NTSB investigations: AiResearch TPE331 series, 2021

5 cases on aircraft whose registry engine model is AiResearch TPE331 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

19662026
NTSB investigations: AiResearch TPE331 series, 2021 per year, 1966–2026: 223 cases
19661
19681
19701
19762
19783
19791
19802
19816
19824
19832
19846
19857
19862
19872
19883
19893
19905
19913
19925
19936
19942
19957
19967
19972
19983
19997
20006
20016
20026
200311
200410
200510
20067
20078
20086
20097
20102
20114
20124
20141
20152
20166
20172
20184
20193
20203
20215
20223
20232
20245
20253
20264

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 year(c.\"eventDate\") = 2021
    AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('01514', '01517'))
  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 CEN22FA032Accident · 2 fatalClass 3 · FieldFinal reportBeech E-90 · Boyne City, MIThe pilot’s failure to maintain sufficient airspeed and his exceedance of the airplane’s critical angle of attack while in icing conditions, which resulted in an aerodynamic stall and subsequent ground impact.Nov 15, 2021 · N290KA · DestroyedNTSB CEN21LA296Accident · No injuriesClass 4 · LimitedFinal reportGrumman Acft ENG Cor-Schweizer G-164B · Hoxie, ARThe pilot’s failure to ensure an adequate fuel supply for the intended flight.Jun 29, 2021 · N6611K · Substantial damageNTSB CEN21LA287Accident · No injuriesClass 3 · LimitedFinal reportGrumman G164 · Sedgwick, ARThe total loss of engine power due to the failure and disengagement of the torque sensor assembly front spur gear from its splined shouldered shaft due to a loose self-locking nut.Jun 20, 2021 · N62375 · Substantial damageNTSB CEN21FA215Accident · No injuriesClass 3 · FieldFinal reportSwearingen SA226TC · Englewood, COThe Cirrus pilot’s failure to maintain the final approach course for the assigned runway, which resulted in a collision with the Swearingen which was on final approach to the parallel runway. Contributing to the accident was the failure of the controller to…May 12, 2021 · N280KL · 2 aircraft · Substantial damageNTSB ERA21LA124Accident · 2 fatalClass 3 · LimitedFinal reportCessna 441 · Belvidere, TNThe pilot’s failure to follow the published instrument approach procedure by prematurely descending the airplane below the final approach fix altitude to fly under the low ceiling conditions, which resulted in controlled flight into terrain.Feb 7, 2021 · N44776 · Destroyed