LA096.md): Cessna 150J · Minersville, UT · Accident · No injuries · Class 3 · Limited · Final report · Feb 16, 2025 · N151GW · Substantial damage
  > The failure of the propeller blade due to fatigue that originated from an impact pit sustained at an unknown time. Contributing to the accident was the failure of unknown maintenance personnel to detect and repair the impact pit before painting the propeller,…
- [NTSB GAA25WA090](https://openairdocs.org/ntsb/GAA25WA090.md): Piper PA28 · La Plata, Argentina · Incident · No injuries · Class 5 · Foreign · Feb 7, 2025 · LV-OMI · Minor damage
- [NTSB ENG25WA024](https://openairdocs.org/ntsb/ENG25WA024.md): Airbus A380 · Dubai, United Arab Emirates · Incident · No injuries · Class 5 · Foreign · Feb 6, 2025 · A6-E0L · Minor damage
- [NTSB ERA25LA114](https://openairdocs.org/ntsb/ERA25LA114.md): Cessna 172P · Clarksville, TN · Accident · No injuries · Class 3 · Limited · Final report · Feb 3, 2025 · N62112 · Substantial damage
  > The flight instructor’s inadequate preflight inspection of the airplane, which allowed the partially secured engine cowl to separate in flight.
- [NTSB ERA25LA102](https://openairdocs.org/ntsb/ERA25LA102.md): Daniel A Robinson High 6 Berkut 540 · Orlando, FL · Accident · No injuries · Class 4 · Limited · Final report · Jan 20, 2025 · N976DR · Substantial damage
  > The pilot’s failure to verify the canopy latches were in the locked position prior to takeoff.
- [NTSB GAA25WA041](https://openairdocs.org/ntsb/GAA25WA041.md): Cessna 188 · Barra Bonita, Brazil · Accident · No injuries · Class 5 · Foreign · Dec 9, 2024 · PR-WDK · Substantial damage
- [NTSB ERA25LA002](https://openairdocs.org/ntsb/ERA25LA002.md): Fokker D Viii Replica · Rhinebeck, NY · Accident · 1 fatal · Class 3 · Limited · Preliminary report · Oct 5, 2024 · N94100 · Destroyed
  > On October 5, 2024, about 1456 eastern daylight time, an experimental amateur-built Coughlin Fokker D-VIII Replica, N94100, was destroyed when it was involved in an accident near Old Rhinebeck Airport (NY94), Rhinebeck, New York. The commercial pilot was…
- [NTSB DCA24WA315](https://openairdocs.org/ntsb/DCA24WA315.md): Boeing 737 · Buenos Aires, Argentina · Incident · No injuries · Class 5 · Foreign · Sep 23, 2024 · LV-CXT · Minor damage
- [NTSB DCA24WA272](https://openairdocs.org/ntsb/DCA24WA272.md): Boeing 747-400F · Narita, Japan · Incident · Class 5 · Foreign · Aug 13, 2024 · N404KZ · Substantial damage
- [NTSB ERA24LA325](https://openairdocs.org/ntsb/ERA24LA325.md): Flight Design Ctsw · Cuba, NY · Accident · No injuries · Class 4 · Limited · Final report · Jul 23, 2024 · N504CT · Substantial damage
  > A separation of the left main landing gear wheel assembly during landing.
- [NTSB ERA24LA303](https://openairdocs.org/ntsb/ERA24LA303.md): Jones LONG-EZ · Thomasville, GA · Accident · No injuries · Class 3 · Limited · Final report · Jul 10, 2024 · N4JZ · Substantial damage
  > The pilot reported that he was maneuvering around weather at 11,500 ft mean sea level (msl) when he made a rapid descent to 3,500 ft msl to remain clear of clouds. He reported that he did not exceed the airplane’s maneuvering speed during the descent, and…
- [NTSB GAA24WA308](https://openairdocs.org/ntsb/GAA24WA308.md): Piper PA28 · Leeds, United Kingdom · Accident · No injuries · Class 5 · Foreign · Jun 22, 2024 · G-SACS · Minor damage
- [NTSB WPR24LA211](https://openairdocs.org/ntsb/WPR24LA211.md): Beech 58P · Escalante, UT · Accident · No injuries · Class 3 · Limited · Final report · Jun 19, 2024 · N9NS · Substantial damage
  > The failure of the windshield for undetermined reasons.
- [NTSB DCA24LA210](https://openairdocs.org/ntsb/DCA24LA210.md): Boeing 767-316 ER · Milan, IN · Accident · No injuries · Class 4 · Limited · Final report · Jun 17, 2024 · C-FCJU · Substantial damage
  > One or more latches were not fully re-engaged after a service check which resulted in the auxiliary power unit (APU) doors separating from the aircraft during climb out.
- [NTSB DCA24WA168](https://openairdocs.org/ntsb/DCA24WA168.md): Boeing 737 · Kempton Park, South Africa · Incident · No injuries · Class 5 · Foreign · Apr 21, 2024 · ZS-FGE · Minor damage
- [NTSB WPR24LA122](https://openairdocs.org/ntsb/WPR24LA122.md): Cessna 180A · Nordman, ID · Accident · No injuries · Class 3 · Limited · Final report · Apr 4, 2024 · N5281D · Substantial damage
  > Maintenance personnel's improper installation of the left main landing gear wheel assembly, which resulted in a loss of torque and subsequent separation of the wheel and axle assembly from the main landing gear leg during landing.
- [NTSB DCA24WA154](https://openairdocs.org/ntsb/DCA24WA154.md): Boeing 737 · Madrid, Spain · Incident · Class 5 · Foreign · Mar 28, 2024 · EC-OBO · Minor damage
- [NTSB DCA24WA123](https://openairdocs.org/ntsb/DCA24WA123.md): Boeing 777 · West Sussex, United Kingdom · Incident · No injuries · Class 5 · Foreign · Mar 9, 2024 · G-YMMG
- [NTSB CEN24LA128](https://openairdocs.org/ntsb/CEN24LA128.md): Eurocopter Deutschland MBB-BK 117 C-2 · West Lafayette, IN · Accident · No injuries · Class 3 · Limited · Final report · Mar 7, 2024 · N191LL · Substantial damage
  > The failure of maintenance personnel to properly install the tail rotor pitch change slider attachment hardware (T-bolt), which led to the disconnection of the pitch change slider, a loss of tail rotor control, and subsequent hard landing. Contributing to the…
- [NTSB GAA24WA160](https://openairdocs.org/ntsb/GAA24WA160.md): Rans S6 · Newtownards, United Kingdom · Accident · Class 5 · Foreign · Feb 26, 2024 · G-BZKO · Substantial damage
- [NTSB WPR24LA098](https://openairdocs.org/ntsb/WPR24LA098.md): Cessna 182A · Weippe, ID · Accident · No injuries · Class 4 · Limited · Final report · Feb 22, 2024 · N6323B · Substantial damage
  > The pilot’s failure to secure the oil filler cap during the preflight inspection, which resulted in a precautionary landing on the soft surface and subsequent nose over.
- [NTSB GAA24WA119](https://openairdocs.org/ntsb/GAA24WA119.md): Agusta AW139 · Kawajima, Japan · Incident · No injuries · Class 5 · Foreign · Feb 17, 2024 · JA03FD · Substantial damage
- [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 DCA24MA063](https://openairdocs.org/ntsb/DCA24MA063.md): Boeing 737-9 · Portland, OR · Accident · Minor injuries · Class 1 · Major · Final report · Jan 6, 2024 · N704AL · Substantial damage
  > the in-flight separation of the left mid exit door (MED) plug due to Boeing Commercial Airplanes’ failure to provide adequate training, guidance, and oversight necessary to ensure that manufacturing personnel could consistently and correctly comply with its…
- [NTSB ERA24FA075](https://openairdocs.org/ntsb/ERA24FA075.md): Hughes Helicopters 369E · Miami, FL · Accident · 1 fatal · Class 3 · Field · Final report · Dec 27, 2023 · N757TB · Substantial damage
  > Main rotor contact with the tail boom for unknown reasons, resulting in the separation of the tail boom.

Next page: https://openairdocs.org/ntsb-events/338/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 e.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e."isDefiningEvent" AND e."tier2Number" = '338')
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/338/cases

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