NTSB investigations: Allison 250 SER 400HP, OR

8 cases on aircraft whose registry engine model is Allison 250 SER 400HP. 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

19772026
NTSB investigations: Allison 250 SER 400HP, OR per year, 1977–2026: 8 cases
19771
19791
19802
19871
19951
20011
20131

Latest 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 c.\"eventStateOrRegion\" = 'OR' 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 ('03013', '03012'))
  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.

NTSB WPR14CA052Accident · Serious injuriesData collectionFinal reportBell 206B · Milo, ORThe pilot's failure to see and avoid wires while maneuvering at a low-altitude, which resulted in the main rotor blades striking the wires.Oct 28, 2013 · N16673 · Substantial damageNTSB SEA01FA085Accident · No injuriesField investigationFinal reportMBB BO-105C · Medford, ORA leaking engine oil outlet line fitting in the #1 engine compartment, resulting in an oil fire in the engine compartment.May 5, 2001 · N105RH · DestroyedNTSB SEA96LA025Accident · Minor injuriesLimited investigationFinal reportHughes 369D · Scotts Mills, ORThe pilot's failure to maintain adequate clearance from the ground.Nov 29, 1995 · N64DB · Substantial damageNTSB SEA88LA016Accident · No injuriesLimited investigationFinal reportHiller FH-1100 · Turner, ORWhile on a short cross country flight the pilot encountered a rain storm and low clouds. The pilot made a 180 degree turn and then elected to make a precautionary landing in a field. Although the pilot visually inspected the area prior to landing, he did not…Nov 12, 1987 · N35HA · Substantial damageNTSB SEA80FYM40Accident · Minor injuriesClosedHiller Acft FH1100 · Albany, ORJun 4, 1980 · N92484 · Substantial damageNTSB SEA80FYM17Accident · No injuriesClosedHughes 369HS · Siletz, ORFeb 21, 1980 · N9219F · Substantial damageNTSB SEA80FYM54Accident · Minor injuriesClosedHughes 369D · Bay City, ORJul 25, 1979 · N58184 · Substantial damageNTSB SEA78DYK04Accident · Minor injuriesClosedHiller Acft FH1100 · Walton, ORDec 22, 1977 · N92484 · Destroyed