# NTSB investigations, 2004: Airframe/component/system failure/malfunction

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 · 122 cases

## Latest cases

- [NTSB DEN05LA043](https://openairdocs.org/ntsb/DEN05LA043.md): Mooney M20E · Telluride, CO · Accident · No injuries · Limited investigation · Final report · Dec 23, 2004 · N5550Q · Substantial damage
  > the pilot's improper in-flight decision making and inadvertent retraction of the landing gear resulting in a wheels up landing. A contributing factor included the pilot's attention being diverted by the seized engine tachometer.
- [NTSB CHI05LA047](https://openairdocs.org/ntsb/CHI05LA047.md): Learjet 25B · Cedar Rapids, IA · Accident · No injuries · Limited investigation · Final report · Dec 20, 2004 · N252BK · Substantial damage
  > The pilot was not able to maintain directional control of the airplane due to the failure of the nose gear strut seal which prevented the nose wheel from centering. A factor associated with the accident was the berm that the airplane contacted.
- [NTSB LAX05LA083](https://openairdocs.org/ntsb/LAX05LA083.md): Aircraft Mfg & Dev. CH-2000 · Jean, NV · Accident · Serious injuries · Limited investigation · Final report · Dec 17, 2004 · N285AM · Minor damage
  > an in-flight separation of the left cockpit door due to the failure of the hinges from repeated exposure to wind or propeller slip stream forces while in the open position. The hinge failures were the ultimate result of the failure of persons unknown to…
- [NTSB DFW05LA043](https://openairdocs.org/ntsb/DFW05LA043.md): Akers Douglas RA40 Defiant · Slaton, TX · Accident · 1 fatal · Limited investigation · Final report · Dec 17, 2004 · N765MM · Destroyed
  > The pilot's failure to maintain aircraft control. Contributing factors were the opening of the canopy in-flight and the pilot's diverted attention.
- [NTSB LAX05LA049](https://openairdocs.org/ntsb/LAX05LA049.md): Robinson R22B · Los Angeles, CA · Accident · No injuries · Limited investigation · Final report · Dec 11, 2004 · N145RJ · Substantial damage
  > The activation of the low main rotor rpm warning system for undetermined reasons.
- [NTSB LAX05FA046](https://openairdocs.org/ntsb/LAX05FA046.md): Cessna T207A · Meadview, AZ · Accident · 1 fatal · Field investigation · Final report · Dec 8, 2004 · N1783U · Destroyed
  > a loss of control due to the in-flight separation of the right elevator and elevator trim tab control surfaces. The precipitating reason for the elevator separation could not be resolved as related to the tab foam core issue with the available evidence.
- [NTSB DEN05FA032](https://openairdocs.org/ntsb/DEN05FA032.md): Beech A45 · Montgomery, TX · Accident · 2 fatal · Field investigation · Final report · Dec 7, 2004 · N141SW · Destroyed
  > the in-flight separation of the left wing as a result of extensive fatigue cracking throughout the wing carry-through structure.
- [NTSB SEA05FA022](https://openairdocs.org/ntsb/SEA05FA022.md): Cessna 185F · Renton, WA · Accident · 1 fatal · Field investigation · Final report · Dec 5, 2004 · N532PC · Destroyed
  > The pilot's failure to maintain aircraft control when the flaps became jammed/stuck in their full-down position during a takeoff from a touch-and-go landing. Factors include a worn/disconnected flap latch mechanism, and the flaps being unable to be retracted.
- [NTSB ANC05IA016](https://openairdocs.org/ntsb/ANC05IA016.md): Boeing 747SR-146B SF · Anchorage, AK · Incident · No injuries · Incident investigation · Final report · Dec 5, 2004 · JA8158 · Minor damage
  > The fatigue and subsequent fracture of a portion of the airplane's pressure bulkhead, which resulted in a rapid decompression during cruise flight.
- [NTSB NYC05IA029](https://openairdocs.org/ntsb/NYC05IA029.md): Fairchild-Heliporter Pilatus PC6/B2-H2 · Cross Keys, NJ · Incident · No injuries · Incident investigation · Final report · Dec 4, 2004 · N7391U · Minor damage
  > A total failure of the left elevator attachment point for undetermined reasons.
- [NTSB IAD05LA021](https://openairdocs.org/ntsb/IAD05LA021.md): Piper PA-28-140 · Allentown, PA · Accident · No injuries · Limited investigation · Final report · Nov 29, 2004 · N15037 · Substantial damage
  > The pilot's improper decision to continue the flight with known deficiencies in equipment. Also causal was the failure of the right main landing gear due to overstress cracking.
- [NTSB DEN05LA030](https://openairdocs.org/ntsb/DEN05LA030.md): Gulfstream Aerospace G-IV · Eagle, CO · Accident · No injuries · Limited investigation · Final report · Nov 29, 2004 · N420QS · Substantial damage
  > nose wheel steering system failure due to foreign material substance contamination.
- [NTSB ATL05CA024](https://openairdocs.org/ntsb/ATL05CA024.md): Cessna 172N · Wilmington, NC · Accident · No injuries · Data collection · Final report · Nov 14, 2004 · N75776 · Substantial damage
  > The student pilot's failure to recognize the proper emergency procedure, which resulted in a precautionary landing in a field and subsequent collision with a ditch. Factors were the undetermined electrical malfunction, smoke in the cockpit, and the student…
- [NTSB LAX05CA030](https://openairdocs.org/ntsb/LAX05CA030.md): Cessna P210N · Rancho Cordova, CA · Accident · No injuries · Data collection · Final report · Nov 11, 2004 · N6416W · Substantial damage
  > The pilot's failure to refuel the airplane prior to fuel exhaustion, which resulted in a loss of engine power. Contributing factors were the pilot's improper in-flight decision to continue the flight at night after experiencing the total failure of the…
- [NTSB MIA05LA037](https://openairdocs.org/ntsb/MIA05LA037.md): Cessna 172N · Sanford, FL · Accident · No injuries · Limited investigation · Final report · Nov 9, 2004 · N8077E · Substantial damage
  > The improper flare by the pilot in command resulting in a hard landing, Restricted movement of the throttle was a contributing factor.
- [NTSB DFW05LA019](https://openairdocs.org/ntsb/DFW05LA019.md): Bell 206L1 · Sapulpa, OK · Accident · Minor injuries · Limited investigation · Final report · Nov 9, 2004 · N1075P · Substantial damage
  > The loss of tail rotor drive as a result of a blanket coming in contact with the tail rotor blades, after the baggage compartment door unlatched during flight. A contributing factor was the "dusk" light condition that prevailed at the time of the accident.
- [NTSB CHI05CA025](https://openairdocs.org/ntsb/CHI05CA025.md): Jabat Avid Flyer · Cleveland, MO · Accident · No injuries · Data collection · Final report · Nov 6, 2004 · N90JW · Substantial damage
  > The separation of the wing skin from the wing structure and the pilot's subsequent inablility to maintain aircraft control. A factor associated with the accident was the tree that the airplane contacted.
- [NTSB IAD05LA010](https://openairdocs.org/ntsb/IAD05LA010.md): Cessna 172 · Wolfeboro, NH · Accident · No injuries · Limited investigation · Final report · Nov 4, 2004 · N8803B · Substantial damage
  > A jammed control wheel during landing. A contributing factor to the accident was the inadequate maintenance inspection of the airplane's flight control system.
- [NTSB LAX05LA027](https://openairdocs.org/ntsb/LAX05LA027.md): Cessna 172RG · Kingman, AZ · Accident · No injuries · Limited investigation · Final report · Nov 1, 2004 · N6140R · Substantial damage
  > Landing gear extension system component failure resulting in a gear up landing.
- [NTSB DFW05CA024](https://openairdocs.org/ntsb/DFW05CA024.md): McCulloch J2 · Camden, AR · Accident · No injuries · Data collection · Final report · Oct 27, 2004 · N62SJ · Substantial damage
  > The separation of the engine exhaust stack for undetermined reasons.
- [NTSB CHI05MA011](https://openairdocs.org/ntsb/CHI05MA011.md): Boeing 747-132 · Lake Michigan · Accident · No injuries · Major investigation · Final report · Oct 21, 2004 · N709CK · Substantial damage
  > The number one engine separated from the airplane during climb due to the uncontained separation of a portion of the second stage turbine disk rim after the second stage turbine vanes contacted the disk. The second stage turbine vanes contacted the second…
- [NTSB SEA05LA133](https://openairdocs.org/ntsb/SEA05LA133.md): Aero Vodochody Aero. Works L-39C · Hyak, WA · Accident · 2 fatal · Limited investigation · Final report · Oct 19, 2004 · N39TJ · Destroyed
  > The loss of aircraft control during climb to cruise due to an undetermined flight control malfunction.
- [NTSB CHI05CA003](https://openairdocs.org/ntsb/CHI05CA003.md): Sinclair Zenith 701 · Augusta, KS · Accident · No injuries · Data collection · Final report · Oct 8, 2004 · N701TD · Substantial damage
  > The manufacturer's inadequate design/production of the landing gear axle leading to its separation and the airplanes subsequent nose over during the landing roll.. A factor was the axle's separation from its spring.
- [NTSB SEA05LA008](https://openairdocs.org/ntsb/SEA05LA008.md): Higgins Acro-Sport II · Coeur d'Alene, ID · Accident · No injuries · Limited investigation · Final report · Oct 2, 2004 · N214JH · Substantial damage
  > The airplane's wood propeller separated from the airplane during cruise. A factor was the ditch that the airplane impacted during the landing roll subsequent to the forced landing.
- [NTSB IAD05LA001](https://openairdocs.org/ntsb/IAD05LA001.md): Piper PA-34-200T · Robbinsville, NJ · Accident · No injuries · Limited investigation · Final report · Oct 2, 2004 · N5507V · Substantial damage
  > The repair station's improper installation of the stabilator trim tab. A factor was the pilot's inadequate preflight inspection of the airplane.
- [NTSB LAX04LA331](https://openairdocs.org/ntsb/LAX04LA331.md): Schweizer 269C-1 · Burbank, CA · Accident · No injuries · Limited investigation · Final report · Sep 25, 2004 · N61413 · Substantial damage
  > the failure of maintenance personnel to correctly service the forward landing gear strut dampers in accordance with the manufacturer's maintenance instructions.
- [NTSB ATL04CA186](https://openairdocs.org/ntsb/ATL04CA186.md): Cessna 172RG · Montgomery, AL · Accident · No injuries · Data collection · Final report · Sep 15, 2004 · N948SM · Substantial damage
  > The separation of a hydraulic line for undetermined reasons, which resulted in a hydraulic fluid leak and malfunction of the landing gear.
- [NTSB ATL04LA181](https://openairdocs.org/ntsb/ATL04LA181.md): Hughes HU-369-D · Waynesboro, GA · Accident · Minor injuries · Limited investigation · Final report · Sep 10, 2004 · N5211R · Substantial damage
  > The tail rotor assembly failed due to a fatigue fracture of the input gearshaft in the tail rotor gearbox assembly, which resulted in a loss of tail rotor control and subsequent collision with trees.
- [NTSB LAX04LA333](https://openairdocs.org/ntsb/LAX04LA333.md): McDonnell Douglas MD 900 · Mesa, AZ · Accident · No injuries · Limited investigation · Final report · Sep 8, 2004 · N9016W · Substantial damage
  > fracture of a Tension-Torsion strap in the anti-torque fan due to progressive fiber failure of the composite strap material from compression and/or transverse shear stresses that occurred with repeated manipulation of the cockpit anti-torque control pedals…
- [NTSB DEN04LA140](https://openairdocs.org/ntsb/DEN04LA140.md): Beech B-60 · Casper, WY · Accident · No injuries · Limited investigation · Final report · Sep 8, 2004 · N1551L · Substantial damage
  > the missing nose gear assembly bolt, spacer and nut resulting in a gear collapse due to improper maintenance procedures. Contributing to the accident was the collision with the storm drain.
- [NTSB ATL04CA189](https://openairdocs.org/ntsb/ATL04CA189.md): Beech D18S · Tullahoma, TN · Accident · No injuries · Data collection · Final report · Sep 6, 2004 · N432U · Substantial damage
  > Right tire burst during an attempted takeoff that resulted in loss of directional control and the on ground collision with the ground.
- [NTSB DEN04LA138](https://openairdocs.org/ntsb/DEN04LA138.md): Gates Learjet 25B · Colorado Spring, CO · Accident · No injuries · Limited investigation · Final report · Sep 4, 2004 · N47MR · Substantial damage
  > right main tire failure for reasons undetermined.
- [NTSB LAX04LA312](https://openairdocs.org/ntsb/LAX04LA312.md): Beech F33A · Fresno, CA · Accident · No injuries · Limited investigation · Final report · Sep 3, 2004 · N1854N · Substantial damage
  > the pilot's loss of pitch control authority during landing flare due to an autopilot system failure that inhibited control yoke movement. A factor was inadequate autopilot system maintenance.
- [NTSB NYC04FA197](https://openairdocs.org/ntsb/NYC04FA197.md): Robinson R-22 · Northport, NY · Accident · 2 fatal · Field investigation · Final report · Aug 29, 2004 · N871CL · Substantial damage
  > An improper maneuver by the flightcrew while attempting to avoid a kite, which resulted in mast bumping, the separation of the main rotor system, and a subsequent uncontrolled descent into water.
- [NTSB ATL04LA171](https://openairdocs.org/ntsb/ATL04LA171.md): Hawkins William Searey · Dayton, TN · Accident · Minor injuries · Limited investigation · Final report · Aug 27, 2004 · N1209J · Substantial damage
  > The delamination of the fiberglass hull of the airplane.
- [NTSB DEN04LA129](https://openairdocs.org/ntsb/DEN04LA129.md): Piper PA-24-250 · Sterling, CO · Accident · No injuries · Limited investigation · Final report · Aug 22, 2004 · N5975P · Destroyed
  > the failure of the landing gear extension system for undetermined reasons.
- [NTSB ATL04CA169](https://openairdocs.org/ntsb/ATL04CA169.md): Aeronca 7AC · Spring Hope, NC · Accident · No injuries · Data collection · Final report · Aug 22, 2004 · N84399 · Substantial damage
  > The binding of the right aileron control cable, which resulted in a loss in aileron control, and subsequent collision with trees and terrain.
- [NTSB IAD04LA041](https://openairdocs.org/ntsb/IAD04LA041.md): Piper PA-28R-180 · London, KY · Accident · No injuries · Limited investigation · Final report · Aug 20, 2004 · N2330T · Substantial damage
  > An undocumented, improper repair attempt, which subsequently resulted in fatigue cracking to the rib cap.
- [NTSB DEN04IA126](https://openairdocs.org/ntsb/DEN04IA126.md): Cessna 750 · Jackson, WY · Incident · No injuries · Incident investigation · Final report · Aug 18, 2004 · N961QS · Minor damage
  > the failure of the right main landing gear trailing link due to fatigue cracking initiated by an undetected manufacturing defect. A contributing factor was the improper plating process by unknown manufacture personnel.
- [NTSB SEA04LA162](https://openairdocs.org/ntsb/SEA04LA162.md): Universal Moulded Pdts. Monocoach · Pullman, WA · Accident · No injuries · Limited investigation · Final report · Aug 17, 2004 · N11872 · Substantial damage
  > The failure of a landing gear oleo retaining nut safety clip (snap ring) at an unknown point in time, leading to the partial separation of the landing gear strut while in flight, and the full collapse of the strut during the subsequent landing. Factors…
- [NTSB CHI04CA228](https://openairdocs.org/ntsb/CHI04CA228.md): Piper PA-22-150 · Elkhart, IN · Accident · No injuries · Data collection · Final report · Aug 15, 2004 · N4303A · Substantial damage
  > The failure of the seat during landing roll and the subsequent pilot's airplane handling not being possible.
- [NTSB ANC04FA092](https://openairdocs.org/ntsb/ANC04FA092.md): Maule M-5-235C · Seward, AK · Accident · 2 fatal · Field investigation · Final report · Aug 15, 2004 · N6194M · Substantial damage
  > The failure of an aviation mechanic/inspector to adequately inspect the pilot/owner's work during the engine overhaul, which resulted in a loss of engine oil and engine power during cruise flight, and a subsequent ditching. Factors associated with the…
- [NTSB DEN04CA122](https://openairdocs.org/ntsb/DEN04CA122.md): Eurocopter France EC-130 B4 · Englewood, CO · Accident · No injuries · Data collection · Final report · Aug 9, 2004 · N910U · Substantial damage
  > the pilot's failure to perform a preflight inspection. Contributing to the accident was the transmission cowling that disconnected during the landing.
- [NTSB LAX04LA287](https://openairdocs.org/ntsb/LAX04LA287.md): Cessna TR182 · Torrance, CA · Accident · No injuries · Limited investigation · Final report · Aug 6, 2004 · N4657S · Substantial damage
  > A wheels up landing due to the failure of the hydraulic hose leading to the nose gear actuator, which depleted the hydraulic system of pressurized fluid.
- [NTSB MIA04GA117](https://openairdocs.org/ntsb/MIA04GA117.md): Bell 47G-5 · Bunnell, FL · Accident · 1 fatal · Final report · Aug 4, 2004 · N232MC · Substantial damage
  > The pilot's continued flights and inadequate inspections after repeated tail rotor guard ground strikes due to improper flaring, which resulted in an in-flight failure of tail rotor drive shaft components, a loss of control, and the helicopter crash.
- [NTSB CHI04LA213](https://openairdocs.org/ntsb/CHI04LA213.md): Cessna 208B · Big Rapids, MI · Accident · No injuries · Limited investigation · Final report · Aug 4, 2004 · N1037N · Substantial damage
  > The pilot's failure to verify that the cargo door was latched properly prior to flight and the subsequent in-flight opening of the door. A contributing factor was the box which departed the cargo compartment and struck the horizontal stabilizer.
- [NTSB MIA04FA115](https://openairdocs.org/ntsb/MIA04FA115.md): Robinson R22 Beta · Miami, FL · Accident · 1 fatal · Field investigation · Final report · Aug 2, 2004 · N2566W · Destroyed
  > The failure of company maintenance personnel to secure the push/pull tube to the left lug of the non-rotating portion of the swashplate assembly following maintenance, and the inability of the pilot to control the helicopter resulting in the in-flight…
- [NTSB SEA04LA153](https://openairdocs.org/ntsb/SEA04LA153.md): Piper PA-24-260 · Redmond, OR · Accident · No injuries · Limited investigation · Final report · Aug 1, 2004 · N9394P · Substantial damage
  > Unknown malfunction of the landing gear system for undetermined reasons that resulted in a gear collapse during landing.
- [NTSB SEA04TA147](https://openairdocs.org/ntsb/SEA04TA147.md): WSK PZL Mielec M-18A · Burns, OR · Accident · No injuries · Final report · Jul 26, 2004 · N495WP · Substantial damage
  > The improper installation of the throttle linkage clevis to the throttle control arm by unknown maintenance personnel. Contributing factors were the nylon lock nut separating from its' bolt, which permitted the throttle cable to disconnect from the throttle…
- [NTSB LAX04LA276](https://openairdocs.org/ntsb/LAX04LA276.md): Beech 95-B55 · Minden, NV · Accident · No injuries · Limited investigation · Final report · Jul 24, 2004 · N88CS · Substantial damage
  > the pilot's failure to lower the landing gear during landing approach, which resulted in his inadvertent gear up landing. A factor was his distraction due to a component malfunction.

Next page: https://openairdocs.org/ntsb.md?year=2004&occurrence=130&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 year(c."eventDate") = 2004
  AND c."mKey" IN (SELECT o.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o."occurrenceNumber" = 1 AND o."occurrenceCode" = 130)
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?occurrence=130&year=2004

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