# NTSB investigations: Hughes Helicopters HUGHES 369D, 1982

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 SEA82DA137](https://openairdocs.org/ntsb/SEA82DA137.md): Hughes 369D · Shelton, WA · Accident · No injuries · Final report · Aug 7, 1982 · N10966 · Substantial damage
  > During a sight seeing flight the pilot smelled a burning odor and prepared to make a precautionary off-airport landing. Shortly thereafter, engine RPM decayed and an autorotative landing was effected on a dirt road. On touchdown, the main rotor blades flexed…
- [NTSB SEA82DA119](https://openairdocs.org/ntsb/SEA82DA119.md): Hughes 369D · Creswell, OR · Accident · No injuries · Final report · Jul 20, 1982 · N8694F · Substantial damage
  > The pilot was practicing hovering autorotations and quick stops. He stated that after about six good quick stops, he made a tail low landing and the main rotor blades flexed into the tail boom.
- [NTSB FTW82DA195](https://openairdocs.org/ntsb/FTW82DA195.md): Hughes 500D · Amarillo, TX · Accident · No injuries · Final report · May 27, 1982 · N277SP · Substantial damage
  > The pilot reported that he was practicing autorotations. When he added power to recover from his eighth autorotation, he experienced compressor stalls in the engine and a complete loss of power at about 20 ft AGL. The helicopter settled and made a hard…
- [NTSB CHI82DA185](https://openairdocs.org/ntsb/CHI82DA185.md): Hughes 369D · Fairbury, IL · Accident · No injuries · Final report · May 26, 1982 · N8348F · Substantial damage
  > During flight, the N2 and nr suddenly accelerated to 110 percent. The pilot eventually shut down the engine and made an autorotation. An open field was selected for a landing site; however, it was muddy with standing water. The pilot decided on a full stop…
- [NTSB SEA82FYM16](https://openairdocs.org/ntsb/SEA82FYM16.md): Hughes 369D · Birkenfeld, OR · Accident · Minor injuries · Final report · May 19, 1982 · N1096L · Substantial damage
  > The pilot stated that the fuel gauge indicated 150 lbs of fuel remaining when he began the flight. Since the drop point was within 2 to 3 minutes of the departure point, he elected to proceed without refueling. While hovering and being guided into the drop…
- [NTSB SEA82FA070](https://openairdocs.org/ntsb/SEA82FA070.md): Hughes 369D · 6nm Sse Wrangel, AK · Accident · Minor injuries · Field investigation · Final report · May 13, 1982 · N1107T · Substantial damage
  > The pilot reported that the aircraft was on a reconnaissance flight to survey a proposed powerline project. He reported that during the flight, the engine flamed out and an autorotation was initiated. He maneuvered the helicopter to land in a clearance, but…
- [NTSB LAX82FUJ40](https://openairdocs.org/ntsb/LAX82FUJ40.md): Hughes 369D · Teec Nos Pos, AZ · Accident · Serious injuries · Final report · Apr 28, 1982 · N1089S · Substantial damage
  > The acft lost eng power & crashed while attempting an autorotation. Eng teardown revealed that the #2 bearing failed as a result of some of the ball retainers being broken & cracked between the ball pockets. This condition allowed the impeller assembly to…
- [NTSB DEN82DA073](https://openairdocs.org/ntsb/DEN82DA073.md): Hughes 369D (500D) · Coalville, UT · Accident · Minor injuries · Final report · Apr 27, 1982 · N8684F · Substantial damage
  > The helicopter made a hard landing after the pilot experienced a power train failure while flying low and slow. The weather was VMC and a VFR flight plan was filed. The crew was searching for lost mining equipment in a low slow search pattern. The pilot heard…

## 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 year(c."eventDate") = 1982
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('4470706'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=4470706&year=1982

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