NTSB investigations: Boeing A75N1(PT17)
10 cases on aircraft the registry lists as Boeing A75N1(PT17), where the first occurrence was “Loss of engine power”. 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
| 1982 | 2 |
|---|---|
| 1983 | 2 |
| 1987 | 1 |
| 1989 | 1 |
| 1991 | 1 |
| 1992 | 1 |
| 2002 | 1 |
| 2005 | 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.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('1380134')
AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o.\"occurrenceNumber\" = 1 AND o.\"occurrenceCode\" = 350))
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."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('1380134')
AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o."occurrenceNumber" = 1 AND o."occurrenceCode" = 350))
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 DFW06LA041Accident · 1 fatalLimited investigationFinal reportBoeing A75N1 (PT17) · Fort Worth, TXThe pilot's failure to maintain airspeed, which resulted in an inadvertent stall/spin. Contributing factors were the reported loss of engine power for undetermined reasons and the low altitude maneuver.NTSB NYC02LA140Accident · Minor injuriesLimited investigationFinal reportBoeing Stearman A75N1 · Bardstown, KYThe pilot's inadequate preflight inspection, which resulted in fuel contamination and subsequent loss of engine power. A factor in this accident was that the wing tank fuel drains were wire closed and could not be used.NTSB SEA92LA168Accident · Minor injuriesLimited investigationFinal reportBoeing A75N1 · Brigham City, UTA partial power loss for undetermined reasons and the pilot in command's inability to execute corrective action during the noseover. A factor contributing to the accident was the berm.NTSB NYC91FA230Accident · 1 fatalField investigationFinal reportBoeing PT-17 · Tranquility, NJLoss of engine power for an undetermined reason, and failure of the pilot to maintain adequate airspeed, while maneuvering to land, which resulted in a stall. The lack of altitude for a recovery from the stall was a related factor.NTSB LAX89LA231Accident · Minor injuriesLimited investigationFinal reportBoeing A75 · Sacramento, CAThe partial blockage of the engine induction system which resulted from improper maintenance.NTSB LAX87LA214Accident · Serious injuriesLimited investigationFinal reportBoeing A75N1 · San Ardo, CADuring a pleasure cross country flight, the engine experienced a partial loss of engine power. The plt made a forced landing where prior to touchdown the acft collided with power lines then contacted the terrain in aprx three ft of water. The acft has history…NTSB MKC83LA131Accident · Minor injuriesLimited investigationFinal reportBoeing A75N1 · Benkelman, NEThe plt stated he was flying at a low altitude along a river when the eng failed.NTSB CHI83LA232Accident · 1 fatalLimited investigationFinal reportBoeing A75N1 · Lebanon, INThe plt had flown the acft to boone county arpt to get the acft's carburetor adjusted. After the adjustment, he took off to the south on a grass rwy beside the concrete rwy. While climbing thru about 300 to 400 ft AGL, the eng began running rough. The plt…NTSB MIA82DA176Accident · No injuriesFinal reportBoeing A75N1 · Madison, FLWhile returning to the airport, the engine lost power. The pilot landed long in a pasture to avoid cows, and then was unable to stop before hitting a fence. The pilot reported that the mixture linkage became disconnected. After the accident, the linkage was…NTSB FTW82FPM13Accident · Serious injuriesFinal reportBoeing A75 · Tulsa, OKA witness located at the departure end of the runway stated that the aircraft climbed to an altitude of approximately 400 feet when the engine stopped running. In a nose high atitude the left wing was observed to drop and a stall occurred. The pilot had no…