# NTSB investigations: Pratt & Whitney R-2800 series: Loss of engine power(partial) - mech failure/malf

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 DCA85AA023](https://openairdocs.org/ntsb/DCA85AA023.md): General Dynamics 240-27 · West Trenton, NJ · Accident · Serious injuries · Final report · Jun 19, 1985 · N155PA · Destroyed
  > The coplt bgn takeoff (tkof) with 2700 RPM & 52 to 53.5' of manifold pressure (mp). Wtr injection was not used altho 12 gal was available. At 150 to 250 ft AGL, the l eng lost pwr & the l prop autofeathered. The capt took control (ctl) & took action to verify…
- [NTSB CHI83FER01](https://openairdocs.org/ntsb/CHI83FER01.md): Goodyear FG1D · Crystal, MN · Accident · No injuries · Final report · Aug 3, 1983 · N62290 · Substantial damage
  > The plt reported that during the takeoff roll, there was a slight loss of manifold pressure. This was followed by a loud 'misfire', a futher loss of manifold pressure & a drop in the eng RPM. With an estimated 2000 ft of rwy remaining, he elect to abort &…
- [NTSB FTW82DA130](https://openairdocs.org/ntsb/FTW82DA130.md): Goodyear FGID(F4U) · Forney, TX · Accident · No injuries · Final report · Apr 14, 1982 · N9964Z · Substantial damage
  > Following the last aerobatic manuever, a loop, and while in straight and level flight, the low oil pressure light illuminated. The oil pressure decreased to zero and shortly thereafter propeller control was lost. Due to a rough running engine an emergency…

## 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 ('52026')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o."occurrenceNumber" = 1 AND o."occurrenceCode" = 352))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=52026&occurrence=352

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