NTSB investigations: Lycoming GO-480 series, WY

8 cases on aircraft whose registry engine model is Lycoming GO-480 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

19702026
NTSB investigations: Lycoming GO-480 series, WY per year, 1970–2026: 8 cases
19701
19711
19731
19782
19831
19881
19921

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\" = 'WY' 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 ('41527'))
  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 SEA92LA155Accident · No injuriesLimited investigationFinal reportHelio H-295 · Laramie, WYThe pilot's failure to maintain runway alignment, and an inadvertent ground-loop. Factors include crosswinds.Jul 14, 1992 · N68857 · Substantial damageNTSB DEN88LA123Accident · Serious injuriesLimited investigationFinal reportHelio H-295 · Encampment, WYThe plt stated he calculated the density altitude to have been 11,300 ft at takeoff. He said the acft was near max gross wt and that the grass strip he departed from was approx 1,500 ft long. The plt stated 'I was on the on the back side of the pwr curve as…Jun 5, 1988 · N6454V · DestroyedNTSB DEN83LA080Accident · No injuriesLimited investigationFinal reportHelio H-295 · Baggs, WYThe plt reported that he was hauling hay for his stranded horse. The plt was delivering hay, 5 bales per flt & dropping 1 bale at a time. On the 19th drop, after 4 hrs & 15 min of flt time since refueling, the eng lost power. During a forced landing in deep…Mar 12, 1983 · N533LD · Substantial damageNTSB DEN78FA040Accident · 4 fatalClosedBeech D50C · Wheatland, WYMay 4, 1978 · N320Z · DestroyedNTSB DEN78FA024Accident · 6 fatalClosedAero Comdr 560A · Glenrock, WYFeb 19, 1978 · N2639B · DestroyedNTSB DEN73DTC26Accident · No injuriesClosedHelio H-395 · Jackson, WYMay 25, 1973 · N4198D · Substantial damageNTSB DEN72FTC09Accident · No injuriesClosedHelio H-395 · Jackson, WYOct 6, 1971 · N4198D · Substantial damageNTSB DEN71AD003Accident · 1 fatalClosedBeech C50 · Kemmerer, WYJul 31, 1970 · N7704 · Destroyed