NTSB investigations: Lycoming 0-320 series, SC

7 cases on aircraft whose registry engine model is Lycoming 0-320 series, where the first occurrence was “Loss of engine power”. 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.

Defining event

Finding

Phase of flight

Aircraft model

Cases per year

19832026

NTSB investigations: Lycoming 0-320 series, SC per year, 1983–2026: 7 cases
1983	1
1986	1
1987	1
1993	1
1995	1
1998	2

Where

Open the map

Latest cases

Query with 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" = 'SC' 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 ('41508') 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" = 350)) ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC

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 c.\"eventStateOrRegion\" = 'SC' 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 ('41508')
      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\" = 350))
  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 c."eventStateOrRegion" = 'SC' 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 ('41508')
    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" = 350))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC

Run 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 ATL98LA131Accident · No injuriesLimited investigationFinal reportPiper PA 22-150 · Lancaster, SCThe loss of engine power for undetermined reasons. Factor were conditions favorable for the formation of carburetor ice..Sep 24, 1998 · N8027D · Substantial damage NTSB ATL98LA116Accident · Serious injuriesLimited investigationFinal reportPiper PA-12 · Myrtle Beach, SCThe pilot's inadequate preflight planning of fuel required for the flight that resulted in fuel exhaustion and the total loss of engine power. A factor was the pilot continued flight operation with known deficiencies in equipment.Aug 19, 1998 · N78583 · Substantial damage NTSB ATL95LA056Accident · Minor injuriesLimited investigationFinal reportPiper PA-28-140 · Charleston, SCThe failure of the position washer in the fuel selector valve, which resulted in the fuel starvation of the engine.Mar 3, 1995 · N7498R · Substantial damage NTSB ATL93LA152Accident · No injuriesLimited investigationFinal reportCessna 172 · N. Myrtle Beach, SCThe failure of the engine exhaust valve which resulted in the loss of engine power. The soft terrain in the landing area was a factor.Sep 9, 1993 · N2437E · Substantial damage NTSB ATL87LA138Accident · Minor injuriesLimited investigationFinal reportCessna 172-N · Walhalla, SCDuring a local sightseeing flight the plt trimmed the aircraft to a slow flight configuration, and circled a lake in the mountains of south carolina at an alt of approx 1,000 ft AGL. The aircraft was near max gross weight and the ground temp was 82 deg f. the…May 16, 1987 · N739QF · Destroyed NTSB ATL86LA254Accident · No injuriesLimited investigationFinal reportPiper PA-25 · Myrtle Beach, SCThe acft was about 1/2 hrs into a planned 2.0 hr banner tow flt. On the last pass along the Beach, at about 500 ft AGL, the eng popped and lost pwr. The plt turned the acft out to sea and landed in the ocean. The plt swam to shore and the acft sank.Aug 27, 1986 · N9101D · Destroyed NTSB ATL83FA093Accident · Minor injuriesField investigationFinal reportPiper PA-28-140 · Johns Island, SCThe acft crash landed in a swamp as the pilot tried to return to the arpt during a forced landing. The engine lost powerduring takeoff climb at about 300 ft AGL. Witnesses said the acft was trailing black smoke as it departed. During the last annual…Jan 30, 1983 · N4548R · Substantial damage