NTSB investigations: Lycoming VO-435 series, LA

9 cases on aircraft whose registry engine model is Lycoming VO-435 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

19672026
NTSB investigations: Lycoming VO-435 series, LA per year, 1967–2026: 9 cases
19671
19691
19701
19761
19911
19931
20021
20111
20141

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\" = 'LA' 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 ('41525'))
  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 CEN14LA415Accident · 1 fatalLimited investigationFinal reportBell 47G 2 · Jeanerette, LAThe pilot’s improper decision to operate an unairworthy helicopter, which resulted in a loss of control and subsequent impact with terrain.Aug 10, 2014 · N4690 · DestroyedNTSB CEN11CA231Accident · No injuriesData collectionFinal reportHiller UH-12D · Iowa, LAThe pilot's inadequate compensation for gusty crosswinds during takeoff, which resulted in a loss of directional control.Mar 17, 2011 · N11CU · Substantial damageNTSB FTW02LA216Accident · No injuriesLimited investigationFinal reportBell TH-13T · New Iberia, LAThe loss of engine power for undetermined reasons. High vegetation was a factor.Jul 18, 2002 · N99628 · Substantial damageNTSB DEN93LA091Accident · No injuriesLimited investigationFinal reportContinental Copters Tomcat MK5A · Duson, LAFailure of the transmission mast bearing, resulting in oil contamination and subsequent blockage of the internal oil ports and passages. Factors were: total loss of collective control and partial loss of cyclic control.Jul 30, 1993 · N9014T · Substantial damageNTSB FTW91LA125Accident · No injuriesLimited investigationFinal reportBell 47G-2 · Slidell, LAThe pilot performing a touchdown autorotation to unsuitable terrain. Factors were the soft terrain and the inadequate supervision by the FAA inspector.Jul 22, 1991 · N312SH · Substantial damageNTSB FTW76FRD52Accident · No injuriesClosedBell 47G-5 · Walker, LAJun 10, 1976 · N4713R · Substantial damageNTSB FTW70FRD04Accident · No injuriesClosedBell 47J · Patterson, LAFeb 25, 1970 · N7819B · DestroyedNTSB FTW70A0014Accident · No injuriesClosedBell 47G-2 · Buras, LASep 8, 1969 · N955 · Substantial damageNTSB FTW67A0073Accident · No injuriesClosedBell 47J · Grande Isle, LAJan 10, 1967 · N2861B · Substantial damage