NTSB investigations: Pratt & Whitney R1340 series, 1989
36 cases on aircraft whose registry engine model is Pratt & Whitney R1340 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
| 1964 | 15 |
|---|---|
| 1965 | 17 |
| 1966 | 16 |
| 1967 | 24 |
| 1968 | 10 |
| 1969 | 19 |
| 1970 | 16 |
| 1971 | 20 |
| 1972 | 20 |
| 1973 | 33 |
| 1974 | 32 |
| 1975 | 44 |
| 1976 | 49 |
| 1977 | 44 |
| 1978 | 50 |
| 1979 | 50 |
| 1980 | 42 |
| 1981 | 52 |
| 1982 | 42 |
| 1983 | 35 |
| 1984 | 42 |
| 1985 | 36 |
| 1986 | 37 |
| 1987 | 34 |
| 1988 | 42 |
| 1989 | 36 |
| 1990 | 34 |
| 1991 | 30 |
| 1992 | 28 |
| 1993 | 29 |
| 1994 | 40 |
| 1995 | 35 |
| 1996 | 31 |
| 1997 | 23 |
| 1998 | 31 |
| 1999 | 30 |
| 2000 | 26 |
| 2001 | 30 |
| 2002 | 30 |
| 2003 | 22 |
| 2004 | 27 |
| 2005 | 20 |
| 2006 | 17 |
| 2007 | 24 |
| 2008 | 33 |
| 2009 | 25 |
| 2010 | 24 |
| 2011 | 29 |
| 2012 | 16 |
| 2013 | 14 |
| 2014 | 16 |
| 2015 | 13 |
| 2016 | 19 |
| 2017 | 11 |
| 2018 | 12 |
| 2019 | 14 |
| 2020 | 6 |
| 2021 | 11 |
| 2022 | 10 |
| 2023 | 14 |
| 2024 | 12 |
| 2025 | 9 |
| 2026 | 4 |
Where
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\") = 1989
AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('52016'))
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.
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") = 1989
AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('52016'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESCRun it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
NTSB LAX90DVG02Accident · No injuriesFinal reportSchweizer G-164B · Knights Landing, CAThe failure of the right main Landing gear due to a sheared bolt that attached the spring leg to the gear.NTSB LAX90LA004Accident · No injuriesLimited investigationFinal reportNorth American SNJ-5 · Pacoima, CAThe pilot's misjudgement of the proper altitude and distance from the runway during a night approach.NTSB ATL90LA003Accident · No injuriesLimited investigationFinal reportNorth American AT-6D · Albemarle, NCThe pilot's failure to maintain directional control of the airplane.NTSB LAX89DUG09Accident · No injuriesFinal reportAir Tractor AT-301A · Blythe, CAThe pilot's failure to verify the fuel supply prior to takeoff.NTSB ANC89LA156Accident · No injuriesLimited investigationFinal reportde Havilland DHC-3 · Sheenjek River, AKFailure of the pilot to go around when he was unable to attain the proper touchdown point and his excessive application of brakes during the landing. Contributing factors were: the downdraft, excessive remedial action, and soft terrain.NTSB MKC89LA190Accident · No injuriesLimited investigationFinal reportAir Tractor AT-401 · Wabbaseka, ARImproper planning/decision by the pilot which resulted in his failure to maintain clearance from the tall vegetation (grass). The tall vegetation & high density altitude were considered to be contributing factors.NTSB LAX89DVA09Accident · No injuriesFinal reportAero Commander S2R · Tranquillity, CAThe pilot's visual look-out was inadequate and that he failed to see the high vegetation upon landing. Factors relating to this accident are dark night and high vegetation.NTSB FTW89DQG05Accident · No injuriesFinal reportSchweizer G-164A · Sunray, TXA total power loss for undetermined reasons. A factor was the rough uneven terrain in which the pilot had to make the forced landing.NTSB FTW89DRG04Accident · No injuriesFinal reportSchweizer G-164B · Austwell, TXPilot's selection of an unsuitable landing area (terrain). High vegetation and rough terrain were contributing factors.NTSB CHI89DEP10Accident · 1 fatalFinal reportAir Tractor AT-301 · Plainfield, WIFailure of the pilot-in-command to maintain control of the aircraft while conducting aerial application maneuvers in close proximity to the terrain.NTSB ATL89DKG05Accident · Minor injuriesFinal reportGrumman G-164A · Dawson, GAFailure of the number three cylinder head.NTSB FTW89DRD12Accident · No injuriesFinal reportSchweizer G-164B · Donaldsonville, LALoss of engine power for undetermined reasons. A contributing factor was the soft terrain.NTSB MKC89LA170Accident · No injuriesLimited investigationFinal reportGrumman G-164B · Portland, AREngine failure due to failure of an engine cylinder.NTSB SEA89LA135Accident · Minor injuriesLimited investigationFinal reportGrumman G-164A · Albion, IDThe pilot's improper use of the mixture control during takeoff. The fence was a related factor.NTSB MIA89LA203Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Schlater, MSInadequate preflight planning/preparation by the pilot which resulted in the selection of the wrong runway. The tailwindand dirt bank were considered to be contributing factors.NTSB FTW89DRD11Accident · No injuriesFinal reportSchweizer G-164A · Lake Arthur, LALoss of engine power for undetermined reasons. The high weeds (vegetation) & levee (dirt bank) were considered to be related factors.NTSB LAX89DVG07Accident · No injuriesFinal reportSchweizer G-164B · Willows, CAFailure of the connecting rod on #1 cylinder of the aircraft powerplant.NTSB MKC89LA150Accident · No injuriesLimited investigationFinal reportAero Commander S2R · Jonesboro, ARThe pilot's encounter with unsuitable terrain during a forced landing made necessary by the separation of three feet of one of the propeller blades.NTSB FTW89DRG08Accident · No injuriesFinal reportAir Tractor AT-301 · Rio Hondo, TXImproper compensation for wind conditions by the pilot. Factors related to the accident were the adverse wind conditions.NTSB SEA89LA121Accident · No injuriesLimited investigationFinal reportGrumman-Schweizer G-164A · Colfax, WAImproper installation of the cylinder assembly. The terrain was not suitable for a successful forced landing.NTSB CHI89LA111Accident · No injuriesLimited investigationFinal reportBoeing E75 · Shelbyville, INThe pilot allowed his attention to be devaited, misjudged altitude and distance to the runway while on final approach, and failed to maintain clearance above the power lines. Contributing factors were: the power lines and parked aircraft.NTSB FTW89DRD07Accident · No injuriesFinal reportGrumman-Schweizer G-164A · Morse, LALoss of engine power for an undetermined reason. The soft terrain was a contributing factor.NTSB MKC89LA129Accident · Minor injuriesLimited investigationFinal reportGulfstream-Schweizer G-164B · Wynne, ARUnsuitable terrain selected by the pilot. A contributing factor was the rough/uneven landing area.NTSB MIA89LA166Accident · Serious injuriesLimited investigationFinal reportAyres S2R · Lambert, MSFailure of the engine impeller. The ditch in the emergency landing area was a related factor.NTSB SEA89LA096Accident · No injuriesLimited investigationFinal reportSchweizer G-164 · Hermiston, ORFailure and separation of the left main landing wheel.NTSB MIA89LA157Accident · No injuriesLimited investigationFinal reportAir Tractor AT-301 · Arcola, MSThe circumferential on the number 2 cylinder which resulted in a loss of engine power.NTSB ATL89DKJ03Accident · No injuriesFinal reportGrumman G-164A · Loxley, ALThe loss of engine power due to carburetor ice, and the pilot's improper use of carburetor heat.NTSB LAX89DVG06Accident · No injuriesFinal reportGrumman G-164B · Davis, CAThe pilot failed to properly use his brakes during the off airport landing.NTSB FTW89DRG05Accident · No injuriesFinal reportGrumman-Schweizer G-164 · Edcouch, TXLoss of engine power for an undetermined reason. The corn crop was a contributing factor.NTSB SEA89LA071Accident · Minor injuriesLimited investigationFinal reportAir Tractor AT-301 · Grangeville, IDA partial power loss due to a blower failure. A factor related to the accident was the soft field condition.NTSB MKC89LA091Accident · No injuriesLimited investigationFinal reportAir Tractor AT-301 · Roseau, MNFuel starvation due to fuel ice.NTSB MIA89LA130Accident · No injuriesLimited investigationFinal reportNorth American SNJ-5 · Lakeland, FLThe pilot's failure to maintain directional control, which resulted in an inadvertent ground loop.NTSB FTW89DPJ03Accident · No injuriesFinal reportAir Tractor 301 · Jefferson, OKLoss of engine power, due to a cracked number 4 cylinder. A factor related to the accident was: the terrace (dirt bank) in the emergency landing area.NTSB MKC89LA079Accident · Minor injuriesLimited investigationFinal reportGrumman G-164A · Stuttgart, ARFailure of the engine blower assembly drive shaft, while maneuvering at low altitude, and failure of the pilot to maintain adequate airspeed, which resulted in a stall before he could land.NTSB LAX89LA114Accident · Minor injuriesLimited investigationFinal reportNorth American AT-6 · Compton, CAFatigue cracks that existed in an engine cylinder.NTSB ATL89DKG01Accident · No injuriesFinal reportGrumman G-164A · Dawson, GATotal loss of engine power due to leaking carburetor float. Contributing to the accident was the soft terrain used for a forced landing.