# NTSB investigations: Continental IO-520 series

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 25 of 95 · 4,750 cases

## Cases, newest first

- [NTSB DEN04CA080](https://openairdocs.org/ntsb/DEN04CA080.md): Cessna T188C · Lamar, CO · Accident · No injuries · Data collection · Final report · May 25, 2004 · N2030J · Substantial damage
  > A partial loss of engine power for undetermined reasons and the pilot's failure to maintain adequate airspeed which resulted in a stall. Contributing to the accident was the low altitude.
- [NTSB ANC04LA055](https://openairdocs.org/ntsb/ANC04LA055.md): Cessna 185E · King Salmon, AK · Accident · No injuries · Limited investigation · Final report · May 20, 2004 · N1932U · Substantial damage
  > The pilot's inadequate compensation for wind conditions during takeoff and initial climb, which resulted in a loss of control, and an in-flight collision with water. A factor contributing to the accident was gusty wind conditions.
- [NTSB SEA04FA088](https://openairdocs.org/ntsb/SEA04FA088.md): Cessna A185F · Molalla, OR · Accident · 1 fatal · Field investigation · Final report · May 19, 2004 · N61611 · Destroyed
  > The pilot's inadequate in-flight planning/decision which resulted in VFR flight into IMC, and his failure to maintain control. Factors include mountain obscuration, clouds and convective weather conditions.
- [NTSB SEA04FA083](https://openairdocs.org/ntsb/SEA04FA083.md): Cessna 170B · Tenino, WA · Accident · 1 fatal · Field investigation · Final report · May 17, 2004 · N3510D · 2 aircraft · Destroyed
  > The pilot's failure to maintain an adequate visual lookout during cruise flight, which resulted in a midair collision between the two airplanes.
- [NTSB ATL04FA118](https://openairdocs.org/ntsb/ATL04FA118.md): Beech A36 · Morrisville, NC · Accident · 1 fatal · Field investigation · Final report · May 17, 2004 · N4550S · Substantial damage
  > The failure of the engine for undetermined reasons resulting in the aircraft colliding with powerlines and the ground during the subsequent forced landing.
- [NTSB SEA04LA087](https://openairdocs.org/ntsb/SEA04LA087.md): Cessna 185A · Polson, MT · Accident · No injuries · Limited investigation · Final report · May 16, 2004 · N1624H · Substantial damage
  > The pilot's inadequate compensation for the changing wind conditions at the time of the landing. Factors include gusty, variable, crosswinds, and a runway marker near the edge of the runway the pilot was landing on.
- [NTSB CHI04LA120](https://openairdocs.org/ntsb/CHI04LA120.md): Cessna 188B · Pleasant Hill, MO · Accident · Minor injuries · Limited investigation · Final report · May 15, 2004 · N188SA · Substantial damage
  > Fuel exhaustion due to the pilot's improper fuel calculations. Contributing factors to the accident included the inaccurate fuel gage and the trees.
- [NTSB DEN04LA071](https://openairdocs.org/ntsb/DEN04LA071.md): Cessna A185E · Englewood, CO · Accident · Serious injuries · Limited investigation · Final report · May 8, 2004 · N185K · Substantial damage
  > the pilot's inadequate preflight planning which failed to verify an adequate fuel supply and his inadequate in-flight planning/decision which resulted in fuel exhaustion. The inadequate indication of his fuel quantity system is a contributing factor.
- [NTSB ANC04LA050](https://openairdocs.org/ntsb/ANC04LA050.md): Cessna U206F · Nanwalek, AK · Accident · No injuries · Limited investigation · Final report · May 2, 2004 · N35860 · Substantial damage
  > A loss of directional control for an undetermined reason during takeoff-initial climb, which resulted in the left wing colliding with the ground.
- [NTSB DEN04LA075](https://openairdocs.org/ntsb/DEN04LA075.md): Beech 95-C55 · Rifle, CO · Accident · No injuries · Limited investigation · Final report · Apr 28, 2004 · N282JL · Substantial damage
  > the pilot's failure to verify the manual extension of the landing gear resulting in an inadvertent wheels up landing. Contributing factors include the electrical systems failure for undetermined reasons, the pilot's diverted attention and the pilot's improper…
- [NTSB MIA04LA067](https://openairdocs.org/ntsb/MIA04LA067.md): Cessna 206 · Clewiston, FL · Accident · No injuries · Limited investigation · Final report · Apr 10, 2004 · N5019U · Substantial damage
  > The failure of the No. 2 cylinder connecting rod for undetermined reasons, and the failure of one of the connecting rod bolts due to tension overload resulting in the total loss of engine power and subsequent collision with a ditch during the forced landing.
- [NTSB LAX04LA178](https://openairdocs.org/ntsb/LAX04LA178.md): Beech V35 · Elko, NV · Accident · Serious injuries · Limited investigation · Final report · Apr 5, 2004 · N7923M · Destroyed
  > the pilot's improper mixture leaning technique and failure to attain an adequate airspeed during takeoff, which resulted in a stall/mush.
- [NTSB SEA04LA057](https://openairdocs.org/ntsb/SEA04LA057.md): Cessna A188B · Palouse, WA · Accident · No injuries · Limited investigation · Final report · Mar 25, 2004 · N731YZ · Substantial damage
  > The pilot's decision to takeoff downwind resulting in his inability to achieve a positive climb rate and an in-flight collision with terrain. Factors contributing to the accident included the rising terrain and the tailwind condition.
- [NTSB LAX04LA170](https://openairdocs.org/ntsb/LAX04LA170.md): Cessna 188B · Planada, CA · Accident · No injuries · Limited investigation · Final report · Mar 25, 2004 · N478Q · Destroyed
  > the partial loss of engine power due to the separation of the number 5 cylinder fuel injector supply line. The fuel line separation was due to company maintenance personnel's failure to secure the b-nut fitting following maintenance. Factors in the accident…
- [NTSB CHI04CA093](https://openairdocs.org/ntsb/CHI04CA093.md): Beech F33A · Wahoo, NE · Accident · No injuries · Data collection · Final report · Mar 21, 2004 · N3077H · Substantial damage
  > The pilot's improper recovery from the bounced landing resulting in the collapse of the nose landing gear. A factor was the pilot's misjudged landing flare.
- [NTSB LAX04LA149](https://openairdocs.org/ntsb/LAX04LA149.md): Cessna 402A · Peach Springs, AZ · Accident · No injuries · Limited investigation · Final report · Mar 9, 2004 · N99AT · Substantial damage
  > the pilot's inadequate flare and touchdown that imparted high side loadings on the right main landing gear, which resulted in an overload failure of the landing gear bellcrank and the collapse of that gear.
- [NTSB MIA04CA057](https://openairdocs.org/ntsb/MIA04CA057.md): Beech V35B · Bay St. Louis, MS · Accident · No injuries · Data collection · Final report · Mar 6, 2004 · N4010A · Substantial damage
  > The failure of the pilot to complete the landing checklist and extend the landing gear resulting in a gear up landing and damage to the airplane.
- [NTSB LAX04LA142](https://openairdocs.org/ntsb/LAX04LA142.md): Cessna A185F · Tucson, AZ · Accident · No injuries · Limited investigation · Final report · Feb 29, 2004 · N338H · Substantial damage
  > the pilot's inadequate compensation for the quartering tailwind and failure to maintain directional control during landing rollout.
- [NTSB FTW04FA079](https://openairdocs.org/ntsb/FTW04FA079.md): Cessna 210N · Valley Spring, TX · Accident · 1 fatal · Field investigation · Final report · Feb 22, 2004 · N6175Y · Destroyed
  > The pilot's continued flight into known adverse weather and failure to maintain control of the airplane while maneuvering in instrument meteorological conditions, due to spatial disorientation.
- [NTSB IAD04LA011](https://openairdocs.org/ntsb/IAD04LA011.md): Cessna 210E · Pittsburgh, PA · Accident · No injuries · Limited investigation · Final report · Feb 16, 2004 · N4974U · Substantial damage
  > The owner/pilot-mechanic's failure to comply with an airworthiness directive, which resulted in a fatigue fracture to the left main landing gear saddle.
- [NTSB LAX04LA131](https://openairdocs.org/ntsb/LAX04LA131.md): Cessna 185F · Mesa, AZ · Accident · No injuries · Limited investigation · Final report · Feb 13, 2004 · N4836Q · Substantial damage
  > the pilot's inadequate compensation for the crosswind and his failure to maintain directional control, which resulted in an inadvertent ground loop. A factor in this accident was the pilot's diverted attention.
- [NTSB LAX04CA117](https://openairdocs.org/ntsb/LAX04CA117.md): Cessna A185F · Fowler, CA · Accident · No injuries · Data collection · Final report · Feb 7, 2004 · N8702Z · Substantial damage
  > the pilot's inadequate in-flight planning/decision, which resulted in fuel exhaustion and loss of engine power due to an inadequate fuel supply. A factor in the accident was the pilot's lack of familiarity with the airplane.
- [NTSB LAX04CA104](https://openairdocs.org/ntsb/LAX04CA104.md): Beech F33A · Shoshone, CA · Accident · Serious injuries · Data collection · Final report · Jan 22, 2004 · N33HY · Substantial damage
  > the CFI's failure to verify the wind direction prior to takeoff, which resulted in his failure to attain an adequate airspeed and led to an inadvertent stall-mush. The short runway and variable winds were factors.
- [NTSB CHI04LA058](https://openairdocs.org/ntsb/CHI04LA058.md): Cessna 310R · Port Huron, MI · Accident · No injuries · Limited investigation · Final report · Jan 17, 2004 · N6102X · Substantial damage
  > The loss of directional control as a result of reduced braking performance due to a snow-covered runway. Also causal was the pilot's decision to land with a quartering tailwind. The snowbank was a contributing factor.
- [NTSB SEA04LA034](https://openairdocs.org/ntsb/SEA04LA034.md): Cessna 185F · Deer Park, WA · Accident · No injuries · Limited investigation · Final report · Jan 14, 2004 · N185WB · Substantial damage
  > The dual student pilot's failure to maintain directional control during the landing roll and the failure of the flight instructor to provide remedial action. A factor was snowbank.
- [NTSB MIA04CA040](https://openairdocs.org/ntsb/MIA04CA040.md): Cessna 210L · Fort Meade, FL · Accident · No injuries · Data collection · Final report · Jan 14, 2004 · N453MC · Substantial damage
  > The failure of the pilot to abort the takeoff after encountering fog during the preflight and engine run-up, and also his failure to maintain proper alignment with the runway during the takeoff roll due to a fogged windshield resulting in the collision with a…
- [NTSB FTW04FA052](https://openairdocs.org/ntsb/FTW04FA052.md): Bellanca 17-30A · Dallas, TX · Accident · 2 fatal · Field investigation · Final report · Jan 1, 2004 · N4104B · Destroyed
  > The failure of flight/navigation instruments while in instrument meteorological conditions (in-cloud flight and low ceilings) resulting in spatial disorientation. A contributing factors was the prevaling instrument meteorological conditions (low ceiling and…
- [NTSB CHI04LA049](https://openairdocs.org/ntsb/CHI04LA049.md): Bellanca 17-30A · Wellington, KS · Accident · Minor injuries · Limited investigation · Final report · Dec 29, 2003 · N14763 · Destroyed
  > The pilot not maintaining directional control during the landing roll. Factors were the dry grass and the concrete box he encountered during his excursion off the runway.
- [NTSB FTW04FA036](https://openairdocs.org/ntsb/FTW04FA036.md): Beech S35 · Harrison, AR · Accident · 2 fatal · Field investigation · Final report · Dec 4, 2003 · N350JL · Destroyed
  > The pilot's failure to maintain the proper airspeed, which resulted in an inadvertent stall. Contributing factors were the pilot's failure to follow the published instrument approach procedures, and his failure attain the proper glidepath.
- [NTSB ATL04LA035](https://openairdocs.org/ntsb/ATL04LA035.md): Cessna 210D · Millington, TN · Accident · No injuries · Limited investigation · Final report · Nov 9, 2003 · N3728Y · Substantial damage
  > The malfunction of the main hydraulic landing gear system actuator resulting in an emergency gear up landing.
- [NTSB NYC04LA016](https://openairdocs.org/ntsb/NYC04LA016.md): Cessna 210N · Swanton, OH · Accident · Minor injuries · Limited investigation · Final report · Oct 26, 2003 · N5452V · Substantial damage
  > The pilot's improper fuel tank selection, which resulted in fuel starvation, and subsequent loss of engine power.
- [NTSB ATL04LA025](https://openairdocs.org/ntsb/ATL04LA025.md): Cessna U206F · Edgefield, SC · Accident · Serious injuries · Limited investigation · Final report · Oct 24, 2003 · N3007R · Substantial damage
  > The pilot's failure to follow the checklist to ensure the fuel filler cap was secured resulting in fuel starvation and subsequent loss of engine power.
- [NTSB SEA04FA009](https://openairdocs.org/ntsb/SEA04FA009.md): Beech A36 · Seaside, OR · Accident · 1 fatal · Field investigation · Final report · Oct 20, 2003 · N136SB · Destroyed
  > The pilot's failure to maintain clearance from objects while maneuvering. High winds, gusts and rain were factors.
- [NTSB SEA04LA007](https://openairdocs.org/ntsb/SEA04LA007.md): Cessna 185 · Trout Lake, WA · Accident · No injuries · Limited investigation · Final report · Oct 18, 2003 · N1841R · Substantial damage
  > The failure of the pilot to maintain directional control of the aircraft during the landing roll. A factor was the wet runway.
- [NTSB DEN04LA013](https://openairdocs.org/ntsb/DEN04LA013.md): Cessna 210G · Meeker, CO · Accident · No injuries · Limited investigation · Final report · Oct 16, 2003 · N5915F · Substantial damage
  > the pilot's failure to extend the landing gear. Contributing to the accident was the pilots failure to recognize the gear warning horn during the landing flare.
- [NTSB CHI04LA023](https://openairdocs.org/ntsb/CHI04LA023.md): Cessna A185E · Cedarville, MI · Accident · No injuries · Limited investigation · Final report · Oct 14, 2003 · N3399L · Substantial damage
  > A loss of engine power for undetermined reasons. A factor associated with the accident was the rough terrain on which the airplane was landed.
- [NTSB ATL04LA015](https://openairdocs.org/ntsb/ATL04LA015.md): Cessna 210L · Hickory, NC · Accident · Minor injuries · Limited investigation · Final report · Oct 13, 2003 · N732AG · Substantial damage
  > The pilot's failure to maintain airspeed which resulted in a stall.
- [NTSB ATL04TA012](https://openairdocs.org/ntsb/ATL04TA012.md): Cessna 210L · Tallahassee, FL · Accident · No injuries · Final report · Oct 7, 2003 · N59063 · Substantial damage
  > Loss of engine power due to crankshaft counterweight failure.
- [NTSB DEN03FAMS1](https://openairdocs.org/ntsb/DEN03FAMS1.md): Beech F33A · Greer, AZ · Accident · 2 fatal · Missing aircraft · Final report · Sep 21, 2003 · N927JL · Destroyed
  > The airplane is missing for unknown reason.
- [NTSB ANC03LA128](https://openairdocs.org/ntsb/ANC03LA128.md): Cessna 206 · Fairbanks, AK · Accident · No injuries · Limited investigation · Final report · Sep 18, 2003 · N275F · Substantial damage
  > A failure of an attaching bolt that allowed the nose wheel fork to separate from the nose gear strut, which resulted in the collapse of the nose gear during the landing roll. A factor contributing to the accident was rough/uneven terrain.
- [NTSB ATL03FA140](https://openairdocs.org/ntsb/ATL03FA140.md): Beechcraft A36 · Stone Mountain, GA · Accident · 1 fatal · Field investigation · Final report · Sep 16, 2003 · N1980K · Destroyed
  > The pilot's intentional flight into the ground for the purpose of suicide while impaired by alcohol.
- [NTSB MIA03LA184](https://openairdocs.org/ntsb/MIA03LA184.md): Cessna 206 · Okeechobee, FL · Accident · No injuries · Limited investigation · Final report · Sep 15, 2003 · N206SK · Substantial damage
  > The total loss of engine power due to fuel exhaustion for undetermined reasons. A finding in the investigation was the inadequate preflight inspection of the airplane by the pilot-in-command for his failure to note a partial blockage at the inlet of the left…
- [NTSB NYC03FA197](https://openairdocs.org/ntsb/NYC03FA197.md): Cessna U206F · Greenville, ME · Accident · 3 fatal · Field investigation · Final report · Sep 14, 2003 · N755FA · Substantial damage
  > The pilot's improper fuel management by which he failed to position the fuel selector in the proper position and resulted in fuel starvation during the initial climb.
- [NTSB ANC03LA113](https://openairdocs.org/ntsb/ANC03LA113.md): Cessna 206 · Chalkyitsik, AK · Accident · Minor injuries · Limited investigation · Final report · Sep 11, 2003 · N710MH · Substantial damage
  > The pilot's inadequate compensation for wind conditions, and his failure to maintain adequate airspeed during takeoff, which resulted in an in-flight collision with brush, and subsequent stall of the airplane. Factors associated with the accident were a…
- [NTSB NYC03LA181](https://openairdocs.org/ntsb/NYC03LA181.md): Cessna A185F · Marion, OH · Accident · No injuries · Limited investigation · Final report · Aug 23, 2003 · N44222 · Substantial damage
  > Fatigue and corrosion of the right main landing gear attachment, which resulted in a gear collapse while landing.
- [NTSB CHI03LA265](https://openairdocs.org/ntsb/CHI03LA265.md): Cessna 188B · Monette, AR · Accident · No injuries · Limited investigation · Final report · Aug 23, 2003 · N5647G · Substantial damage
  > Failure of the right brake and the pilot's inability to maintain directional control. A factor associated with the accident was the ditch.
- [NTSB CHI03LA271](https://openairdocs.org/ntsb/CHI03LA271.md): Cessna 188A · Freeman, SD · Accident · No injuries · Limited investigation · Final report · Aug 20, 2003 · N8150V · Substantial damage
  > The pilot's failure to maintain directional control and clearance during landing roll. Additional factors included the pilot's improper recovery from a bounced landing, the crosswind and the corn crop.
- [NTSB FTW03CA201](https://openairdocs.org/ntsb/FTW03CA201.md): Cessna 210D · San Antonio, TX · Accident · No injuries · Data collection · Final report · Aug 18, 2003 · N139RC · Substantial damage
  > The pilot's failure to comply with the checklist resulting in a wheels up landing. Contributing to the accident was self-induced pressure.
- [NTSB ANC03FA094](https://openairdocs.org/ntsb/ANC03FA094.md): Beech V35-B · Skagway, AK · Accident · 3 fatal · Field investigation · Final report · Aug 9, 2003 · N4317S · Destroyed
  > The pilot's failure to maintain adequate airspeed and subsequent inadvertent stall, which resulted in a collision with trees during takeoff-initial climb. Factors contributing to the accident were terrain features consisting of a ravine and rising terrain on…
- [NTSB ANC03LA091](https://openairdocs.org/ntsb/ANC03LA091.md): Cessna 207A · Bethel, AK · Accident · No injuries · Limited investigation · Final report · Aug 8, 2003 · N6439H · Substantial damage
  > A complete loss of engine power during cruise flight due to the shifting of a main crankshaft bearing that produced a fatigue failure of the crankshaft. A factor contributing to the accident was unsuitable terrain for a forced landing, which resulted in a…

Next page: https://openairdocs.org/ntsb.md?engine=17032&page=26

## 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 x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('17032'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=17032&page=25

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