# NTSB investigations: Pratt & Whitney R-985 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 9 of 38 · 1,867 cases

## Cases, newest first

- [NTSB ATL96LA044](https://openairdocs.org/ntsb/ATL96LA044.md): Beech C-45G · Blountville, TN · Accident · Minor injuries · Limited investigation · Final report · Feb 2, 1996 · N204AA · Substantial damage
  > the pilot's improper use of carburetor heat which resulted in a continuing loss of engine power, and the right landing gear's failure to extend during a single engine approach. A factor was the insufficient time available to extend the landing gear via the…
- [NTSB LAX96LA101](https://openairdocs.org/ntsb/LAX96LA101.md): Boeing A75 · Barstow, CA · Accident · No injuries · Limited investigation · Final report · Jan 27, 1996 · N1359N · Substantial damage
  > a loss of engine power for an undetermined reason(s).
- [NTSB FTW96LA057](https://openairdocs.org/ntsb/FTW96LA057.md): Beech D18S · Loveland, CO · Accident · Serious injuries · Limited investigation · Final report · Nov 30, 1995 · N8603A · Destroyed
  > The second pilot's failure to compensate for wind conditions and his improper recovery from a bounced landing, and the pilot-in-command's inadequate supervision of the flight. Factors were the second pilot's lack of landing experience in the airplane…
- [NTSB SEA96LA020](https://openairdocs.org/ntsb/SEA96LA020.md): Snow S2C · Dufer, OR · Accident · No injuries · Limited investigation · Final report · Nov 16, 1995 · N1694S · Substantial damage
  > A loss of engine power due to a cracked cylinder head. A factor was the evasive maneuver to avoid a ditch.
- [NTSB BFO95LA095](https://openairdocs.org/ntsb/BFO95LA095.md): Snow S2A · Pasadena, MD · Accident · No injuries · Limited investigation · Final report · Sep 15, 1995 · N4977C · Substantial damage
  > the pilot's inability to maintain directional control due to the failure of the right brake during the landing roll.
- [NTSB MIA95LA215](https://openairdocs.org/ntsb/MIA95LA215.md): Beech E-18S · Atlantic Ocean (Atlantic Ocean) · Accident · 1 fatal · Limited investigation · Final report · Aug 28, 1995 · N171LG · Destroyed
  > Undetermined.
- [NTSB SEA95LA191](https://openairdocs.org/ntsb/SEA95LA191.md): Schweizer G-164 · Nyssa, OR · Accident · No injuries · Limited investigation · Final report · Aug 23, 1995 · N146KY · Substantial damage
  > the pilot's inadequate ground reconnaissance.
- [NTSB FTW95LA341](https://openairdocs.org/ntsb/FTW95LA341.md): Boeing B75N1 · Englewood, CO · Accident · No injuries · Limited investigation · Final report · Aug 14, 1995 · N735YP · Substantial damage
  > Failure by the pilot to maintain directional control which resulted in a ground loop. A factor was crosswind.
- [NTSB CHI95LA272](https://openairdocs.org/ntsb/CHI95LA272.md): Grumman G-164 · Wadena, MN · Accident · Minor injuries · Limited investigation · Final report · Aug 13, 1995 · N48611 · Substantial damage
  > the pilot's inattentiveness during the reversal turn, the pilot not maintaining control of the airplane, and the stall/mush encountered by the pilot.
- [NTSB ANC95LA132](https://openairdocs.org/ntsb/ANC95LA132.md): de Havilland DHC-2 · Iliamna, AK · Accident · No injuries · Limited investigation · Final report · Aug 8, 1995 · N144Q · Substantial damage
  > The pilot's abrupt (improper) use of the throttle.
- [NTSB FTW95LA331](https://openairdocs.org/ntsb/FTW95LA331.md): Grumman G-164A · St.Francisville, LA · Accident · No injuries · Limited investigation · Final report · Aug 5, 1995 · N732Y · Substantial damage
  > The pilot's failure to maintain clearance with the obstruction on short final. A factor was the low visibility.
- [NTSB LAX95LA350](https://openairdocs.org/ntsb/LAX95LA350.md): Boeing B75-A75N1 · Van Nuys, CA · Accident · No injuries · Limited investigation · Final report · Aug 1, 1995 · N54284 · Substantial damage
  > the pilot's failure to maintain directional control during landing rollout. Factors which contributed to the loss of control were: the pilot's total lack of experience landing the conventional gear airplane in a crosswind condition, and the crosswind.
- [NTSB CHI95LA250](https://openairdocs.org/ntsb/CHI95LA250.md): Grumman G-164 · Park River, ND · Accident · No injuries · Limited investigation · Final report · Jul 27, 1995 · N949X · Substantial damage
  > the loss of power due to the primary lead in the left magneto being grounded against the case, and the improper clearance of the breaker point gaps. A factor was the lack of suitable terrain on which to perform the forced landing.
- [NTSB SEA95LA154](https://openairdocs.org/ntsb/SEA95LA154.md): Air Tractor AT-301 · Roberts, ID · Accident · No injuries · Limited investigation · Final report · Jul 17, 1995 · N4326S · Substantial damage
  > A loss of engine power due to the separation of the number 3 cylinder exhaust valve rocker arm shaft from the cylinder head, which disabled movement of the exhaust valve. A factor was the lack of suitable terrain for the forced landing.
- [NTSB ATL95LA122](https://openairdocs.org/ntsb/ATL95LA122.md): Weatherly 201B · Andalusia, AL · Accident · No injuries · Limited investigation · Final report · Jun 30, 1995 · N1254W · Substantial damage
  > The pilot's failure to maintain airspeed in a climbing turn, that resulted in an inadvertent stall.
- [NTSB FTW95LA253](https://openairdocs.org/ntsb/FTW95LA253.md): Grumman G-164A · Bigelow, AR · Accident · No injuries · Limited investigation · Final report · Jun 20, 1995 · N7937 · Substantial damage
  > The pilot's failure to maintain clearance with terrain.
- [NTSB FTW95LA254](https://openairdocs.org/ntsb/FTW95LA254.md): Grumman G-164A · Cash, AR · Accident · No injuries · Limited investigation · Final report · Jun 17, 1995 · N4562 · Substantial damage
  > The loss of engine power for undetermined reasons. Factors were the low altitude at which the power loss occurred and the lack of suitable terrain for a forced landing.
- [NTSB SEA95LA119](https://openairdocs.org/ntsb/SEA95LA119.md): Grumman G-164B · Helena, MT · Accident · No injuries · Limited investigation · Final report · Jun 15, 1995 · N6669Q · Destroyed
  > The loss of engine power for undetermined reasons.
- [NTSB ANC95LA110](https://openairdocs.org/ntsb/ANC95LA110.md): de Havilland DHC-2 · King Salmon, AK · Accident · No injuries · Limited investigation · Final report · Jun 9, 1995 · N67112 · Substantial damage
  > The pilot's inadequate compensation for the wind conditions during the landing approach, and his failure to maintain altitude/clearance from trees. A factor relating to the accident was: the gusty wind condition.
- [NTSB FTW95LA392](https://openairdocs.org/ntsb/FTW95LA392.md): Grumman G-164B · Springlake, TX · Accident · No injuries · Limited investigation · Final report · Jun 8, 1995 · N211JM · Substantial damage
  > The loss of engine power due to the uncontained failure of the third stage turbine wheel. A factor was the lack of suitable terrain for the forced landing.
- [NTSB MIA95LA132](https://openairdocs.org/ntsb/MIA95LA132.md): Grumman G-164A · Zellwood, FL · Accident · No injuries · Limited investigation · Final report · May 21, 1995 · N35RA · Substantial damage
  > A loss of aircraft climb capability after the banner pickup for an undetermined reason. A factor related to the accident was: soft terrain in the emergency landing area.
- [NTSB FTW95LA197](https://openairdocs.org/ntsb/FTW95LA197.md): Grumman G-164A · Abbeville, LA · Accident · No injuries · Limited investigation · Final report · May 12, 1995 · N8509H · Substantial damage
  > The inadvertent stall.
- [NTSB SEA95LA094](https://openairdocs.org/ntsb/SEA95LA094.md): Grumman G-164B · Stayton, OR · Accident · Minor injuries · Limited investigation · Final report · May 7, 1995 · N6895Q · Substantial damage
  > A power loss for undetermined reason(s). A factor was the soft terrain.
- [NTSB FTW95LA154](https://openairdocs.org/ntsb/FTW95LA154.md): Beech G18S · Springdale, AR · Accident · No injuries · Limited investigation · Final report · Apr 2, 1995 · N512E · Substantial damage
  > Engine compartment fire due to undetermined reasons.
- [NTSB MIA95LA085](https://openairdocs.org/ntsb/MIA95LA085.md): Grumman G-164B · Crystal Springs, MS · Accident · No injuries · Limited investigation · Final report · Mar 6, 1995 · N6619Q · Substantial damage
  > The failure of the pilot in command to insure the aircraft contained adequate fuel to complete the flight.
- [NTSB LAX95LA127](https://openairdocs.org/ntsb/LAX95LA127.md): Boeing B75N1 · Gaviota, CA · Accident · No injuries · Limited investigation · Final report · Mar 5, 1995 · N450SR · Substantial damage
  > inadequate maintenance and service of the aircraft's carburetor heat system, and the pilot's intentional flight into adverse weather conditions. The lack of a suitable area for the emergency landing was a factor.
- [NTSB SEA95FA043](https://openairdocs.org/ntsb/SEA95FA043.md): Beech E18S · Butte, MT · Accident · 1 fatal · Field investigation · Final report · Jan 27, 1995 · N250RP · Substantial damage
  > The pilot's failure to follow the IFR procedure by not maintaining the proper altitude prior to the initial appraoch fix. Factors to the accident were dark night conditions and a low ceiling.
- [NTSB CHI95LA075](https://openairdocs.org/ntsb/CHI95LA075.md): Beech C45H · New Hudson, MI · Accident · No injuries · Limited investigation · Final report · Jan 24, 1995 · N618K · Substantial damage
  > The owner/pilot's inadequate maintenance practices which resulted in a loss of engine power shortly after takeoff and the pilot's inadequate emergency procedure after the power loss occurred. Related factors are trees, diminished airspeed and abrupt touchdown.
- [NTSB CHI95LA053](https://openairdocs.org/ntsb/CHI95LA053.md): Beech E18S · Kansas City, MO · Accident · 1 fatal · Limited investigation · Final report · Dec 9, 1994 · N5647D · Destroyed
  > Failure of the pilot to maintain adequate airspeed on final approach, which resulted in an inadvertent stall/spin. Factors related to the accident were: the adverse weather (icing) conditions, the accumulation of airframe/wing ice, the pilot's improper use of…
- [NTSB MIA94LA218](https://openairdocs.org/ntsb/MIA94LA218.md): Grumman G-164B · Greenwood, MS · Accident · No injuries · Limited investigation · Final report · Sep 29, 1994 · N48572 · Substantial damage
  > The improper decision of the pilot to execute a precautionary landing to an unprepared field due to a supercharger shaft failure.
- [NTSB CHI94LA320](https://openairdocs.org/ntsb/CHI94LA320.md): Weatherly 201C · Stephen, MN · Accident · Serious injuries · Limited investigation · Final report · Sep 11, 1994 · N9054W · Substantial damage
  > improper rigging of the parking brake control cable resulting in inadvertent application of the left wheel brake.
- [NTSB CHI94LA323](https://openairdocs.org/ntsb/CHI94LA323.md): Beech D18S · Mt Pleasant, MI · Accident · No injuries · Limited investigation · Final report · Sep 9, 1994 · N666S · Substantial damage
  > the improper fuel selector position by the pilot-in-command which resulted in fuel starvation. A factor was rough/uneven terrain.
- [NTSB FTW94LA270](https://openairdocs.org/ntsb/FTW94LA270.md): Grumman G-164B · Shreveport, LA · Accident · 1 fatal · Limited investigation · Final report · Aug 12, 1994 · N48664 · Destroyed
  > The pilot's incapacitation due to a heart attack.
- [NTSB ANC94FA105](https://openairdocs.org/ntsb/ANC94FA105.md): De Havilland DHC-2 · Port Alsworth, AK · Accident · 3 fatal · Field investigation · Final report · Aug 12, 1994 · N17394 · Destroyed
  > Improper in-flight planning/decision by the pilot, and his failure to remain clear of mountainous terrain. The box/blind canyon and proximity of mountainous terrain were related factors.
- [NTSB LAX94LA313](https://openairdocs.org/ntsb/LAX94LA313.md): Schweizer G-164-A · Laton, CA · Accident · No injuries · Limited investigation · Final report · Aug 11, 1994 · N699Y · Substantial damage
  > failure of the No.7 cylinder for an unspecified reason.
- [NTSB FTW94LA267](https://openairdocs.org/ntsb/FTW94LA267.md): Weatherly 201C · Pampa, TX · Accident · No injuries · Limited investigation · Final report · Aug 11, 1994 · N9075W · Substantial damage
  > The pilot's decision to takeoff from unsuitable terrain following the forced landing. A factor was fuel starvation induced power loss resultant from the pilot's failure to select the proper fuel tank.
- [NTSB ATL94LA153](https://openairdocs.org/ntsb/ATL94LA153.md): Naval Aircraft Factory N3N-3 · Beaufort, SC · Accident · No injuries · Limited investigation · Final report · Aug 10, 1994 · N44970 · Substantial damage
  > The pilot's improper use of the rudder during landing.
- [NTSB ATL94LA152](https://openairdocs.org/ntsb/ATL94LA152.md): Grumman G-164A · Vanceboro, NC · Accident · No injuries · Limited investigation · Final report · Aug 10, 1994 · N8896H · Substantial damage
  > The pilot's improper use of wheel brakes.
- [NTSB ATL94LA147](https://openairdocs.org/ntsb/ATL94LA147.md): Boeing A75N1 · Chamblee, GA · Accident · No injuries · Limited investigation · Final report · Jul 30, 1994 · N57TH · Substantial damage
  > The fatigue failure of the left main landing gear shock absorbing strut that resulted in a loss of control.
- [NTSB SEA94LA192](https://openairdocs.org/ntsb/SEA94LA192.md): Grumman G-21A · Bremerton, WA · Accident · No injuries · Limited investigation · Final report · Jul 22, 1994 · N327 · Substantial damage
  > The pilot-in-command's failure to maintain directional control during landing.
- [NTSB SEA94LA193](https://openairdocs.org/ntsb/SEA94LA193.md): Grumman G-164B · Wilder, ID · Accident · No injuries · Limited investigation · Final report · Jul 19, 1994 · N48571 · Substantial damage
  > The failure of the left brake master cylinder and the pilot's inadequate remedial action when the aircraft collided with an embankment during an intentional ground loop.
- [NTSB CHI94LA235](https://openairdocs.org/ntsb/CHI94LA235.md): Beech 17 · Elgin, NE · Accident · No injuries · Limited investigation · Final report · Jul 17, 1994 · N1184V · Substantial damage
  > the pilot's failure to maintain clearance with the road sign. Factors in the accident were the sign and the failure of the landing gear to extend into the full down and locked position.
- [NTSB ANC94LA082](https://openairdocs.org/ntsb/ANC94LA082.md): de Havilland DHC-2 · Kenai, AK · Accident · No injuries · Limited investigation · Final report · Jul 16, 1994 · N2297R · Substantial damage
  > The pilot did not use the takeoff checklist to confirm that the flaps were extended for the takeoff.
- [NTSB ANC94LA079](https://openairdocs.org/ntsb/ANC94LA079.md): de Havilland DHC-2 · Nondalton, AK · Accident · No injuries · Limited investigation · Final report · Jul 9, 1994 · N2297R · Substantial damage
  > The pilot's inadequate compensation for the wind condition. A factor in the accident was the gusty wind condition.
- [NTSB FTW94LA209](https://openairdocs.org/ntsb/FTW94LA209.md): Grumman G-164A · Parkin, AR · Accident · No injuries · Limited investigation · Final report · Jun 22, 1994 · N6535 · Substantial damage
  > Total power loss for undetermined reasons. A factor was unsuitable terrain for a forced landing.
- [NTSB SEA94LA159](https://openairdocs.org/ntsb/SEA94LA159.md): de Havilland DHC-2 · Friday Harbor, WA · Accident · Serious injuries · Limited investigation · Final report · May 26, 1994 · N6782L · No damage
  > The pilot's accidental extension of his hand into the arc of the turning propeller. Factors include high winds during the docking process.
- [NTSB CHI94DTG01](https://openairdocs.org/ntsb/CHI94DTG01.md): Grumman G-164-A · La Moure, ND · Accident · No injuries · Final report · May 26, 1994 · N5277 · Substantial damage
  > failure of the pilot to maintain directional control.
- [NTSB CHI94LA162](https://openairdocs.org/ntsb/CHI94LA162.md): Grumman G-164A · Alexandria, NE · Accident · No injuries · Limited investigation · Final report · May 4, 1994 · N7368 · Substantial damage
  > The pilot's failure to maintain clearance with wires.
- [NTSB FTW94LA142](https://openairdocs.org/ntsb/FTW94LA142.md): Grumman G-164A · Lindon, CO · Accident · No injuries · Limited investigation · Final report · May 1, 1994 · N8559H · Substantial damage
  > Inaccurate preflight planning and preparation for the flight. A factor was soft terrain on the landing strip.
- [NTSB LAX94LA204](https://openairdocs.org/ntsb/LAX94LA204.md): Beech UC-45J · Acampo, CA · Accident · No injuries · Limited investigation · Final report · Apr 24, 1994 · N35095 · Substantial damage
  > The pilot's failure to use carburetor heat during the extended power-off descent. The existing carburetor icing conditions, the pilot's diverted attention, and the power lines were factors in this accident.

Next page: https://openairdocs.org/ntsb.md?engine=52008&page=10

## 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 ('52008'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=52008&page=9

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