NTSB investigations: Hughes 269B, MN

11 cases on aircraft the registry lists as Hughes 269B. 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

19642026
NTSB investigations: Hughes 269B, MN per year, 1964–2026: 11 cases
19643
19672
19681
19691
19701
19841
19881
20081

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\" = 'MN' AND c.\"eventCountry\" = 'USA'
    AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('4470502'))
  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 CHI08CA164Accident · Minor injuriesData collectionFinal reportHughes 269B · Cook, MNThe pilot not maintaining tail rotor effectiveness while turning in cruise.Jun 15, 2008 · N9357F · Substantial damageNTSB CHI88LA108Accident · Minor injuriesLimited investigationFinal reportHughes 269B · Minneapolis, MNThe pilot was executing a downwind takeoff, the winds reportedly gusting to 25 knots, loaded with two passengers, when just after takeoff the pilot stated the helicopter experienced a loss of power. The pilot then attempted to execute an autorotation, but…May 7, 1988 · N9487F · Substantial damageNTSB CHI84LA274Accident · No injuriesLimited investigationFinal reportHughes 269B · Eden Prairie, MNThe CFI stated that while practicing a pedal turn the student pilot suddenly applied back cylic causing the tail rotor to contact the ground. The main rotor then contacted the ground and the helicopter rolled over.Jul 3, 1984 · N9487F · Substantial damageNTSB MKC71DDM18Accident · Minor injuriesClosedHughes 269B · Crosby, MNMay 2, 1970 · N9487F · Substantial damageNTSB MKC69F0432Accident · No injuriesClosedHughes 269B · St Paul, MNApr 10, 1969 · N9486F · DestroyedNTSB MKC68F0506Accident · No injuriesClosedHughes 269B · St Paul, MNMar 28, 1968 · N9487F · Substantial damageNTSB MKC67A0080Accident · Minor injuriesClosedHughes 269B · Fairmont, MNJun 15, 1967 · N9419F · Substantial damageNTSB MKC67A0067Accident · 2 fatalClosedHughes 269B · Federal Dam, MNMay 12, 1967 · N700 · DestroyedNTSB UNK65X0547Accident · Serious injuriesClosedHughes 269B · Owatonna, MNNov 3, 1964 · N9326F · DestroyedNTSB UNK64X2401Accident · 3 fatalClosedHughes 269B · Coon Rapids, MNJun 20, 1964 · N9324F · DestroyedNTSB UNK64X1531Accident · Minor injuriesClosedHughes 269B · West Concord, MNApr 30, 1964 · N9326F · Destroyed