# NTSB investigations: Pratt & Whitney R-985 series, AZ

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 2 · 54 cases

## Latest cases

- [NTSB WPR26LA138](https://openairdocs.org/ntsb/WPR26LA138.md): Boeing A75N1 · Mesa, AZ · Accident · No injuries · Class 4 · Limited · Final report · Mar 21, 2026 · N5045V · Substantial damage
  > The pilot's failure to maintain directional control during the landing rollout, which resulted in a ground loop.
- [NTSB WPR12CA016](https://openairdocs.org/ntsb/WPR12CA016.md): Beech D17S · Phoenix, AZ · Accident · No injuries · Data collection · Final report · Oct 18, 2011 · N44562 · Substantial damage
  > The pilot's failure to extend the landing gear.
- [NTSB WPR10LA413](https://openairdocs.org/ntsb/WPR10LA413.md): Grumman Acft ENG Cor-Schweizer G-164B · Buckeye, AZ · Accident · Serious injuries · Limited investigation · Final report · Aug 19, 2010 · N6607Q · Substantial damage
  > An increase in engine rpm and vibration, which resulted in an aborted takeoff and runway excursion. The reason for the increased engine rpm and vibration could not be determined because of postaccident fire damage.
- [NTSB WPR10LA212](https://openairdocs.org/ntsb/WPR10LA212.md): Grumman Acft ENG Cor-Schweizer G-164B · Buckeye, AZ · Accident · Minor injuries · Limited investigation · Final report · Apr 22, 2010 · N48455 · Substantial damage
  > A partial loss of engine power during the takeoff roll for undetermined reasons.
- [NTSB WPR09CA265](https://openairdocs.org/ntsb/WPR09CA265.md): Boeing E75 · Cottonwood, AZ · Accident · No injuries · Data collection · Final report · May 17, 2009 · N4787V · Substantial damage
  > The pilot's inadequate compensation for the crosswinds during the landing roll.
- [NTSB LAX03LA195](https://openairdocs.org/ntsb/LAX03LA195.md): Boeing Stearman E75 · Casa Grande, AZ · Accident · No injuries · Limited investigation · Final report · Jun 12, 2003 · N6030V · Substantial damage
  > The pilot's inadequate compensation for the wind conditions, and his failure to maintain aircraft control resulting in an inadvertent ground loop.
- [NTSB LAX03LA064](https://openairdocs.org/ntsb/LAX03LA064.md): Waco SRE · Prescott, AZ · Accident · Minor injuries · Limited investigation · Final report · Jan 10, 2003 · N1252W · Substantial damage
  > The pilot's failure to maintain directional control during landing resulting in a collision with a runway sign. Factors in the accident were the tailwind and the malfunctioning brake system.
- [NTSB LAX98LA207](https://openairdocs.org/ntsb/LAX98LA207.md): Naval Aircraft Factory N3N-3 · Skull Valley, AZ · Accident · Serious injuries · Limited investigation · Final report · Jun 20, 1998 · N45053 · Destroyed
  > The pilot's failure to maintain control of the aircraft while maneuvering at a low altitude.
- [NTSB LAX96LA208](https://openairdocs.org/ntsb/LAX96LA208.md): Boeing B75-A75N1 · Page, AZ · Accident · No injuries · Limited investigation · Final report · May 28, 1996 · N54284 · Substantial damage
  > the pilot's improper flare, improper recovery from a bounced landing, inadequate compensation for wind conditions, and failure to maintain directional control of the airplane, while landing in gusty/crosswind conditions. The gusty, crosswind condition was a…
- [NTSB LAX96LA153](https://openairdocs.org/ntsb/LAX96LA153.md): Naval Aircraft Factory N3N-3 · Chandler, AZ · Accident · No injuries · Limited investigation · Final report · Apr 3, 1996 · N45043 · Substantial damage
  > The failure of both the engine driven and hand wobble fuel pumps, which resulted in fuel starvation to the engine.
- [NTSB LAX92LA177](https://openairdocs.org/ntsb/LAX92LA177.md): Beech E18S · Eloy, AZ · Accident · No injuries · Limited investigation · Final report · Apr 16, 1992 · N711DN · Substantial damage
  > Failure of the pilot-in-command to maintain directional control and to properly compensate for the unfavorable wind conditions encountered during the takeoff ground run. Contributing to the accident was the unforecasted dust devil weather phenomena.
- [NTSB LAX91LA413](https://openairdocs.org/ntsb/LAX91LA413.md): Grumman G164A-450 · Queen Creek, AZ · Accident · Minor injuries · Limited investigation · Final report · Sep 29, 1991 · N16SS · Substantial damage
  > Failure of the engine cylinder, producing a loss of power. Contributing to the accident was the location of an irrigation ditch next to the landing area and a dark night light condition.
- [NTSB LAX85LA090](https://openairdocs.org/ntsb/LAX85LA090.md): Beech C45H · Littlefield, AZ · Accident · No injuries · Limited investigation · Final report · Dec 11, 1984 · N636CF · Substantial damage
  > The plt stated that he encountered low ceilings & fog in the mountain passes. After several unsuccessful attempts to cross the mountains he believed he did not have sufficient fuel on board to reach any airports to the south so he selected a flat mesa &…
- [NTSB LAX84LA128](https://openairdocs.org/ntsb/LAX84LA128.md): Beech C-45H · Coolidge, AZ · Accident · No injuries · Limited investigation · Final report · Jan 2, 1984 · N3736G · Substantial damage
  > The plt stated that during the initial application of power, the left eng backfired due to a possible too sudden application of power. He said that due to 'inattention' he let the acft 'drift to the left side of the runway.' Just after the acft became…
- [NTSB LAX83LA151](https://openairdocs.org/ntsb/LAX83LA151.md): Boeing D75N1 · Marana, AZ · Accident · No injuries · Limited investigation · Final report · Mar 20, 1983 · N59496 · Substantial damage
  > The acft nosed over during an emergency landing in an open field. The weather was VMC and no flt plan was filed. The pilot reported that during the ferry flt he flew past his destination arpt by misreading his sectional chart. Shortly after this he reversed…
- [NTSB LAX83LA009](https://openairdocs.org/ntsb/LAX83LA009.md): Grumman G-164B · Coolidge, AZ · Accident · No injuries · Limited investigation · Final report · Oct 26, 1982 · N6628Q · Substantial damage
  > The pilot stated that he flew into a dust devil while in a downwind, procedure turn and the aircraft stalled. Reportedly, he dumped his load and applied full power, but he was able to recover before the plane hit the ground, left wing first. The pilot…
- [NTSB LAX82DA096](https://openairdocs.org/ntsb/LAX82DA096.md): Howard DGA-15P · Mesa, AZ · Accident · No injuries · Final report · Mar 7, 1982 · N67771 · Substantial damage
  > While approaching the destination airport, the owner/pilot asked the instructor pilot to land the aircraft. The instructor reported that he maintained a slightly higher than normal airspeed on final approach to compensate for variable wind conditions. He…
- [NTSB LAX78FUJ50](https://openairdocs.org/ntsb/LAX78FUJ50.md): Beech D18S · Grand Canyon, AZ · Accident · No injuries · Closed · May 2, 1978 · N118L · Substantial damage
- [NTSB LAX77DUJ97](https://openairdocs.org/ntsb/LAX77DUJ97.md): Boeing E75 · Marana, AZ · Accident · No injuries · Closed · Jul 20, 1977 · N55439 · Substantial damage
- [NTSB LAX77DUJ17](https://openairdocs.org/ntsb/LAX77DUJ17.md): Beech D18S · Yucca, AZ · Accident · No injuries · Closed · Oct 26, 1976 · N14437 · No damage
- [NTSB LAX76DUJ01](https://openairdocs.org/ntsb/LAX76DUJ01-201337.md): Naval Fcty N3N-3 · Tempe, AZ · Accident · No injuries · Closed · Aug 12, 1976 · N44744 · Substantial damage
- [NTSB LAX76FUJ97](https://openairdocs.org/ntsb/LAX76FUJ97.md): Naval Fcty N3N-3 · Coolidge, AZ · Accident · No injuries · Closed · Aug 5, 1976 · N44738 · Substantial damage
- [NTSB LAX76FUJ20](https://openairdocs.org/ntsb/LAX76FUJ20.md): Beech E18S · Grand Canyon, AZ · Accident · No injuries · Closed · Aug 24, 1975 · N203C · Substantial damage
- [NTSB LAX75DUJ19](https://openairdocs.org/ntsb/LAX75DUJ19.md): Naval Fcty N3N-1 · Queen Creek, AZ · Accident · No injuries · Closed · Aug 9, 1974 · N45184 · Substantial damage
- [NTSB LAX74FUN47](https://openairdocs.org/ntsb/LAX74FUN47.md): Howard DGA-15 · Phoenix, AZ · Accident · No injuries · Closed · Mar 24, 1974 · N67458 · Substantial damage
- [NTSB LAX74DUJ13](https://openairdocs.org/ntsb/LAX74DUJ13.md): Stearman E75 · Wellton, AZ · Accident · No injuries · Closed · Sep 1, 1973 · N1263N · Destroyed
- [NTSB LAX73DUJ58](https://openairdocs.org/ntsb/LAX73DUJ58.md): Beech C-45 · Portal, AZ · Accident · No injuries · Closed · Mar 12, 1973 · N72Q · Substantial damage
- [NTSB LAX73DUJ31](https://openairdocs.org/ntsb/LAX73DUJ31.md): Grumman G-164A · Queen Creek, AZ · Accident · No injuries · Closed · Oct 14, 1972 · N970X · Substantial damage
- [NTSB LAX73FUJ06](https://openairdocs.org/ntsb/LAX73FUJ06-201455.md): Grumman G-164A · Guadalupe, AZ · Accident · No injuries · Closed · Jul 31, 1972 · N7842 · Substantial damage
- [NTSB LAX72FUJ39](https://openairdocs.org/ntsb/LAX72FUJ39.md): Naval Fcty N3N-3 · Phoenix, AZ · Accident · No injuries · Closed · Sep 4, 1971 · N45117 · Substantial damage
- [NTSB LAX72FUJ30](https://openairdocs.org/ntsb/LAX72FUJ30.md): Naval Fcty N3N-3 · Phoenix, AZ · Accident · No injuries · Closed · Aug 17, 1971 · N9611 · Substantial damage
- [NTSB LAX71DUJ81](https://openairdocs.org/ntsb/LAX71DUJ81.md): Beech 18 · Tucson, AZ · Accident · No injuries · Closed · Jan 31, 1971 · N8050H · Substantial damage
- [NTSB LAX71FUJ50](https://openairdocs.org/ntsb/LAX71FUJ50.md): Beech D-17S · Phoenix, AZ · Accident · No injuries · Closed · Dec 23, 1970 · N20753 · Substantial damage
- [NTSB LAX71FUJ12](https://openairdocs.org/ntsb/LAX71FUJ12.md): Boeing A75N1 · Somerton, AZ · Accident · 1 fatal · Closed · Aug 5, 1970 · N58098 · Destroyed
- [NTSB LAX70FUJ12](https://openairdocs.org/ntsb/LAX70FUJ12.md): Beech C-45H · White River, AZ · Accident · No injuries · Closed · Feb 17, 1970 · N230C · Substantial damage
- [NTSB LAX70F0105](https://openairdocs.org/ntsb/LAX70F0105.md): Naval 6fty N3N-1 · Tempe, AZ · Accident · Minor injuries · Closed · Aug 19, 1969 · N45117 · Substantial damage
- [NTSB LAX70D0103](https://openairdocs.org/ntsb/LAX70D0103.md): Boeing A75N1 · Somerton, AZ · Accident · Serious injuries · Closed · Aug 7, 1969 · N62850 · Substantial damage
- [NTSB LAX70F0016](https://openairdocs.org/ntsb/LAX70F0016.md): Boeing A75N1 · Goodyear, AZ · Accident · Serious injuries · Closed · Jun 18, 1969 · N53429 · Destroyed
- [NTSB LAX69A0038](https://openairdocs.org/ntsb/LAX69A0038.md): Beech C-45H · Pierce Ferry, AZ · Accident · No injuries · Closed · Dec 24, 1968 · N3735G · Substantial damage
- [NTSB LAX69D0164](https://openairdocs.org/ntsb/LAX69D0164.md): Boeing A75 · Buckeye, AZ · Accident · No injuries · Closed · Oct 2, 1968 · N59087 · Destroyed
- [NTSB LAX69D0123](https://openairdocs.org/ntsb/LAX69D0123.md): Boeing A75N1 · Parker, AZ · Accident · No injuries · Closed · Aug 2, 1968 · N59250 · Substantial damage
- [NTSB LAX69D0070](https://openairdocs.org/ntsb/LAX69D0070.md): Naval Fcty N3N · Yuma, AZ · Accident · Minor injuries · Closed · Jul 14, 1968 · N44701 · Substantial damage
- [NTSB LAX68D0407](https://openairdocs.org/ntsb/LAX68D0407.md): Stearman D75N1 · Poston, AZ · Accident · No injuries · Closed · Apr 4, 1968 · N53233 · Substantial damage
- [NTSB LAX68D0109](https://openairdocs.org/ntsb/LAX68D0109.md): Stearman PT-17 · Queen Creek, AZ · Accident · No injuries · Closed · Aug 7, 1967 · N1320N · Destroyed
- [NTSB LAX68D0035](https://openairdocs.org/ntsb/LAX68D0035.md): Boeing E75N1 · Buckeye, AZ · Accident · No injuries · Closed · Jul 2, 1967 · N59087 · Substantial damage
- [NTSB LAX67D0330](https://openairdocs.org/ntsb/LAX67D0330.md): Navy N3N · Mesa, AZ · Accident · Minor injuries · Closed · Mar 5, 1967 · N44981 · Substantial damage
- [NTSB LAX67F0213](https://openairdocs.org/ntsb/LAX67F0213.md): Boeing A75 · Yuma, AZ · Accident · Minor injuries · Closed · Nov 21, 1966 · N56841 · Substantial damage
- [NTSB LAX67F0095](https://openairdocs.org/ntsb/LAX67F0095.md): Boeing A-75 · Maricopa, AZ · Accident · No injuries · Closed · Aug 17, 1966 · N68162 · Substantial damage
- [NTSB DEN66F0297](https://openairdocs.org/ntsb/DEN66F0297.md): Beech D-17S · Phoenix, AZ · Accident · No injuries · Closed · May 16, 1966 · N2422 · Substantial damage
- [NTSB DEN66F0140](https://openairdocs.org/ntsb/DEN66F0140.md): Naval Arcft N3N-3 · Litchfield Pk, AZ · Accident · No injuries · Closed · Oct 25, 1965 · N45024 · Substantial damage

Next page: https://openairdocs.org/ntsb.md?engine=52008&state=AZ&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 c."eventStateOrRegion" = 'AZ' AND c."eventCountry" = 'USA'
  AND 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&state=AZ

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