NTSB investigations: Allison 501-D22A

5 cases on aircraft whose registry engine model is Allison 501-D22A. 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

19982026
NTSB investigations: Allison 501-D22A per year, 1998–2026: 5 cases
19981
20011
20071
20161
20241

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.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('03006'))
  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 DCA25LA061Accident · No injuriesClass 3 · LimitedFinal reportLockheed 382G-44K-30 · St. Mary's, AKThe fatigue failure of the forward pressure bulkhead canted web that originated from stress corrosion cracking areas. Contributing to the failure were inspection procedures and intervals inadequate to identify the fatigue cracks.Dec 18, 2024 · N403LC · Substantial damageNTSB DCA16LA096Accident · No injuriesLimited investigationFinal reportLockheed 382G · Iliamna, AKThe fatigue failure of the forward pressure bulkhead canted web that originated from stress corrosion cracking areas. Contributing to the failure were inspection procedures and intervals inadequate to identify the crack.Feb 12, 2016 · N401LC · Substantial damageNTSB ANC07LA067Accident · No injuriesLimited investigationFinal reportLockheed 382G-44K-30 · McGrath, AKThe pilot's excessive rotation of the airplane during takeoff, which resulted in dragging the tail on the runway and substantial damage.Jul 19, 2007 · N401LC · Substantial damageNTSB ANC01LA081Accident · No injuriesLimited investigationFinal reportLockheed L-382G · Lake Minchumina, AKThe flight crew's improper recovery from a bounced landing. Factors associated with the accident were the selection of an unsuitable landing area, and a rough/uneven landing surface.Jul 2, 2001 · N401LC · Substantial damageNTSB ANC98LA085Accident · No injuriesLimited investigationFinal reportLockheed L-382G · Huslia, AKThe pilot's failure to maintain proper alignment of the airplane during the landing roll.Jun 26, 1998 · N402LC · Substantial damage