# NTSB investigations: Pratt & Whitney R1340 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.

## Latest cases

- [NTSB WPR16FA112](https://openairdocs.org/ntsb/WPR16FA112.md): North American AT 6 · Mesa, AZ · Accident · 2 fatal · Field investigation · Final report · May 18, 2016 · N3198G · Destroyed
  > The pilot's inability to return to the departure airport due to an unspecified in-flight emergency for reasons that could not be determined during a postaccident examination of the airplane.
- [NTSB LAX02LA014](https://openairdocs.org/ntsb/LAX02LA014.md): North American SNJ-5 · Mesa, AZ · Accident · No injuries · Limited investigation · Final report · Oct 23, 2001 · N3246G · Substantial damage
  > The pilot's inadequate compensation for an existing crosswind condition, and failure to maintain directional control on the landing rollout.
- [NTSB LAX01LA183](https://openairdocs.org/ntsb/LAX01LA183.md): North American AT-6 D · Prescott, AZ · Accident · No injuries · Limited investigation · Final report · May 5, 2001 · N7421C · Substantial damage
  > The pilot's inadequate compensation for an existing crosswind condition.
- [NTSB LAX95LA276](https://openairdocs.org/ntsb/LAX95LA276.md): North American AT-6B · Glendale, AZ · Accident · No injuries · Limited investigation · Final report · Aug 1, 1995 · N105DG · 2 aircraft · Minor damage
  > The failure of the pilot of the other aircraft to follow pre-briefed instructions and failure to see and avoid the preceding aircraft awaiting takeoff.
- [NTSB LAX93LA365](https://openairdocs.org/ntsb/LAX93LA365.md): Snow 600-S2C · Surprise, AZ · Accident · Minor injuries · Limited investigation · Final report · Sep 22, 1993 · N1677S · Substantial damage
  > The pilot's improper inflight planning resulting in his airplane's encounter with wake turbulence.
- [NTSB LAX92LA358](https://openairdocs.org/ntsb/LAX92LA358.md): Grumman G-164A · Laveen, AZ · Accident · No injuries · Limited investigation · Final report · Aug 19, 1992 · N5363 · Substantial damage
  > The failure of the pilot to maintain directional control of the aircraft during the landing roll.
- [NTSB LAX92LA340](https://openairdocs.org/ntsb/LAX92LA340.md): Grumman G-164B · Tolleson, AZ · Accident · No injuries · Limited investigation · Final report · Aug 9, 1992 · N6809K · Substantial damage
  > The pilot's selection of unsuitable terrain for takeoff. Contributing to this accident was the ravine that crossed the runway.
- [NTSB LAX92LA018](https://openairdocs.org/ntsb/LAX92LA018.md): Snow S2C · Bowie, AZ · Accident · No injuries · Limited investigation · Final report · Oct 17, 1991 · N1625S · Substantial damage
  > The failure of the pilot to maintain directional control after landing. The unfavorable wind condition was a related factor.
- [NTSB LAX91LA301](https://openairdocs.org/ntsb/LAX91LA301.md): Grumman G-164B · Eloy, AZ · Accident · No injuries · Limited investigation · Final report · Jul 9, 1991 · N6633K · Substantial damage
  > The failure of the pilot to maintain the terrain clearance of the aircraft while maneuvering for a potential emergency landing on a moonless dark night.
- [NTSB LAX85LA374](https://openairdocs.org/ntsb/LAX85LA374.md): Air Tractor AT301 · Williams Afb, AZ · Accident · No injuries · Limited investigation · Final report · Aug 27, 1985 · N3168U · Substantial damage
  > After making his first swath run,during the hours of darkness,the pilot became disorented and flew into an area with tall electrical transmission lines. He descended into trees beneath the lines in his attempt to miss them.
- [NTSB LAX85LA360](https://openairdocs.org/ntsb/LAX85LA360.md): Schweizer G-164B · Tolleson, AZ · Accident · Serious injuries · Limited investigation · Final report · Aug 21, 1985 · N6749K · Destroyed
  > According to the pilot,the engine lost partial power while in cruise flt. He selected a cotton field in which to make a precautionary lng. The aircraft over shot the intended landing area and impacted a utility pole. The collision ruptured the fuel system and…
- [NTSB LAX85LA340](https://openairdocs.org/ntsb/LAX85LA340.md): North American T-6G · Tucson, AZ · Accident · No injuries · Limited investigation · Final report · Aug 4, 1985 · N45CT · Substantial damage
  > The tailwheel equipped acft nosed over after the plt lost iirecitional control during lndg. There were no reports of mechanical difficulties or weather facotrs to be considered in the area of cause. The plts flt experience is unknown since repeated attempts…
- [NTSB LAX84LA379](https://openairdocs.org/ntsb/LAX84LA379.md): Rockwell S-2R · Stanfield, AZ · Accident · Minor injuries · Limited investigation · Final report · Jul 2, 1984 · N8430V · Destroyed
  > The plt was maneuvering to start another field when the acft's left wing hit the roof of the ground flagging vehicle. The acft then collided with the ground.
- [NTSB LAX83LA128](https://openairdocs.org/ntsb/LAX83LA128.md): Grumman G-164A · Williams Afb, AZ · Accident · No injuries · Limited investigation · Final report · Mar 6, 1983 · N4529 · Substantial damage
  > While on a spray run, the eng lost power. Subsequently, the acft was damaged during a forced landing.
- [NTSB LAX82DA353](https://openairdocs.org/ntsb/LAX82DA353.md): Grumman G-164A · Magma, AZ · Accident · No injuries · Final report · Sep 23, 1982 · N6602 · Substantial damage
  > Shortly after takeoff the eng became rough & losing power. The plt observed long streaks of red flame pouring from the exhaust. The pesticide was jettisoned & an attempt was made to return to the strip. The eng continued to lose power & quit completely just…
- [NTSB LAX82FUJ42](https://openairdocs.org/ntsb/LAX82FUJ42.md): Air Tractor 301 · Yuma, AZ · Accident · 1 fatal · Final report · Jul 16, 1982 · N8538S · Destroyed
  > The pilot had completed his last load of the day and was en route back to the airport. According to witnesses, the aircraft entered a nose high attitude, then the nose dropped and the plane entered a spin. It struck the ground before recovering from the spin.…
- [NTSB LAX81DUJ91](https://openairdocs.org/ntsb/LAX81DUJ91.md): Grumman G-164B · Tonapah, AZ · Accident · Minor injuries · Closed · Aug 29, 1981 · N6776K · Destroyed
- [NTSB LAX81DUJ83](https://openairdocs.org/ntsb/LAX81DUJ83.md): Snow 600S2C · Willcox, AZ · Accident · Minor injuries · Closed · Aug 5, 1981 · N1625S · Substantial damage
- [NTSB LAX80FUJ92](https://openairdocs.org/ntsb/LAX80FUJ92.md): Rockwell 600S2R · Buckeye, AZ · Accident · No injuries · Closed · Aug 4, 1980 · N5696X · Substantial damage
- [NTSB LAX80DUJ86](https://openairdocs.org/ntsb/LAX80DUJ86.md): Grumman G-164A · Cotton Center, AZ · Accident · No injuries · Closed · Jun 9, 1980 · N4623 · Substantial damage
- [NTSB LAX80DUJ67](https://openairdocs.org/ntsb/LAX80DUJ67.md): Aero Comdr 600S2C · Wilcox, AZ · Accident · No injuries · Closed · Jun 9, 1980 · N1625S · Substantial damage
- [NTSB LAX78FA023](https://openairdocs.org/ntsb/LAX78FA023.md): Harvard MK4 · St Johns, AZ · Accident · 1 fatal · Closed · Jan 26, 1978 · N10908 · 2 aircraft · Minor damage
- [NTSB LAX77FUJ98](https://openairdocs.org/ntsb/LAX77FUJ98.md): Aero Comdr S2R · Stanfield, AZ · Accident · No injuries · Closed · Sep 5, 1977 · N8961Q · Substantial damage
- [NTSB LAX77FUJ64](https://openairdocs.org/ntsb/LAX77FUJ64.md): Aero Comdr 600S2R · Maricopa, AZ · Accident · Minor injuries · Closed · Jun 22, 1977 · N5626X · Destroyed
- [NTSB LAX77FUJ44](https://openairdocs.org/ntsb/LAX77FUJ44.md): Grumman G-164A · Queen Creek, AZ · Accident · No injuries · Closed · Apr 21, 1977 · N73PB · Substantial damage
- [NTSB LAX76DUK16](https://openairdocs.org/ntsb/LAX76DUK16.md): Grumman G-164 · Sun City, AZ · Accident · No injuries · Closed · Sep 30, 1976 · N638U · Substantial damage
- [NTSB LAX76DUK03](https://openairdocs.org/ntsb/LAX76DUK03.md): Grumman G-164A · Gila Bend, AZ · Accident · No injuries · Closed · Aug 12, 1976 · N4529 · Destroyed
- [NTSB LAX75DUJ22](https://openairdocs.org/ntsb/LAX75DUJ22.md): Grumman G-164A · Buckeye, AZ · Accident · No injuries · Closed · Aug 24, 1974 · N4529 · Substantial damage
- [NTSB LAX75DUJ08](https://openairdocs.org/ntsb/LAX75DUJ08.md): Snow 600S2C · Poston, AZ · Accident · No injuries · Closed · Jul 1, 1974 · N9468R · Substantial damage
- [NTSB LAX74DUJ38](https://openairdocs.org/ntsb/LAX74DUJ38.md): Grumman G-164A · Tonopah, AZ · Accident · No injuries · Closed · Dec 31, 1973 · N5363 · Substantial damage
- [NTSB LAX72DUJ46](https://openairdocs.org/ntsb/LAX72DUJ46.md): Naval Fcty N3N-1 · Gadsden, AZ · Accident · No injuries · Closed · Sep 14, 1971 · N45065 · Substantial damage
- [NTSB LAX72DUJ23](https://openairdocs.org/ntsb/LAX72DUJ23.md): Naval Fcty N3N-3 · Stanfield, AZ · Accident · No injuries · Closed · Aug 11, 1971 · N44713 · No damage
- [NTSB LAX70D0131](https://openairdocs.org/ntsb/LAX70D0131.md): Naval Fcty N3N-3 · Somerton, AZ · Accident · No injuries · Closed · Aug 19, 1969 · N44936 · Substantial damage
- [NTSB LAX68D0065](https://openairdocs.org/ntsb/LAX68D0065.md): Naval Fcty N3N · Chandler, AZ · Accident · No injuries · Closed · Jul 27, 1967 · N45151 · Substantial damage
- [NTSB LAX68D0095](https://openairdocs.org/ntsb/LAX68D0095.md): Naval Fcty N3N · Chandler, AZ · Accident · No injuries · Closed · Jul 21, 1967 · N44814 · Substantial damage
- [NTSB DEN66F0174](https://openairdocs.org/ntsb/DEN66F0174.md): Naval Arcft N3N-3 · Sun City, AZ · Accident · Minor injuries · Closed · Nov 4, 1965 · N44757 · Substantial damage
- [NTSB UNK64X1956](https://openairdocs.org/ntsb/UNK64X1956.md): Navy N3N3 · Sun Sites, AZ · Accident · Minor injuries · Closed · May 25, 1964 · N44837 · Substantial damage

## 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 ('52016'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=52016&state=AZ

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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.