# NTSB investigations: WSK PZL Mielec M-18A: 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 CHI04TA193](https://openairdocs.org/ntsb/CHI04TA193.md): PZL-Mielec M-18T · Pine Ridge, SD · Accident · No injuries · Final report · Jul 12, 2004 · N7077N · Substantial damage
  > The propeller went to an overspeed condition as a result of contamination of the propeller control unit due to improper servicing by the operator and the mechanic. A factor was the hilly terrain.
- [NTSB FTW96LA297](https://openairdocs.org/ntsb/FTW96LA297.md): Wsk Pzl Mielec M-18A · Mcgehee, AR · Accident · No injuries · Limited investigation · Final report · Jul 10, 1996 · N80199 · Destroyed
  > a loss of engine power and subsequent engine fire for undetermined reasons.
- [NTSB MIA96GA138](https://openairdocs.org/ntsb/MIA96GA138.md): Wsk Pzl Mielec M18A · Kinston, NC · Accident · 1 fatal · Final report · May 11, 1996 · N2065K · Destroyed
  > a cracked/fractured #5 cylinder and subsequent failure/jamming of the #5 exhaust valve, which resulted in a partial loss of engine power; and failure of the pilot to maintain adequate airspeed, which resulted in a stall and collision with the terrain. Factors…
- [NTSB CHI96LA035](https://openairdocs.org/ntsb/CHI96LA035.md): Pzl-Mielec M-18A · Montrose, MI · Accident · No injuries · Limited investigation · Final report · Nov 20, 1995 · N2296J · Substantial damage
  > a loss of engine power as a result of the separation of the throttle push-pull cable.
- [NTSB FTW90DPG06](https://openairdocs.org/ntsb/FTW90DPG06.md): WSK PZL Mielec M18A · Hunter, AR · Accident · No injuries · Final report · Jul 28, 1990 · N81699 · Destroyed
  > Loss of part of the engine exhaust collector, as result of improper maintenance replacement/installation.

## 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.aircraft_model_code IN ('9810103')
    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?model=9810103&occurrence=352

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