# 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 39 of 96 · 4,751 cases

## Cases, newest first

- [NTSB SEA94LA242](https://openairdocs.org/ntsb/SEA94LA242.md): Cessna P206D · Lopez, WA · Accident · Minor injuries · Limited investigation · Final report · Sep 18, 1994 · N8761Z · Substantial damage
  > A worn throttle control lever.
- [NTSB CHI94LA333](https://openairdocs.org/ntsb/CHI94LA333.md): Cessna 210 · Elkhart, IN · Accident · Serious injuries · Limited investigation · Final report · Sep 17, 1994 · N732HS · Substantial damage
  > the pilot's improper use of the fuel selector position which resulted in fuel starvation.
- [NTSB BFO94FA160](https://openairdocs.org/ntsb/BFO94FA160.md): Beech A36 · Barstow, MD · Accident · 1 fatal · Field investigation · Final report · Sep 17, 1994 · N60360 · Destroyed
  > The pilot's failure to maintain clearance from the tower.
- [NTSB LAX94LA365](https://openairdocs.org/ntsb/LAX94LA365.md): Cessna 210L · Payson, AZ · Accident · No injuries · Limited investigation · Final report · Sep 16, 1994 · N210LX · Substantial damage
  > Animals on the runway.
- [NTSB SEA94LA234](https://openairdocs.org/ntsb/SEA94LA234.md): Cessna A185F · Conrad, MT · Accident · No injuries · Limited investigation · Final report · Sep 7, 1994 · N5387H · Substantial damage
  > The cfi's failure to assure an adequate inspection of the aircraft, including the proper engagement and function of the rudder pedals, prior to the flight.
- [NTSB CHI94LA314](https://openairdocs.org/ntsb/CHI94LA314.md): Cessna 188B · Oakdale, IL · Accident · No injuries · Limited investigation · Final report · Sep 7, 1994 · N731SV · Substantial damage
  > misalignment of the number one connecting rod during major overhaul. Factors were the subsequent scoring and fatigue failure of the crankshaft.
- [NTSB SEA94LA232](https://openairdocs.org/ntsb/SEA94LA232.md): Cessna 210D · Paris, ID · Accident · No injuries · Limited investigation · Final report · Sep 3, 1994 · N3759Y · Substantial damage
  > An inadvertent wheels up landing.
- [NTSB MIA94LA203](https://openairdocs.org/ntsb/MIA94LA203.md): Cessna 188 · Egypt, MS · Accident · Minor injuries · Limited investigation · Final report · Aug 30, 1994 · N4811R · Substantial damage
  > Pilot-in-command's inadvertent stall during an agricultural turn resulting in the loss of control and subsequent in flight collision with terrain.
- [NTSB FTW94FA282](https://openairdocs.org/ntsb/FTW94FA282.md): Cessna 402 · Harlingen, TX · Accident · Minor injuries · Field investigation · Final report · Aug 28, 1994 · N966JW · Substantial damage
  > The pilot's failure to maintain airspeed resulting in an inadvertent stall. Factors were a partial loss of power on all engines due to worn and fouled spark plugs and inadequate maintenance by company maintenance personnel, aircraft weight beyond limitations,…
- [NTSB ATL94LA161](https://openairdocs.org/ntsb/ATL94LA161.md): Cessna 207 · Nags Head, NC · Accident · No injuries · Limited investigation · Final report · Aug 20, 1994 · N1670U · Substantial damage
  > The failure of the mixture control cable which resulted in a loss of engine power.
- [NTSB CHI94LA291](https://openairdocs.org/ntsb/CHI94LA291.md): Cessna 188 · Sublette, KS · Accident · Minor injuries · Limited investigation · Final report · Aug 19, 1994 · N133MC · Substantial damage
  > improper preflight planning by the pilot. Factors associated with the accident were the delayed jettisoning of the airplane's hopper load and the inability of the airplane to climb.
- [NTSB ANC94LA102](https://openairdocs.org/ntsb/ANC94LA102.md): Cessna 206 · Bethel, AK · Accident · Minor injuries · Limited investigation · Final report · Aug 9, 1994 · N756NG · Substantial damage
  > The pilot misjudged the strength of the tailwind and did not perform a go-around in a timely fashion so as to avoid landing the airplane halfway down the strip. Factors in the accident were the wet landing strip and the tailwind.
- [NTSB FTW94LA264](https://openairdocs.org/ntsb/FTW94LA264.md): Cessna A188B · Sherman, TX · Accident · No injuries · Limited investigation · Final report · Aug 8, 1994 · N4826R · Substantial damage
  > The pilot's failure to refuel the airplane. A factor was the leaking fuel caps.
- [NTSB ANC94LA099](https://openairdocs.org/ntsb/ANC94LA099.md): Cessna 206 · King Salmon, AK · Accident · No injuries · Limited investigation · Final report · Aug 6, 1994 · N5120X · Substantial damage
  > The pilot's failure to use the available longer portion of the lake for the takeoff run.
- [NTSB ANC94LA097](https://openairdocs.org/ntsb/ANC94LA097.md): Cessna 206 · Mosquito Flats, AK · Accident · No injuries · Limited investigation · Final report · Aug 5, 1994 · N5200X · Substantial damage
  > The missing number 6 cylinder piston pin cap and the subsequent failure of the number 6 cylinder connecting rod cap. Also, the lack of suitable landing area for the forced landing.
- [NTSB CHI94LA254](https://openairdocs.org/ntsb/CHI94LA254.md): Beech 33 · Wichita, KS · Accident · Serious injuries · Limited investigation · Final report · Aug 1, 1994 · N7960M · Substantial damage
  > the pilot's inadequate management of the fuel which resulted in fuel starvation.
- [NTSB CHI94LA252](https://openairdocs.org/ntsb/CHI94LA252.md): Cessna 210L · Flushing, MI · Accident · Minor injuries · Limited investigation · Final report · Jul 31, 1994 · N90074 · Substantial damage
  > the pilot's improper touchdown position on the runway. A factor associated with the accident is the moving vehicle on the adjacent road.
- [NTSB MIA94LA187](https://openairdocs.org/ntsb/MIA94LA187.md): Cessna 210-M · Orlando, FL · Accident · No injuries · Limited investigation · Final report · Jul 29, 1994 · N761VX · Substantial damage
  > The improper installation of a nose gear actuator hydraulic line by an unknown person that bent it at installation. Contributing to the accident was the failure of the line allowing all hydraulic fluid to vent overboard disabling the normal and emergency gear…
- [NTSB CHI94LA249](https://openairdocs.org/ntsb/CHI94LA249.md): Bellanca 17-30 · Waterford, MI · Accident · Serious injuries · Limited investigation · Final report · Jul 29, 1994 · N93572 · Substantial damage
  > undetermined.
- [NTSB ANC94LA092](https://openairdocs.org/ntsb/ANC94LA092.md): Cessna A185F · Anchorage, AK · Accident · No injuries · Limited investigation · Final report · Jul 24, 1994 · N1758R · Substantial damage
  > The pilot misjudged the landing flare. A factor in the accident was the glassy water.
- [NTSB ANC94LA088](https://openairdocs.org/ntsb/ANC94LA088.md): Cessna 206 · Anchorage, AK · Accident · No injuries · Limited investigation · Final report · Jul 18, 1994 · N4685F · Substantial damage
  > The failure of the throttle control lever arm as a result of the improper 100 hour inspection by company maintenance personnel.
- [NTSB ANC94LA083](https://openairdocs.org/ntsb/ANC94LA083.md): Cessna 206 · Noatak, AK · Accident · No injuries · Limited investigation · Final report · Jul 16, 1994 · N8287Q · Substantial damage
  > The pilot's selection of unsuitable landing area. A factor was a 'cut bank' in the landing area.
- [NTSB CHI94FA222](https://openairdocs.org/ntsb/CHI94FA222.md): Beech A36 · Wichita, KS · Accident · 4 fatal · Field investigation · Final report · Jul 7, 1994 · N107JT · Destroyed
  > the pilot's attempt to take off into known adverse weather and the subsequent stall. Factors were the thunderstorm, the tailwind, and the excessive airplane gross weight and aft center of gravity.
- [NTSB LAX94LA283](https://openairdocs.org/ntsb/LAX94LA283.md): Meyers ME 200 · Chico, CA · Accident · Minor injuries · Limited investigation · Final report · Jul 6, 1994 · N7MV · Substantial damage
  > A separation of the exhaust pipe from the cabin heat control valve and the lack of insulation on electrical wiring between the ammeter and the avionics bus.
- [NTSB ANC94IA075](https://openairdocs.org/ntsb/ANC94IA075.md): Boeing 737-400 · Juneau, AK · Incident · No injuries · Incident investigation · Final report · Jul 2, 1994 · N769AS · 2 aircraft · No damage
  > The failure of the local controller to exercise his responsibility to have each aircraft adjust its flightpath to remain clear of the other, and the failure of the pilot of the Cessna 185 to maintain adequate visual separation from the Boeing 737.
- [NTSB BFO94LA117](https://openairdocs.org/ntsb/BFO94LA117.md): Beech F33A · Quarryville, PA · Accident · No injuries · Limited investigation · Final report · Jun 26, 1994 · N6728X · Substantial damage
  > The pilot's failure to touchdown at the proper point and his delayed remedial action. A factor related to the accident was a tailwind.
- [NTSB ANC94LA067](https://openairdocs.org/ntsb/ANC94LA067.md): Cessna 185 · Kassan Bay, AK · Accident · No injuries · Limited investigation · Final report · Jun 8, 1994 · N4471R · Substantial damage
  > The pilot's inadequate compensation for the wind. Factors were the rough water and the gusty wind condition.
- [NTSB ANC94LA059](https://openairdocs.org/ntsb/ANC94LA059.md): Cessna 185F · Fairbanks, AK · Accident · No injuries · Limited investigation · Final report · May 29, 1994 · N93769 · Substantial damage
  > The pilot's failure to maintain directional control during takeoff.
- [NTSB CHI94FA157](https://openairdocs.org/ntsb/CHI94FA157.md): Bellanca 17-30A · Camdenton, MO · Accident · 4 fatal · Field investigation · Final report · May 14, 1994 · N4226B · Destroyed
  > The pilot's failure to maintain control of the aircraft. A factor was his lack of experience flying in actual instrument flight conditions.
- [NTSB BFO94T#001](https://openairdocs.org/ntsb/BFO94T%23001.md): Cessna 210 · Augusta, ME · Accident · No injuries · Class 3 · Final report · Apr 20, 1994 · N6428C · Substantial damage
- [NTSB ANC94LA048](https://openairdocs.org/ntsb/ANC94LA048.md): Cessna A185F · Paxson, AK · Accident · No injuries · Limited investigation · Final report · Apr 8, 1994 · N8191Q · Substantial damage
  > The pilot-in-command did not maintain proper clearance from the snow berm. A factor in the accident was the snow berm.
- [NTSB SEA94LA095](https://openairdocs.org/ntsb/SEA94LA095.md): Beech V35B · Spangle, WA · Accident · Minor injuries · Limited investigation · Final report · Apr 3, 1994 · N6746B · Substantial damage
  > The pilot not maintaining clearance from the fence. A factor in the accident was the dusk light conditions.
- [NTSB SEA94LA093](https://openairdocs.org/ntsb/SEA94LA093.md): Cessna 210D · Cobalt, ID · Accident · No injuries · Limited investigation · Final report · Mar 30, 1994 · N3820Y · Substantial damage
  > The pilot selected unsuitable terrain for landing. Factors in the accident were: the wet runway and rising terrain that precluded a go-around.
- [NTSB MIA94LA102](https://openairdocs.org/ntsb/MIA94LA102.md): Cessna U206G · Key West, FL · Accident · Minor injuries · Limited investigation · Final report · Mar 26, 1994 · N5087R · Substantial damage
  > The failure of the pilot-in-command to ensure the aircraft was at an adequate altitude above the water before initiating a turn which resulted in the right float contacting the water during the turn and the aircraft cartwheeling.
- [NTSB SEA94LA089](https://openairdocs.org/ntsb/SEA94LA089.md): Beech 95-C55 · Gillette, WY · Accident · No injuries · Limited investigation · Final report · Mar 21, 1994 · N9415S · Substantial damage
  > Procedures/directives were not followed and partial failure of the landing gear selector switch. A factor to the accident was an inoperative gear warning system.
- [NTSB LAX94FA171](https://openairdocs.org/ntsb/LAX94FA171.md): Cessna 206 · Show Low, AZ · Accident · 2 fatal · Field investigation · Final report · Mar 20, 1994 · N5222U · Destroyed
  > the pilot's intentional VFR flight into known adverse IMC weather conditions. Inadequate preflight planning, dark night operations, and weather conditions that included low ceilings and mountain obscuration were factors in the accident.
- [NTSB ANC94LA034](https://openairdocs.org/ntsb/ANC94LA034.md): Cessna 206 · New Koliganek, AK · Accident · No injuries · Limited investigation · Final report · Feb 11, 1994 · N60491 · Substantial damage
  > The pilot's failure to maintain control of the airplane. Factors in the accident were the strong crosswinds and the icy/snow covered taxi surface.
- [NTSB LAX94LA120](https://openairdocs.org/ntsb/LAX94LA120.md): Cessna A185F · Valley Springs, CA · Accident · No injuries · Limited investigation · Final report · Feb 10, 1994 · N4833C · Substantial damage
  > the pilot's failure to ensure that the landing gear was in the correct configuration for a water landing.
- [NTSB ANC94LA031](https://openairdocs.org/ntsb/ANC94LA031.md): Cessna 207 · Kwigillingok, AK · Accident · No injuries · Limited investigation · Final report · Feb 8, 1994 · N6470H · Substantial damage
  > The pilot-in-command's failure to maintain the proper airspeed which resulted in an inadvertent stall and his failure to initiate a go-around when the runway environment was not clearly defined. A factor in the accident was the fog.
- [NTSB SEA94FA055](https://openairdocs.org/ntsb/SEA94FA055.md): Beech S35 · Ashland, OR · Accident · 2 fatal · Field investigation · Final report · Feb 3, 1994 · N50VT · Destroyed
  > Poor in-flight planning/decision. Factors to the accident were: clearance was not maintained and poor supervision.
- [NTSB MIA94LA065](https://openairdocs.org/ntsb/MIA94LA065.md): Oconnell LAZER-200 · St. Petersburg, FL · Accident · No injuries · Limited investigation · Final report · Feb 3, 1994 · N199J · 2 aircraft · Substantial damage
  > The failure of the pilot of the conventional gear airplane to maintain a visual lookout for other aircraft.
- [NTSB FTW94LA079](https://openairdocs.org/ntsb/FTW94LA079.md): Cessna T210H · Mcallen, TX · Accident · Minor injuries · Limited investigation · Final report · Feb 3, 1994 · N6914R · Destroyed
  > The pilot's inadvertent stall of the airplane. Factors were the pilot's failure to refuel and the resultant fuel exhaustion.
- [NTSB CHI94LA075](https://openairdocs.org/ntsb/CHI94LA075.md): Cessna 210L · Chesterfield, MO · Accident · Serious injuries · Limited investigation · Final report · Jan 31, 1994 · N810BP · Substantial damage
  > The pilot-in-command's poorly planned approach. A factor in the accident was the loss of engine power for an undetermined reason.
- [NTSB MIA94LA063](https://openairdocs.org/ntsb/MIA94LA063.md): Beech 35 · Leesburg, FL · Accident · No injuries · Limited investigation · Final report · Jan 29, 1994 · N599LG · Substantial damage
  > The pilot-in-command's poor evaluation of the weather and failure to remain in visual meteorological conditions, resulting in an in-flight collision with water.
- [NTSB ATL94LA045](https://openairdocs.org/ntsb/ATL94LA045.md): Cessna 310R · Memphis, TN · Accident · No injuries · Limited investigation · Final report · Jan 28, 1994 · N3844C · 2 aircraft · Substantial damage
  > The failure of the pilot of N2069C to follow the ATC directive to give way to N3844C, and the inadequate visual lookout by the pilot of N2069C. A factor was the dark night lighting condition at the time of the accident.
- [NTSB CHI94LA065](https://openairdocs.org/ntsb/CHI94LA065.md): Cessna 210M · Festus, MO · Accident · No injuries · Limited investigation · Final report · Dec 19, 1993 · N761AG · Substantial damage
  > Improper planning/decision by the pilot. Factors related to the accident were: the icy runway, crosswind and snowbank.
- [NTSB ATL94FA028](https://openairdocs.org/ntsb/ATL94FA028.md): Bellanca 17-30A · Lagrange, GA · Accident · 1 fatal · Field investigation · Final report · Dec 10, 1993 · N4195B · Destroyed
  > Was the pilot's failure to correct a known low battery condition before departing, which resulted in a loss of electrical power during an instrument approach. Factors were the dark night and the low scattered cloud layer.
- [NTSB ANC94LA022](https://openairdocs.org/ntsb/ANC94LA022.md): Cessna 207 · Tuntutuliak, AK · Accident · No injuries · Limited investigation · Final report · Dec 3, 1993 · N36CF · Substantial damage
  > Failure of the pilot to maintain proper alignment during the takeoff roll. Factors related to the accident were: darkness and the snow berm along the edge of the runway.
- [NTSB FTW94LA040](https://openairdocs.org/ntsb/FTW94LA040.md): Cessna A185F · Maybell, CO · Accident · No injuries · Limited investigation · Final report · Nov 30, 1993 · N6613N · Substantial damage
  > The pilot's failure to ascertain the condition of the landing area. The snow covered condition of the runway was a factor.
- [NTSB LAX94T#A02](https://openairdocs.org/ntsb/LAX94T%23A02.md): Cessna C206 · Chinle, AZ · Accident · No injuries · Class 3 · Final report · Nov 19, 1993 · N4517M · Substantial damage

Next page: https://openairdocs.org/ntsb.md?engine=17032&page=40

## 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=39

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.