# 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 3 of 6 · 289 cases

## Cases, newest first

- [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 WPR20LA062](https://openairdocs.org/ntsb/WPR20LA062.md): Cessna 172H · El Monte, CA · Accident · No injuries · Class 3 · Limited · Final report · Jan 6, 2020 · N1658F · Substantial damage
  > The inflight separation of a section of a propeller blade due to a fatigue crack which resulted in a forced landing.
- [NTSB CEN20LA041](https://openairdocs.org/ntsb/CEN20LA041.md): Cessna 525A · Scotts Bluff, NE · Accident · No injuries · Class 3 · Limited · Final report · Dec 18, 2019 · CGOJG · Substantial damage
  > The installation of incorrect mounting hardware to secure the right engine cowl, which resulted in an in-flight separation and impact with the horizontal stabilizer and elevator.
- [NTSB WPR20WA251](https://openairdocs.org/ntsb/WPR20WA251.md): De Havilland DHC8 · Eaton, Australia · Incident · No injuries · Foreign investigation · Dec 3, 2019 · VH-ZZA · Minor damage
  > The government of Australia has notified the NTSB of an accident involving a De Havilland DHC8 airplane that occurred on December 03, 2019. The NTSB has appointed a U.S. Accredited Representative to assist the government of Australia's investigation under the…
- [NTSB WPR20LA026](https://openairdocs.org/ntsb/WPR20LA026.md): Piper PA 18 · Livermore, CA · Accident · No injuries · Class 3 · Limited · Final report · Nov 16, 2019 · N8589D · Substantial damage
  > The improper installation of the flight control stick, which resulted in separation of the flight control stick from the stick stub assembly and an uncontrolled descent and impact with terrain.
- [NTSB DCA20WA016](https://openairdocs.org/ntsb/DCA20WA016.md): Boeing 747 · Leipzig, Germany · Incident · No injuries · Foreign investigation · Nov 14, 2019 · G-CLAE · Minor damage
  > The government of Germany has notified the NTSB of an incident involving a BOEING 747 airplane that occurred on November 14, 2019. The NTSB has appointed a U.S. Accredited Representative to assist the government of Germany's investigation under the provisions…
- [NTSB GAA20CA039](https://openairdocs.org/ntsb/GAA20CA039.md): Zenair CH 701 · Safford, AZ · Accident · No injuries · Data collection · Final report · Oct 20, 2019 · N3784A · Substantial damage
  > The in-flight separation of a propeller blade for reasons that could not be determined based on the available evidence, which resulted in an off-airport landing on soft sand and the separation of main landing gear. Contributing to the accident was the pilot’s…
- [NTSB WPR20WA011](https://openairdocs.org/ntsb/WPR20WA011.md): Diamond DA42 · Singapore, Singapore · Incident · No injuries · Class 5 · Foreign · Oct 15, 2019 · N181CW · Minor damage
- [NTSB WPR19LA273](https://openairdocs.org/ntsb/WPR19LA273.md): Smyth Sidewinder · Tucumcari, NM · Accident · No injuries · Class 3 · Limited · Final report · Sep 14, 2019 · N492AC · Substantial damage
  > The in-flight separation of a section of a propeller blade due to a fatigue crack, which resulted in a forced landing.
- [NTSB WPR19LA255](https://openairdocs.org/ntsb/WPR19LA255.md): Sikorsky S58 · Azusa, CA · Accident · No injuries · Class 3 · Limited · Final report · Sep 11, 2019 · N1168U · Substantial damage
  > The in-flight separation of a section of the tail rotor blade due to a fatigue crack, which resulted in the pilot’s forced autorotation into a field.
- [NTSB CEN19LA322](https://openairdocs.org/ntsb/CEN19LA322.md): Cessna 195A · Pocahontas, IA · Accident · No injuries · Class 3 · Limited · Final report · Sep 6, 2019 · N9895A · Substantial damage
  > Overload failure of the left main landing gear during landing, which resulted in a loss of directional control.
- [NTSB WPR19LA242](https://openairdocs.org/ntsb/WPR19LA242.md): Lockheed C130 · Santa Barbara, CA · Accident · No injuries · Class 3 · Limited · Final report · Aug 26, 2019 · N119TG · Substantial damage
  > The failure of the No. 3 bleed air duct due to corrosion, which resulted in numerous system failures and the pilot’s inability to maintain directional control during the landing roll.
- [NTSB CEN19WA289](https://openairdocs.org/ntsb/CEN19WA289.md): Capella XS · San Juan del Puerto, Spain · Accident · 1 fatal · Foreign investigation · Aug 23, 2019 · EC-YTA · Substantial damage
  > On August 23, 2019, about 1905 hours universal coordinated time, an amateur-built Capella XS airplane, Spanish registration EC-YTA, impacted terrain after an inflight separation of a wing near San Juan del Puerto, Spain. The pilot was fatally injured, and the…
- [NTSB GAA19WA547](https://openairdocs.org/ntsb/GAA19WA547.md): Piper PA28R · Sligo, Ireland · Accident · No injuries · Foreign investigation · Aug 5, 2019 · G-FBWH · Substantial damage
  > The government of Ireland has notified the NTSB of an accident involving a PIPER PA28R airplane that occurred on August 05, 2019. The NTSB has appointed a U.S. Accredited Representative to assist the government of Ireland's investigation under the provisions…
- [NTSB CEN19LA251](https://openairdocs.org/ntsb/CEN19LA251.md): Ryan Navion · Chicago, IL · Accident · No injuries · Class 3 · Limited · Final report · Jul 27, 2019 · N27AW · Substantial damage
  > The failure of the left main landing gear upper side brace assembly during landing due to reverse bending fatigue as a result of the incomplete penetration of the circumferential weld during initial production of the component.
- [NTSB DCA19WA183](https://openairdocs.org/ntsb/DCA19WA183.md): Boeing 747 · Harare, Zimbabwe · Incident · No injuries · Foreign investigation · Jul 9, 2019 · PH-CKA · Minor damage
  > The CAA of Zimbabwe has notified the NTSB of an incident involving a Boeing 747 airplane that occurred on July 09, 2019. The NTSB has appointed a U.S. Accredited Representative to assist the CAAZ's investigation under the provisions of ICAO Annex 13 as State…
- [NTSB GAA19CA376](https://openairdocs.org/ntsb/GAA19CA376.md): Piper PA 12 · Yakima, WA · Accident · No injuries · Data collection · Final report · Jun 30, 2019 · N4238M · Substantial damage
  > The separation of the left steering spring from the tailwheel assembly during landing for reasons that could not be determined, which resulted in a ground loop.
- [NTSB CEN19LA166](https://openairdocs.org/ntsb/CEN19LA166.md): Beech E90 · Greenville, TX · Accident · No injuries · Class 3 · Limited · Final report · Jun 12, 2019 · N176TW · Substantial damage
  > The fatigue failure of the right main landing gear upper torque knee.
- [NTSB ANC19LA024](https://openairdocs.org/ntsb/ANC19LA024.md): Aeronca 7DC · Nome Creek, AK · Accident · No injuries · Class 3 · Limited · Final report · Jun 12, 2019 · N83391 · Substantial damage
  > The failure of the airplane's structural tubing due to corrosion, which resulted in a tailwheel separation and a subsequent loss of control. Also causal was the mechanic's failure to perform a detailed inspection of the aft fuselage during the most recent…
- [NTSB CEN19LA133](https://openairdocs.org/ntsb/CEN19LA133.md): Cirrus SR20 · Mineral Wells, TX · Accident · No injuries · Class 3 · Limited · Final report · May 2, 2019 · N8160C · Substantial damage
  > The in-flight separation of the right aileron when the inboard hinge bolt disengaged from its nut plate due to excessively twisted safety wire, which resulted in a torsional overstress fracture that caused the inboard hinge bolt to become unsecured.
- [NTSB DCA19WA072](https://openairdocs.org/ntsb/DCA19WA072.md): Boeing 787 · Casablanca, Morocco · Incident · No injuries · Foreign investigation · Feb 3, 2019 · CN-RAM · Minor damage
  > The BEA of Morocco has notified the NTSB of an incident involving a Boeing 787 airplane that occurred on February 03, 2019. The NTSB has appointed a U.S. Accredited Representative to assist the BEA of Morocco's investigation under the provisions of ICAO Annex…
- [NTSB ERA19LA030](https://openairdocs.org/ntsb/ERA19LA030.md): Piper PA28 · Simsbury, CT · Accident · Minor injuries · Limited investigation · Final report · Oct 28, 2018 · N8132X · Substantial damage
  > Maintenance personnel's inadequate inspection of the wheel brake system during the airplane's most recent 100-hour inspection, which resulted in a loss of hydraulic fluid and the pilot's inability to control the airplane during the landing.
- [NTSB WPR19LA028](https://openairdocs.org/ntsb/WPR19LA028.md): Bell 430 · Kailua, HI · Accident · No injuries · Class 3 · Limited · Final report · Oct 27, 2018 · N430ST · Substantial damage
  > The separation of one of the tail rotors blades’ root enclosures due to improper repair.
- [NTSB GAA18CA544](https://openairdocs.org/ntsb/GAA18CA544.md): Halladay Roy Lockheed · Denver, CO · Accident · No injuries · Data collection · Final report · Sep 9, 2018 · N514RH · Substantial damage
  > The pilot's failure to verify that the emergency canopy release was in the correct position when opening the canopy during landing, which resulted in the canopy separating from the airplane and subsequently impacting the empennage.
- [NTSB WPR18TA239](https://openairdocs.org/ntsb/WPR18TA239.md): Eurocopter EC130 · Hilo, HI · Accident · Minor injuries · Class 3 · Final report · Aug 19, 2018 · N11QP · Substantial damage
  > The separation of the left sliding door in flight after it opened for reasons that could not be determined based on the available evidence, which resulted in damage to the main rotor blades.
- [NTSB ANC18LA067](https://openairdocs.org/ntsb/ANC18LA067.md): Cessna U206 · Pedro Bay, AK · Accident · No injuries · Limited investigation · Final report · Aug 18, 2018 · N441GR · Substantial damage
  > The fatigue fracture of both main landing gear legs during the landing roll, which resulted in the collapse and separation of both main landing gear legs.
- [NTSB CEN18LA313](https://openairdocs.org/ntsb/CEN18LA313.md): Brantly B-2 · Midland, MI · Accident · No injuries · Limited investigation · Final report · Aug 3, 2018 · N5901X · Substantial damage
  > The in-flight separation of the tail rotor blade due to fatigue, which resulted in the subsequent emergency landing and dynamic rollover.
- [NTSB CEN18FA258](https://openairdocs.org/ntsb/CEN18FA258.md): Bell 47G · Arlington, IN · Accident · 1 fatal · Field investigation · Final report · Jul 6, 2018 · N96195 · Substantial damage
  > The inflight separation of the upper transmission due to the thread failure of transmission housing attachment bolts, which were installed on the helicopter with thread damage from a prior installation.
- [NTSB ANC18WA060](https://openairdocs.org/ntsb/ANC18WA060.md): Bell 205 · Hudson Bay, Canada · Accident · No injuries · Foreign investigation · Jun 27, 2018 · C-FYHD · Substantial damage
  > On June 27, 2018, at 1713 central standard time, a Canadian registered Bell 205A helicopter, C-FYHD, operated by Transwest Air Ltd Partnership, was substantially damaged during a precautionary landing due to severe airframe vibration at Buckmayer Lake,…
- [NTSB ERA18WA156](https://openairdocs.org/ntsb/ERA18WA156.md): Cessna 152 · Tulua, Colombia · Incident · No injuries · Foreign investigation · May 28, 2018 · HK2367G · Minor damage
  > The government of Colombia has notified the NTSB of an accident involving a CESSNA 152 airplane that occurred on May 28, 2018. The NTSB has appointed a U.S. Accredited Representative to assist the government of Colombia's investigation under the provisions of…
- [NTSB WPR18LA147](https://openairdocs.org/ntsb/WPR18LA147.md): Bell UH 1H · Olympia, WA · Accident · Serious injuries · Class 3 · Limited · Final report · May 25, 2018 · N111DR · Substantial damage
  > A loss of tail rotor thrust due to the improper installation of the tail rotor assembly by maintenance personnel resulted in the pilot’s inability to maintain control of the helicopter as he began transition into forward flight from a hover, which resulted in…
- [NTSB WPR18LA158](https://openairdocs.org/ntsb/WPR18LA158.md): Rhoads Autogyro MTO Sport · San Manuel, AZ · Accident · No injuries · Class 3 · Limited · Final report · May 21, 2018 · N574BR · Substantial damage
  > The fracture of the propeller hub due to corrosion pitting along the propeller blade root seat, which led to cracking that was propagated due to high-cycle fatigue.
- [NTSB WPR18FA143](https://openairdocs.org/ntsb/WPR18FA143.md): I.C.A.-Brasov IS 29D · Avenal, CA · Accident · 1 fatal · Field investigation · Final report · May 19, 2018 · N38ES · Destroyed
  > The pilot's improper installation of the wings onto the glider, which resulted in an in-flight wing separation. Contributing to the accident were the pilot's limited familiarity with the design and a lack of reliable assembly guidance.
- [NTSB DCA18WA155](https://openairdocs.org/ntsb/DCA18WA155.md): Boeing 737 · Mexico · Incident · No injuries · Foreign investigation · Apr 18, 2018 · XA-UQA · No damage
  > The government of Mexico has notified the NTSB of an incident involving a BOEING 737 airplane that occurred on April 18, 2018. The NTSB has appointed a U.S. Accredited Representative to assist the government of Mexico's investigation under the provisions of…
- [NTSB ERA18WA132](https://openairdocs.org/ntsb/ERA18WA132.md): Bell 206 · Vereda Plateado, Colombia · Accident · No injuries · Foreign investigation · Apr 11, 2018 · HK-4776 · Substantial damage
  > The government of Colombia has notified the NTSB of an accident involving a BELL 206 helicopter that occurred on April 11, 2018. The NTSB has appointed a U.S. Accredited Representative to assist the government of Colombia's investigation under the provisions…
- [NTSB CEN18LA112](https://openairdocs.org/ntsb/CEN18LA112.md): Piper PA 28 · Mackinac Island, MI · Accident · No injuries · Limited investigation · Final report · Feb 26, 2018 · N1722J · Substantial damage
  > The improper reinstallation of the right main landing gear by maintenance personnel which resulted in the separation of the landing gear and the subsequent abnormal runway contact during the landing.
- [NTSB GAA18CA108](https://openairdocs.org/ntsb/GAA18CA108.md): Piper J3L · Astoria, OR · Accident · No injuries · Data collection · Final report · Jan 13, 2018 · N35226 · Substantial damage
  > The control stick handgrip separation from the control stick resulting in the airplane pitching forward, which resulted in hard landing.
- [NTSB CEN18CA072](https://openairdocs.org/ntsb/CEN18CA072.md): Bell Helicopter Textron Canada 407 · Norfolk, NE · Accident · No injuries · Data collection · Final report · Jan 5, 2018 · N214AM · Substantial damage
  > Maintenance personnel’s failure to properly secure the tail rotor drive shaft cover, which resulted in the cover departing the helicopter in flight.
- [NTSB ANC18LA018](https://openairdocs.org/ntsb/ANC18LA018.md): Costruzioni Aeronautiche Tecna P2006 · Lynchburg, VA · Accident · No injuries · Class 2 · Limited · Final report · Jan 1, 2018 · N594MA · Substantial damage
  > The failure of the left main landing gear assembly due to a fatigue fracture along the inside circumferential weld on the trailing arm’s attachment flange, which resulted from the manufacturer’s inadequate welding of the trailing arm connecting the lower arm…
- [NTSB GAA18CA077](https://openairdocs.org/ntsb/GAA18CA077.md): Czech Sport Aircraft a.s. Sport Cruiser · Sacramento, CA · Accident · No injuries · Data collection · Final report · Dec 9, 2017 · N227US · Destroyed
  > The pilot’s improper landing flare, which resulted in a hard landing. Contributing to the accident was the pilot’s failure to securely lock the canopy before takeoff.
- [NTSB ANC18LA008](https://openairdocs.org/ntsb/ANC18LA008.md): Cloud Jeffrey Ferrell Long EZ · Eufaula, AL · Accident · No injuries · Limited investigation · Final report · Nov 11, 2017 · N754T · Substantial damage
  > The in-flight separation of a portion of the propeller, which subsequently penetrated the right rudder, as a result of the failure of the bond line between two of the propeller’s wood layers. Contributing to the failure of the propeller was the manufacturer’s…
- [NTSB CEN18LA027](https://openairdocs.org/ntsb/CEN18LA027.md): Riggs Kenneth W T Bird II · St Mary's, KS · Accident · Serious injuries · Limited investigation · Final report · Nov 5, 2017 · N618ER · Substantial damage
  > The loss of engine power due to a propeller failure when the passenger’s hat exited the cockpit and impacted the three-bladed pusher propeller, separating one of the propeller blades.
- [NTSB DCA17WA205](https://openairdocs.org/ntsb/DCA17WA205.md): Boeing 777 · Osaka, Japan · Incident · No injuries · Foreign investigation · Sep 23, 2017 · PHBQC · Minor damage
  > The Japan Transport Safety Board (JTSB) has notified the NTSB of a serious incident involving a BOEING 777 airplane that occurred on September 23, 2017. The NTSB has appointed a U.S. Accredited Representative to assist the government of Japan's investigation…
- [NTSB CEN17LA333](https://openairdocs.org/ntsb/CEN17LA333.md): Gulfstream American AA 5B · Carbondale, IL · Accident · Serious injuries · Limited investigation · Final report · Aug 28, 2017 · N28005 · Substantial damage
  > The failure of the propeller due to fatigue as a result of improper installation by unknown maintenance personnel at some point during the life of the propeller.
- [NTSB ERA17LA298](https://openairdocs.org/ntsb/ERA17LA298.md): Cessna 305 · Wurtsboro, NY · Accident · Minor injuries · Limited investigation · Final report · Aug 27, 2017 · N1834 · Substantial damage
  > A fatigue fracture of the left main landing gear axle.
- [NTSB ANC17LA052](https://openairdocs.org/ntsb/ANC17LA052.md): Cessna A185 · Aniak, AK · Accident · No injuries · Limited investigation · Final report · Aug 18, 2017 · N92DC · Substantial damage
  > The pilot's inadequate preflight inspection, which failed to detect a crack in the propeller blade, which led to the separation of a section of a propeller blade due to fatigue.
- [NTSB CEN17LA312](https://openairdocs.org/ntsb/CEN17LA312.md): Ralph Marine Devil DOG · Danville, AR · Accident · No injuries · Limited investigation · Final report · Aug 3, 2017 · N165AB · Substantial damage
  > A separation of the left tire from its wheel because of the use of an improper substance and wheel size, which resulted in a loss of directional control during landing.
- [NTSB CEN17LA264](https://openairdocs.org/ntsb/CEN17LA264.md): Bell 47D1 · Big Lake, MN · Accident · No injuries · Limited investigation · Final report · Jul 6, 2017 · N153B · Substantial damage
  > The failure of the metal core assembly within a wooden main rotor blade due to undetected corrosion and fatigue, which caused the wooden blade to separate from the rotor mast.
- [NTSB CEN17LA235](https://openairdocs.org/ntsb/CEN17LA235.md): Cessna 182A · Buffalo, OK · Accident · No injuries · Limited investigation · Final report · Jun 17, 2017 · N6196B · Substantial damage
  > The separation of the nose wheel axle bolt and the nose wheel during the landing roll for reasons that could not be determined because the bolt was not recovered.
- [NTSB GAA17CA321](https://openairdocs.org/ntsb/GAA17CA321.md): Ag-Cat G 164 · Tulelake, CA · Accident · No injuries · Data collection · Final report · Jun 5, 2017 · N80083 · Substantial damage
  > The pilot’s improper decision to perform a low altitude fly-by over ground equipment, which resulted in the airplane striking the equipment.

Next page: https://openairdocs.org/ntsb-events/338/cases.md?page=4

## 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?page=3

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