NTSB investigations: Pratt & Whitney R-985 series, IA

15 cases on aircraft whose registry engine model is Pratt & Whitney R-985 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

19692026
NTSB investigations: Pratt & Whitney R-985 series, IA per year, 1969–2026: 15 cases
19691
19701
19741
19801
19831
19901
20041
20052
20061
20071
20112
20211
20221

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\" = 'IA' 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 ('52008'))
  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 CEN22LA354Accident · No injuriesClass 3 · LimitedFinal reportAir Tractor AT-301 · Lamoni, IAA loss of airplane performance for reasons that could not be determined.Aug 1, 2022 · N4326S · DestroyedNTSB CEN21LA329Accident · No injuriesClass 3 · LimitedFinal reportGrumman Acft ENG Cor-Schweizer G-164B · Amana, IAThe loss of engine power for reasons that could not be determined.Jul 19, 2021 · N8422K · Substantial damageNTSB CEN11CA565Accident · No injuriesData collectionFinal reportWeatherly 201C · Bronson, IAThe pilot's failure to maintain clearance from terrain while maneuvering during an aerial application flight.Aug 10, 2011 · N9054W · Substantial damageNTSB CEN11CA497Accident · No injuriesData collectionFinal reportGrumman Schweizer G-164A · North English, IAThe pilot's improper flare which resulted in a hard landing.Jul 21, 2011 · N5439 · Substantial damageNTSB CHI07CA210Accident · No injuriesData collectionFinal reportBoeing A-75N1 · Oelwein, IAThe pilot's failure to maintain directional control of the airplane during a landing roll. Factors associated with the accident was the gusty crosswind condition and the corn crop.Jul 14, 2007 · N7034Y · Substantial damageNTSB CHI06CA225Accident · No injuriesData collectionFinal reportWeatherly 620B · Sioux Center, IAThe pilot's mismanagement of the fuel system which resulted in the loss of engine power due to fuel starvation and his failure to maintain aircraft control during the subsequent forced landing. A factor to the accident was the soybean crop.Aug 8, 2006 · N9012P · Substantial damageNTSB CHI05LA214Accident · Minor injuriesLimited investigationFinal reportGrumman G-164 · Marshalltown, IAThe loss of engine power for an undetermined reason. A factor was the corn crop.Aug 7, 2005 · N636U · Substantial damageNTSB CHI05LA213Accident · Serious injuriesLimited investigationFinal reportWeatherly 620-B · Osage, IAThe partial loss of engine power for an undetermined reason. Contributing factors were the wires and the trees.Aug 6, 2005 · N6305W · DestroyedNTSB CHI04LA220Accident · 1 fatalLimited investigationFinal reportAllied Ag Cat Productions G-164B · Moville, IAThe pilot's inadequate in-flight planning/decision by his failure to maintain obstacle clearance. Contributing factors were low altitude flying and the tree.Aug 11, 2004 · N48424 · DestroyedNTSB CHI90LA206Accident · No injuriesLimited investigationFinal reportBeech D17S · Oelwein, IAInadequate visual outlook by the pilot in command.Jul 27, 1990 · N480 · Substantial damageNTSB MKC83IA152Incident · No injuriesIncident investigationFinal reportBeech E18S · Cedar Rapids, IAThe tailwheel failed to extend fully due to a lack of lubrication. The acft was landed normally and the tailwheel collapsed.Jul 11, 1983 · N5600D · Minor damageNTSB MKC80DA032Accident · No injuriesClosedBeech 18S · Cedar Rapids, IAApr 24, 1980 · N166H · Substantial damageNTSB MKC75DCD24Accident · No injuriesClosedLockheed 12A · Osage, IANov 21, 1974 · N18137 · Substantial damageNTSB MKC71AK016Accident · Serious injuriesClosedCessna 337C · Keokuk, IASep 29, 1970 · N2553S · 2 aircraft · DestroyedNTSB MKC70D0143Accident · No injuriesClosedBoeing A75 · Hawarden, IAJul 29, 1969 · N54545 · Substantial damage