# 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 11 of 12 · 563 cases

## Cases, newest first

- [NTSB CEN11LA120](https://openairdocs.org/ntsb/CEN11LA120.md): Beech 300 · Minneapolis, MN · Accident · No injuries · Limited investigation · Final report · Dec 10, 2010 · N206K · Substantial damage
  > The pilot's failure to follow the aircraft checklist in locking the cabin door prior to departure which resulted in its in-flight separation.
- [NTSB CEN11IA114](https://openairdocs.org/ntsb/CEN11IA114.md): Diamond Aircraft Ind DA 40 · Colorado Springs, CO · Incident · No injuries · Incident investigation · Final report · Dec 8, 2010 · N326AF · Minor damage
  > Fatigue failure of the nose wheel fork, which resulted in separation of the nose wheel.
- [NTSB CEN11LA077](https://openairdocs.org/ntsb/CEN11LA077.md): Halbrook Rans S-6S · St. Cloud, MN · Accident · No injuries · Limited investigation · Final report · Nov 17, 2010 · N280JH · Substantial damage
  > The airplane kit manufacturer’s recommended use of an improper nut type for securing the door hinge.
- [NTSB ERA11FA036](https://openairdocs.org/ntsb/ERA11FA036.md): Beech B36TC · Rienzi, MS · Accident · 2 fatal · Field investigation · Final report · Oct 26, 2010 · N8045Y · Substantial damage
  > The pilot's continued flight into known adverse weather conditions. Contributing to the accident was the air traffic controller's failure to provide precipitation information to the pilot as required.
- [NTSB CEN11GA020](https://openairdocs.org/ntsb/CEN11GA020.md): Bell 206B · Clarkson Valley, MO · Accident · 1 fatal · Final report · Oct 15, 2010 · N96MP · Substantial damage
  > The total loss of engine power due to fuel exhaustion, which resulted from the pilot's inadequate preflight planning and decision-making, and his improper control inputs following the loss of engine power, which resulted in mast bumping and separation of the…
- [NTSB CEN11CA031](https://openairdocs.org/ntsb/CEN11CA031.md): Beech A36 · Pagosa Springs, CO · Accident · No injuries · Data collection · Final report · Oct 14, 2010 · N4979M · Substantial damage
  > The pilot's improper flare, which resulted in a hard landing.
- [NTSB WPR10FA440](https://openairdocs.org/ntsb/WPR10FA440.md): Hiller UH 12E · Kamiah, ID · Accident · 3 fatal · Field investigation · Final report · Aug 31, 2010 · N67264 · Substantial damage
  > In-flight impact of a passenger's metal clipboard with the helicopter’s tail rotor, which resulted in destruction of the tail rotor and subsequent loss of control of the helicopter. The original location of the clipboard and how it became free could not be…
- [NTSB WPR10CA437](https://openairdocs.org/ntsb/WPR10CA437.md): Holt Herbert L Long EZ · Afton, WY · Accident · No injuries · Data collection · Final report · Aug 29, 2010 · N31939 · Substantial damage
  > The pilot's failure to securely lock the canopy prior to takeoff, which allowed the contents of the cabin to exit the airplane and damage the propeller. Contributing to the severity of the damage was the subsequent fire that ensued.
- [NTSB ERA10TA429](https://openairdocs.org/ntsb/ERA10TA429.md): Bell UH1H · Warrenton, VA · Accident · No injuries · Final report · Aug 16, 2010 · UNREG · Substantial damage
  > The pilot receiving instruction's failure to maintain a proper pitch attitude during the practice autorotation maneuver.
- [NTSB WPR10LA381](https://openairdocs.org/ntsb/WPR10LA381.md): Advertising Mgmt & Consulting Velocity Super XLRG5 · San Diego, CA · Accident · 2 fatal · Limited investigation · Final report · Aug 2, 2010 · N444YP · Substantial damage
  > The pilot did not close and secure the right passenger door, which resulted in an in-flight separation of the door and subsequent loss of engine power due to the door’s collision with the rear-mounted engine assembly.
- [NTSB ERA10LA361](https://openairdocs.org/ntsb/ERA10LA361.md): Robinson Helicopter R22 Beta · West Melbourne, FL · Accident · No injuries · Limited investigation · Final report · Jul 15, 2010 · N74603 · Substantial damage
  > Separation of the main rotor drive belts due to maintenance personnel’s failure to adequately inspect the upper drive sheave prior to installing the belts.
- [NTSB CEN10IA372](https://openairdocs.org/ntsb/CEN10IA372.md): Eurocopter AS365N3 · Dayton, OH · Incident · No injuries · Incident investigation · Final report · Jul 4, 2010 · N520CF · Minor damage
  > The unintentional movement of the jettison handle in-flight due to the pilot’s dropping of a manual that impacted the handle and released the door window, which then impacted the horizontal stabilizer. Contributing to the accident was the jettison handle…
- [NTSB WPR10LA317](https://openairdocs.org/ntsb/WPR10LA317.md): Worgull Hornet · Camp Verde, AZ · Accident · Serious injuries · Limited investigation · Final report · Jun 28, 2010 · N707BD · Substantial damage
  > The in-flight separation of the exhaust clamps for an undetermined reason, which resulted in the exhaust system striking the wooden propeller.
- [NTSB CEN10CA358](https://openairdocs.org/ntsb/CEN10CA358.md): Cessna 180K · Cahokia, IL · Accident · No injuries · Data collection · Final report · Jun 26, 2010 · N2785K · Substantial damage
  > The fatigue failure of the axle's attaching bolts during landing.
- [NTSB WPR10FA277](https://openairdocs.org/ntsb/WPR10FA277.md): Robinson R22 Beta · Spokane, WA · Accident · 1 fatal · Field investigation · Final report · Jun 2, 2010 · N522SA · Substantial damage
  > A loss of engine power for reasons that could not be determined because postaccident examination of the airframe and engine did not reveal any anomalies that would have precluded normal operation and the student pilot's failure to maintain main rotor rpm.…
- [NTSB CEN10FA291](https://openairdocs.org/ntsb/CEN10FA291.md): Bell 222 · Midlothian, TX · Accident · 2 fatal · Field investigation · Final report · Jun 2, 2010 · N515MK · Substantial damage
  > The fracture of a swashplate drive pin as a result of hydrogen embrittlement due to an unknown source, which resulted in an in-flight breakup of the main rotor system during cruise flight.
- [NTSB CEN10LA245](https://openairdocs.org/ntsb/CEN10LA245.md): Gross Cozy · Pine Bluff, AR · Accident · Minor injuries · Limited investigation · Final report · May 9, 2010 · N144TJ · Substantial damage
  > The inadvertent opening of the cockpit canopy during cruise flight for undetermined reasons, which allowed debris to impact and damage the pusher propeller with a resulting total loss of engine power.
- [NTSB CEN10LA241](https://openairdocs.org/ntsb/CEN10LA241.md): Hager Clinton Ray Vans RV-8 · Prague, OK · Accident · Minor injuries · Limited investigation · Final report · May 6, 2010 · N127TT · Substantial damage
  > The in-flight separation of a propeller blade for undetermined reasons.
- [NTSB ERA10IA254](https://openairdocs.org/ntsb/ERA10IA254.md): Piper PA 46-350P · Owensboro, KY · Incident · No injuries · Incident investigation · Final report · Apr 25, 2010 · N46PT · Minor damage
  > A failure of the pilot's side window due to undetected cracking around the lower aft portion of the storm window cutout.
- [NTSB ENG10IA026](https://openairdocs.org/ntsb/ENG10IA026.md): Airbus A320 · Newark, NJ · Incident · No injuries · Incident investigation · Final report · Apr 5, 2010 · N535JB · Minor damage
  > The separation of both halves of the left engine fan cowl assembly due to improper latching and locking of the all the fan cowl latches. The cause of the improper latching and locking of the fan cowls was due to the failure of the mechanic to unstow and…
- [NTSB ERA10LA175](https://openairdocs.org/ntsb/ERA10LA175.md): Smith Edward I Lancair IV-P · Hilton Head Island, SC · Accident · 1 fatal · Limited investigation · Final report · Mar 15, 2010 · N9JE · Minor damage
  > A loss of engine power due to the failure of the crankshaft as a result of a previous propeller strike.
- [NTSB ERA10IA170](https://openairdocs.org/ntsb/ERA10IA170.md): Gulfstream American G-1159A · Farmingdale, NY · Incident · No injuries · Incident investigation · Final report · Mar 10, 2010 · N155MM · Minor damage
  > Progressive cracking from an undetermined initiation source, which resulted in the failure of the No. 4 cabin window outer pane, and the subsequent foreign object ingestion to the right engine.
- [NTSB ERA10FA140](https://openairdocs.org/ntsb/ERA10FA140.md): Cessna T337G · Farmingdale, NJ · Accident · 5 fatal · Field investigation · Final report · Feb 15, 2010 · N12NA · Substantial damage
  > The pilots’ failure to adhere to the airplane’s operating limitations, which resulted in overload failure of the right wing. Findings of the investigation were the adverse effects of multiple supplemental type certificates (STC) to the airframe wing structure…
- [NTSB WPR10FA133](https://openairdocs.org/ntsb/WPR10FA133.md): Eurocopter EC135 · Cave Creek, AZ · Accident · 5 fatal · Field investigation · Final report · Feb 14, 2010 · N127TS · Substantial damage
  > The sudden and inadvertent lowering of the collective to near the lower stop, followed by a simultaneous movement of the collective back up and the cyclic control to a nearly full-aft position, which resulted in the main rotor disc diverging from its normal…
- [NTSB ERA10WA149](https://openairdocs.org/ntsb/ERA10WA149.md): Piper PA32 · Santiago, Ecuador · Incident · No injuries · Foreign investigation · Feb 6, 2010 · HC-BOD · Minor damage
  > On February 6, 2010, about 1020 central standard time, a Piper PA-32-300, of Ecuadorian registration, HC-BOD, registered to and operated by Fundacion Amazonia Verde, separated the left main wheel during the landing roll at the Mashuim Airstrip, Santiago,…
- [NTSB WPR10LA117](https://openairdocs.org/ntsb/WPR10LA117.md): Bell 47G-4A · Shafter, CA · Accident · Minor injuries · Limited investigation · Final report · Jan 22, 2010 · N28938 · Substantial damage
  > The loss of a main rotor blade counterweight due to corrosion. Contributing to the accident was the failure of the operator to perform the initial and recurrent inspections required by a Service Bulletin to detect the corrosion in the counterweight.
- [NTSB WPR10LA075](https://openairdocs.org/ntsb/WPR10LA075.md): Aerospatiale AS 355F1 · Temple Bar, AZ · Accident · No injuries · Limited investigation · Final report · Dec 6, 2009 · N548SA · Substantial damage
  > The pilot’s inadequate preflight inspection. Contributing to the accident was the pilot’s diverted attention during the preflight inspection.
- [NTSB CEN10FA044](https://openairdocs.org/ntsb/CEN10FA044.md): Beech A36 · Spring Branch, TX · Accident · 3 fatal · Field investigation · Final report · Nov 8, 2009 · N91TD · Substantial damage
  > The pilot's failure to maintain control of the airplane during cruise flight in instrument meteorological conditions. Contributing to this accident was the pilot’s lack of recent experience in flying in instrument meteorological conditions.
- [NTSB CEN10FA042](https://openairdocs.org/ntsb/CEN10FA042.md): Zenith Zodiac 601 XL · Agnos, AR · Accident · 1 fatal · Field investigation · Final report · Nov 6, 2009 · N538CJ · Destroyed
  > The in-flight separation of both wings due to aileron flutter. The aileron flutter was the result of inadequate wing stiffness and strength and the lack of aileron counterbalances.
- [NTSB CEN09CA584](https://openairdocs.org/ntsb/CEN09CA584.md): Yates W/Lazar M Safari Helicopter · Cedar Park, TX · Accident · Minor injuries · Data collection · Final report · Sep 13, 2009 · N555BB · Substantial damage
  > An in-flight separation of the tail rotor blades and the tail rotor gearbox for undetermined reasons.
- [NTSB WPR09CA434](https://openairdocs.org/ntsb/WPR09CA434.md): Cessna 195 · Camarillo, CA · Accident · No injuries · Data collection · Final report · Sep 5, 2009 · N1508D · Substantial damage
  > The pilot's failure to maintain directional control during the landing roll.
- [NTSB WPR09CA421](https://openairdocs.org/ntsb/WPR09CA421.md): Meyer Robert AIR CAM · Hamilton, MT · Accident · No injuries · Data collection · Final report · Aug 28, 2009 · N950TC · Substantial damage
  > The separation of the right main landing gear wheel due to the flight's encounter with soft terrain while landing on an unimproved river sandbar. Contributing to the accident was the pilot's decision to attempt a landing on an unimproved off-airport surface.
- [NTSB ANC09LA083](https://openairdocs.org/ntsb/ANC09LA083.md): Cessna 185 · McCarthy, AK · Accident · No injuries · Limited investigation · Final report · Aug 16, 2009 · N8209U · Substantial damage
  > The separation of the right main landing gear wheel from the airplane during landing for undetermined reasons, which resulted in an inability to control the airplane.
- [NTSB CEN09CA470](https://openairdocs.org/ntsb/CEN09CA470.md): Raytheon C90A · Bismarck, ND · Accident · No injuries · Data collection · Final report · Jul 23, 2009 · N405DD · Substantial damage
  > The cabin entry door inadvertently opening during initial climb.
- [NTSB WPR09LA340](https://openairdocs.org/ntsb/WPR09LA340.md): Bender Kitfox · Valencia, CA · Accident · No injuries · Limited investigation · Final report · Jul 7, 2009 · N926JB · Substantial damage
  > The failure and separation of a propeller blade for undetermined reasons.
- [NTSB ERA09LA370](https://openairdocs.org/ntsb/ERA09LA370.md): Michael J. Kohout Glassair III · Manassas, VA · Accident · Serious injuries · Limited investigation · Final report · Jun 26, 2009 · N2YT · Substantial damage
  > The pilot's failure to maintain aircraft control while attempting an emergency landing after takeoff. Contributing to the accident was the pilot's inadequate preflight inspection and distraction due to a separated fuel cap in flight.
- [NTSB CEN09LA384](https://openairdocs.org/ntsb/CEN09LA384.md): Stinson 108-3 · Llano, TX · Accident · No injuries · Limited investigation · Final report · Jun 24, 2009 · N6939M · Substantial damage
  > The pilot's inability to maintain aircraft control due to the failure of the left main landing gear wheel, which resulted in the separation of the wheel from the aircraft.
- [NTSB CEN09CA386](https://openairdocs.org/ntsb/CEN09CA386.md): Hubbell Prescott Pusher · Ashville, OH · Accident · No injuries · Data collection · Final report · Jun 24, 2009 · N19PP · Substantial damage
  > A partial loss of engine power due to propeller damage from being struck by the cabin-entry door, which inadvertently opened and departed the airframe for undetermined reasons during flight.
- [NTSB CEN09WA612](https://openairdocs.org/ntsb/CEN09WA612.md): Eurocopter AS350 · Barcelona, Spain · Accident · 2 fatal · Foreign investigation · Jun 22, 2009 · EC-IOJ · Destroyed
  > On June 22, 2009 a Eurocopter AS350B3, Spanish registration EC-IOJ was destroyed while filling the fire attack system with water during a fire extinguishing operation. The pilot and passenger both were killed. According to several witness statements, the…
- [NTSB ERA09CA336](https://openairdocs.org/ntsb/ERA09CA336.md): Taylorcraft BC12-D · Somerville, NJ · Accident · No injuries · Data collection · Final report · Jun 8, 2009 · N43766 · Substantial damage
  > The loss of directional control during the landing roll due to the separation of the tailwheel centering spring for an undetermined reason.
- [NTSB WPR09LA253](https://openairdocs.org/ntsb/WPR09LA253.md): Gauchat Safari · Rock Springs, AZ · Accident · 2 fatal · Limited investigation · Final report · May 22, 2009 · N147MD · Substantial damage
  > The separation of the main rotor head during cruise flight as a result of cyclic fatigue of the main rotor head spindle. The fatigue crack was due to an inadequate manufacturing process.
- [NTSB ERA09LA293](https://openairdocs.org/ntsb/ERA09LA293.md): Gossard Ronald F Kitfox IV · Camden, NC · Accident · Serious injuries · Limited investigation · Final report · May 17, 2009 · N92RG · Substantial damage
  > A loss of engine power due to an in-flight separation of the engine muffler exhaust pipe and resulting impingement of hot exhaust gases on the carburetor.
- [NTSB ANC09CA048](https://openairdocs.org/ntsb/ANC09CA048.md): Piper PA-32-301 · Birchwood, AK · Accident · No injuries · Data collection · Final report · May 16, 2009 · N8374T · Substantial damage
  > The failure of maintenance personnel to properly maintain the cargo door latch, resulting in an in-flight opening and separation of the cargo door, and substantial damage to the horizontal stabilator when it was struck by remnants of the cargo door.
- [NTSB WPR09FA234](https://openairdocs.org/ntsb/WPR09FA234.md): Upton Bakeng Duce · Ramona, CA · Accident · 2 fatal · Field investigation · Final report · May 9, 2009 · N86YP · Substantial damage
  > An in-flight separation of the right wing, which resulted from the pilot's performance of a maneuver that produced aerodynamic loads that exceeded the wing spar’s degraded strength. The wing spar strength degradation was due to the builder's failure to comply…
- [NTSB CEN09LA288](https://openairdocs.org/ntsb/CEN09LA288.md): Smysor Kevin Velocity · Katy, TX · Accident · 1 fatal · Limited investigation · Final report · May 9, 2009 · N45YV · Substantial damage
  > The pilot's loss of control following an in-flight failure of the propeller.
- [NTSB WPR09IA187](https://openairdocs.org/ntsb/WPR09IA187.md): Liberty Aerospace Liberty XL-2 · Camarillo, CA · Incident · No injuries · Incident investigation · Final report · Apr 5, 2009 · N519XL · Minor damage
  > The cruise flight separation of the canopy door. Contributing to the incident was the pilot's failure to ensure that the left side door was securely closed prior to takeoff.
- [NTSB CEN09CA218](https://openairdocs.org/ntsb/CEN09CA218.md): Bell 222 · Milliken, CO · Accident · No injuries · Data collection · Final report · Mar 13, 2009 · N222LL · Substantial damage
  > The separation of the left engine cowling for undetermined reasons.
- [NTSB CEN09LA197](https://openairdocs.org/ntsb/CEN09LA197.md): Neland Richard L Daytona SU · Guymon, OK · Accident · No injuries · Limited investigation · Final report · Feb 26, 2009 · N170DN · Substantial damage
  > Failure of the left main landing gear shock/strut during takeoff for undetermined reasons.
- [NTSB WPR09FA104](https://openairdocs.org/ntsb/WPR09FA104.md): Robinson Helicopter R22 Beta II · Fillmore, CA · Accident · 1 fatal · Field investigation · Final report · Jan 31, 2009 · N4160A · Substantial damage
  > An in-flight break-up while maneuvering as a result of the main rotor blades diverging from the normal plane of rotation and severing the tailboom. The underlying reason for the main rotor divergence could not be determined.
- [NTSB CEN09LA132](https://openairdocs.org/ntsb/CEN09LA132.md): Grumman American Avn. AA-5B · Milford, IN · Accident · No injuries · Limited investigation · Final report · Jan 5, 2009 · N28862 · Substantial damage
  > A loss of engine thrust due to the separation of a section of one of the propeller blades as a result of fatigue failure of the propeller because of corrosion. Contributing to the accident was the failure of the mechanic to detect and address the propeller…

Next page: https://openairdocs.org/ntsb-events/338/sequence.md?page=12

## 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 s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s."tier2Number" = '338' 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/338/sequence?page=11

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