NTSB investigations: Lycoming 0-320 series, MD

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

19822026

NTSB investigations: Lycoming 0-320 series, MD per year, 1982–2026: 5 cases
1982	1
1984	1
1986	1
1996	1
2003	1

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" = 'MD' 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" = 353)) 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\" = 'MD' 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\" = 353))
  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" = 'MD' 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" = 353))
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 NYC03LA139Accident · Minor injuriesLimited investigationFinal reportCessna 172K · White Marsh, MDThe pilot's in-flight decision to not land and refuel, which resulted in fuel exhaustion. A factor in the accident was the pilot's inadequate communications.Jun 29, 2003 · N5138G · Substantial damage NTSB IAD96LA155Accident · Serious injuriesLimited investigationFinal reportMerritt Acro Sport II · Cumberland, MDThe pilot's failure to select the electric fuel boost pump during take off which resulted in loss of engine power due to fuel starvation and the subsequent forced landing. A factor to this accident was the owner/builder alteration of the fuel system by…Sep 30, 1996 · N30803 · Substantial damage NTSB BFO86FA037Accident · 1 fatalField investigationFinal reportPiper PA-28-140 · Edgewater, MDWitnesses indicated that the engine sounded normal during takeoff run but started to lose power shortly after liftoff. The aircraft departed on runway 30 at lee airport, annapolis, MD. The runway is 2400 feet long and beards creek is located about 200 feet…Jun 17, 1986 · N6959W · Destroyed NTSB NYC84FIG01Accident · Minor injuriesFinal reportPiper PA-28-161 · Gathersburg, MDWhile on a second attempt to intercept the LOC on the ILS 23 apch at frederick, MD, the plt reported a low fuel condition to baltimore ATC. At this time ATC suggested the plt fly to either baltimore (34 miles se) or to dulles (25 miles sw) for an apch. A…Apr 23, 1984 · N84400 · Substantial damage NTSB ATL82IA287Incident · No injuriesIncident investigationFinal reportPiper PA-28-140 · Beltsville, MDDuring a practice flight in preparation for a bfr, the pilot was practicing VFR go arounds at a closed airport. On the second circuit while on downwind, the engine failed while at idle. The pilots attempts to restart the aircraft were unsuccessful and he…Aug 29, 1982 · N8245N · Minor damage