NTSB investigations: Lycoming TI0-540 series, 2025
18 cases on aircraft whose registry engine model is Lycoming TI0-540 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 | 9 |
|---|---|
| 1965 | 27 |
| 1966 | 32 |
| 1967 | 49 |
| 1968 | 48 |
| 1969 | 47 |
| 1970 | 48 |
| 1971 | 63 |
| 1972 | 45 |
| 1973 | 51 |
| 1974 | 62 |
| 1975 | 46 |
| 1976 | 52 |
| 1977 | 58 |
| 1978 | 68 |
| 1979 | 65 |
| 1980 | 57 |
| 1981 | 55 |
| 1982 | 47 |
| 1983 | 40 |
| 1984 | 46 |
| 1985 | 43 |
| 1986 | 43 |
| 1987 | 35 |
| 1988 | 33 |
| 1989 | 32 |
| 1990 | 16 |
| 1991 | 30 |
| 1992 | 30 |
| 1993 | 25 |
| 1994 | 26 |
| 1995 | 27 |
| 1996 | 31 |
| 1997 | 23 |
| 1998 | 22 |
| 1999 | 26 |
| 2000 | 36 |
| 2001 | 43 |
| 2002 | 46 |
| 2003 | 37 |
| 2004 | 41 |
| 2005 | 44 |
| 2006 | 49 |
| 2007 | 32 |
| 2008 | 33 |
| 2009 | 28 |
| 2010 | 34 |
| 2011 | 23 |
| 2012 | 31 |
| 2013 | 27 |
| 2014 | 25 |
| 2015 | 31 |
| 2016 | 21 |
| 2017 | 21 |
| 2018 | 22 |
| 2019 | 20 |
| 2020 | 29 |
| 2021 | 18 |
| 2022 | 28 |
| 2023 | 31 |
| 2024 | 15 |
| 2025 | 18 |
| 2026 | 19 |
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 year(c.\"eventDate\") = 2025
AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41533'))
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") = 2025
AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41533'))
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 ERA26LA053Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-23-250 · Clewiston, FLThe pilot’s failure to maintain directional control of the airplane during the landing roll.NTSB ERA26LA040Accident · Minor injuriesClass 3 · LimitedPreliminary reportPiper PA-32R-301T · Woodfin Mill, GAOn November 16, 2025, about 0845 eastern standard time, a Piper Pa-32R-301T, N327HP, was substantially damaged when it was involved in an accident near Woodfin Mill, Georgia. The commercial pilot sustained minor injuries. The airplane was operated as a Title…NTSB ANC25LA117Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-31 · Kotlik, AKThe pilot’s failure to extend the landing gear before landing.NTSB ERA25LA314Accident · No injuriesClass 4 · LimitedFinal reportPiper PA32R · Miami, FLAn inflight loss of hydraulic fluid from the landing gear system through a cracked fitting, which resulted in a landing gear collapse upon touchdown.NTSB GAA25WA241Accident · No injuriesClass 5 · ForeignMooney M20M · Innsbruck, AustriaNTSB CEN25LA228Accident · Minor injuriesClass 4 · LimitedFinal reportMooney M20M · Ben Bolt, TXThe pilot’s failure to maintain directional control while landing with a crosswind.NTSB WPR25LA301Accident · No injuriesClass 3 · LimitedPreliminary reportPiper PA-24-260 · West Yellowstone, MTOn June 29, 2025, at 1033 mountain daylight time, a Piper PA-24-260, N9366P, was substantially damaged when it was involved in an accident near West Yellowstone, Montana. The pilot was not injured. The airplane was operated as a Title 14 Code of Federal…NTSB CEN25LA220Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-24-260 · Ashland, WIThe pilot’s failure to extend the landing gear before landing and his failure to conduct the before landing checklist.NTSB ANC25LA055Accident · Serious injuriesClass 3 · LimitedPreliminary reportPiper PA-32R-300 · Big Lake, AKOn June 24, 2025, about 0934 Alaska daylight time, a Piper PA-32R-300 airplane, N3609Q, was substantially damaged when it was involved in an accident near Big Lake, Alaska. The pilot and flight instructor were seriously injured. The airplane was operated as a…NTSB WPR25LA183Accident · Minor injuriesClass 4 · LimitedFinal reportPiper PA-32RT-300T · Winchester, IDThe pilot’s improper fuel management resulting in fuel starvation, a total loss of engine power, and a subsequent off-airport forced landing. Contributing to the accident was the pilot’s reduced fuel level monitoring due to an inflight distraction.NTSB CEN25LA192Accident · Serious injuriesClass 3 · LimitedPreliminary reportPiper PA-32RT-300T · Tulsa, OKOn May 30, 2025, about 1627 central daylight time, a Piper PA-32RT-300T airplane, N130XR, was substantially damaged when it was involved in an accident near Tulsa, Oklahoma. The pilot sustained serious injuries, and the pilot-rated passenger sustained minor…NTSB CEN25FA184Accident · 2 fatalClass 3 · FieldPreliminary reportRockwell Commander 114A · Hankamer, TXOn May 24, 2025, about 1658 central daylight time (CDT), a Rockwell Commander 114A airplane, N5903N, was destroyed when it was involved in an accident near Hankamer, Texas. The private pilot and passenger were fatally injured. The airplane was operated under…NTSB CEN25LA175Accident · Serious injuriesClass 3 · LimitedPreliminary reportPiper PA 46-350P · Greenwood, INOn May 11, 2025, about 1231 central daylight time, a Piper PA46-350P, N253MA, sustained substantial damage when it was involved in an accident near Greenwood, Indiana. The pilot and passenger received serious injuries. The airplane was operated as a Title 14…NTSB ERA25FA201Accident · 1 fatalClass 3 · FieldFinal reportPiper PA32RT · Yulee, FLThe pilot’s exceedance of the airplane’s critical angle of attack during takeoff, which resulted in a stall/spin at an altitude too low for recovery. Contributing to the accident was the opening of the nose baggage door and subsequent distraction of the pilot…NTSB CEN25LA165Accident · No injuriesClass 3 · LimitedFinal reportCessna T206 · Natchez, MSMaintenance personnel’s improper maintenance, which resulted in a loss of engine power due to fuel starvation as the result of a loose fuel line B-nut. Contributing to the accident was an inadequate 100-hour inspection performed after the recent maintenance.NTSB ANC25LA032Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-32-300 · Redding, CAThe pilot's failure to maintain a stabilized approach and his delayed action to perform a go-around, resulting in a collision with the runway surface.NTSB ANC25LA016Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-31-350 · Fairbanks, AKThe pilot’s failure to recognize that an automated taxiway gate was closing, and the pilot’s failure stop for the closing gate.NTSB WPR25LA080Accident · 1 fatalClass 3 · LimitedFinal reportPiper PA-32-300 · Round Mountain, NVImpact with mountainous terrain for reasons that could not be determined due to a lack of available evidence.