# NTSB investigations: Lycoming 0-540 series, PR

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 ERA14LA465](https://openairdocs.org/ntsb/ERA14LA465.md): Britten-Norman BN-2A · Ceiba, PR · Accident · Minor injuries · Limited investigation · Final report · Sep 28, 2014 · N906GD · Substantial damage
  > The pilot’s loss of consciousness during taxi for reasons that could not be determined based on the available information.
- [NTSB ERA10CA407](https://openairdocs.org/ntsb/ERA10CA407.md): Robinson Helicopter R44 · Aguadilla, PR · Accident · Minor injuries · Data collection · Final report · Aug 8, 2010 · N367JM · Substantial damage
  > The pilot's inadequate preflight performance calculations, which resulted in the overweight helicopter's lack of hover capability out of ground effect.
- [NTSB ERA10CA051](https://openairdocs.org/ntsb/ERA10CA051.md): Robinson Helicopter R44 · Morovis, PR · Accident · Minor injuries · Data collection · Final report · Nov 5, 2009 · N440M · Substantial damage
  > The pilot’s delayed attempt to go around.
- [NTSB ERA09LA051](https://openairdocs.org/ntsb/ERA09LA051.md): Robinson Helicopter R44 · San Juan, PR · Accident · Serious injuries · Limited investigation · Final report · Nov 12, 2008 · N452JM · Substantial damage
  > The detachment of the forward left servo control tube upper rod end attachment bolt during a hover due to separation of its retaining nut for undetermined reasons.
- [NTSB MIA05LA079](https://openairdocs.org/ntsb/MIA05LA079.md): Rockwell Aero Commander 500 · San Juan, PR · Accident · No injuries · Limited investigation · Final report · Mar 12, 2005 · N8498C · Substantial damage
  > The failure of the pilot to follow the emergency checklist and his inadvertent operation of the airplane with known discrepancies resulting in landing overrun and on-ground collision with a ditch during the landing roll.
- [NTSB MIA04LA133](https://openairdocs.org/ntsb/MIA04LA133.md): Britten-Norman BN-2A-27 · Vega Baja, PR · Accident · 1 fatal · Limited investigation · Final report · Sep 29, 2004 · N902GD · Destroyed
  > The pilot's improper inflight planning which resulted in an inflight encounter with weather (low ceilings and thunderstorms), his loss of aircraft control, and an inflight collision with the ocean during uncontrolled descent.
- [NTSB MIA03LA177](https://openairdocs.org/ntsb/MIA03LA177.md): Britten-Norman BN-2A-27 · Cayey, PR · Accident · Minor injuries · Limited investigation · Final report · Sep 4, 2003 · N630VC · Destroyed
  > The loss of power on the left engine and partial lost of power on the right engine for undetermined reasons resulting in a force landing and impact with wires, tree, and terrain during subsequent force landing.
- [NTSB MIA73FKA10](https://openairdocs.org/ntsb/MIA73FKA10.md): Piper PA-32 · Humacao, PR · Accident · Minor injuries · Closed · May 24, 1973 · N4795S · Destroyed
- [NTSB MIA71AM081](https://openairdocs.org/ntsb/MIA71AM081.md): Piper PA-32 · Vieques Island, PR · Accident · No injuries · Closed · Mar 9, 1971 · N3996W · Substantial damage
- [NTSB MIA70F0072](https://openairdocs.org/ntsb/MIA70F0072.md): Piper PA-25 · Isabela, PR · Accident · Serious injuries · Closed · Jul 9, 1969 · N6973Z · Destroyed
- [NTSB MIA68D0510](https://openairdocs.org/ntsb/MIA68D0510.md): Piper PA-25 · Santa Isabel, PR · Accident · No injuries · Closed · May 3, 1968 · N6878Z · Substantial damage
- [NTSB MIA67F0354](https://openairdocs.org/ntsb/MIA67F0354.md): Piper PA-32 · San Juan, PR · Accident · Minor injuries · Closed · Dec 29, 1966 · N3712W · Substantial damage
- [NTSB MIA66F0237](https://openairdocs.org/ntsb/MIA66F0237.md): Piper PA-23 · San Juan, PR · Accident · No injuries · Closed · Aug 23, 1965 · N4325Y · Substantial damage
- [NTSB MIA66F0183](https://openairdocs.org/ntsb/MIA66F0183.md): Piper PA-24 · Coloso, PR · Accident · No injuries · Closed · Aug 15, 1965 · N7330P · Substantial damage
- [NTSB MIA65F0128](https://openairdocs.org/ntsb/MIA65F0128.md): Piper PA-25 · Cabo Rojo, PR · Accident · No injuries · Closed · Mar 16, 1965 · N6878Z · 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" = 'PR' 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 ('41532'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=41532&state=PR

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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.