NTSB investigations: Pratt & Whitney R1340 series, TN
18 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
| 1973 | 1 |
|---|---|
| 1981 | 1 |
| 1983 | 1 |
| 1984 | 1 |
| 1985 | 1 |
| 1987 | 1 |
| 1990 | 1 |
| 1994 | 2 |
| 1997 | 1 |
| 1999 | 1 |
| 2001 | 1 |
| 2002 | 2 |
| 2008 | 1 |
| 2013 | 1 |
| 2022 | 1 |
| 2025 | 1 |
Where
Open the mapLatest 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\" = 'TN' 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 ('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 c."eventStateOrRegion" = 'TN' 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 ('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 ERA25LA371Accident · Minor injuriesClass 4 · LimitedFinal reportNorth American T-6G · Rossville, TNThe pilot’s failure to adequately monitor the airplane’s path during takeoff toward the setting sun. Contributing was the undetected worn and fractured tailwheel locking pin.NTSB ERA22LA224Accident · Minor injuriesClass 3 · LimitedFinal reportAir Tractor AT-301 · Somerville, TNThe inadequate inspection and maintenance of the engine exhaust system, which resulted in an in-flight fire.NTSB ERA13LA312Accident · No injuriesLimited investigationFinal reportSchweizer G-164B · Jackson, TNA failure of the right main landing gear wheel rim during the landing roll, resulting in a loss of control and a subsequent collapse of the right main landing gear.NTSB ERA09CA054Accident · No injuriesData collectionFinal reportSnow 600 · Nashville, TNThe failure of the propeller shaft seal in flight. Contributing to the accident was the lack of suitable terrain for a forced landing.NTSB ATL02LA153Accident · No injuriesLimited investigationFinal reportAir Tractor AT-301 · Memphis, TNThe pilot's decision to make a precautionary landing to an unsuitable sod airstrip that resulted in a ground loop. A factor was tall vegetation.NTSB MIA02LA145Accident · No injuriesLimited investigationFinal reportAir Tractor AT-301 · Dyer, TNThe failure of the pilot to maintain wingtip clearance with corn crops at the edge of the road resulting in the collision with the crops.NTSB MIA01LA166Accident · 1 fatalLimited investigationFinal reportAir Tractor AT-301 · Finley, TNThe failure of the pilot to maintain aircraft altitude control while on downwind leg of the landing pattern, resulting in an uncontrolled descent and in-flight collision with the terrain.NTSB ATL99LA051Accident · No injuriesLimited investigationFinal reportAir Tractor 301 · Finley, TNThe pilot's inadequate compensation for wind and his failure to maintain directional control. A factor was the gusting winds.NTSB MIA97LA210Accident · No injuriesLimited investigationFinal reportGrumman-Schweizer G-164A · Woodeberry, TNin-flight collision with a fence during takeoff. Factors in this accident were the pilot's inadequate pre-flight by not calculating the total weight of the airplane, and high temperatures.NTSB ATL94LA127Accident · No injuriesLimited investigationFinal reportAir Tractor AT-301 · Finley, TNThe loss of engine power for undetermined reasons. Factors were wet and soft terrain.NTSB ATL94LA104Accident · No injuriesLimited investigationFinal reportGrumman G-164B · Memphis, TNThe pilot's failure to maintain clearance from the earthen dike during the swath run.NTSB ATL90DLT01Accident · No injuriesFinal reportGrumman G-164B · Tiptonville, TNA loss of engine power for undetermined reasons. A factor in the accident was the rough terrain.NTSB ATL87DLT02Accident · Minor injuriesFinal reportGulfstream-Schweizer G164B-600 · Union City, TNThe ag-acft lost power while turning, shortly after departure from a field. During the subsequent forced ldg, the acft struck a fence and nosed over. The engine was torn from the acft during the impact sequence. Post-crash examination of the acft engine by an…NTSB ATL85FLT04Accident · No injuriesFinal reportGrumman AG-CAT-G-114 · Madisonville, TNThe acft crashed in an open pasture after loss of power following a takeoff from an adjacent pasture. The acft had expereinced a power loss a few minutes earlier which had forced the plt to make an emergengy lndg. After grnd checking the powerplant the plt…NTSB ATL84LA256Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Adams, TNAfter completing a spray run the plt climbed to 75 ft AGL to fly aprx 2 miles to the next field. The elevation of the destination field was higher than the last one sprayed; no estimate of elevation change was provided. While attempting to climb over a hill…NTSB ATL83LA165Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Adams, TNThe acft nosed over during a forced landing after a power loss. The plt stated he made two swath runs when the acft lost power. Unable to maintain altitude, he dumped the load and prepared for a landing. The landing field was newlyplowed, wet and the acft dug…NTSB ATL81FLT06Accident · No injuriesClosedGrumman G-164B · Brownsville, TNNTSB IAD73FLT21Accident · Minor injuriesClosedGrumman G-164A · Covington, TN