NTSB investigations: Lycoming GO-435C&D series, 1999
2 cases on aircraft whose registry engine model is Lycoming GO-435C&D series. Aircraft are matched to the registry by N-number and event date, checked against the reported serial number, make and model, so older matches can be wrong.
Cases per year
| 1964 | 11 |
|---|---|
| 1965 | 13 |
| 1966 | 8 |
| 1967 | 11 |
| 1968 | 7 |
| 1969 | 4 |
| 1970 | 4 |
| 1971 | 5 |
| 1972 | 2 |
| 1973 | 2 |
| 1974 | 2 |
| 1975 | 1 |
| 1976 | 3 |
| 1977 | 2 |
| 1978 | 2 |
| 1979 | 2 |
| 1981 | 4 |
| 1982 | 2 |
| 1983 | 2 |
| 1984 | 3 |
| 1985 | 1 |
| 1986 | 2 |
| 1987 | 1 |
| 1988 | 2 |
| 1989 | 2 |
| 1990 | 1 |
| 1994 | 2 |
| 1997 | 1 |
| 1999 | 2 |
| 2001 | 2 |
| 2002 | 5 |
| 2003 | 1 |
| 2009 | 1 |
| 2010 | 1 |
| 2011 | 1 |
| 2013 | 1 |
| 2016 | 2 |
| 2024 | 1 |
Where
Open the mapLatest cases
Query with SQL
duckdb -csv -c "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\") = 1999
AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41521'))
ORDER BY c.\"eventDate\" DESC, c.\"ntsbNumber\" DESC"Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.
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") = 1999
AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41521'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESCRun it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
NTSB SEA99LA124Accident · No injuriesLimited investigationFinal reportNavion B · Stanley, IDAn improperly planned approach and gusting wind conditions. A tailwind was a factor.NTSB SEA99LA088Accident · No injuriesLimited investigationFinal reportRyan Navion B · Klamath Falls, ORThe pilot's failure to reinstall the engine oil filler cap during preflight, resulting in engine oil loss and the necessity for an immediate landing.