NTSB investigations: Lycoming 0-320 series, OK
203 cases on aircraft whose registry engine model is Lycoming 0-320 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 | 2 |
|---|---|
| 1965 | 9 |
| 1966 | 6 |
| 1967 | 5 |
| 1968 | 9 |
| 1969 | 11 |
| 1970 | 3 |
| 1971 | 7 |
| 1972 | 5 |
| 1973 | 8 |
| 1974 | 2 |
| 1975 | 7 |
| 1976 | 4 |
| 1977 | 5 |
| 1978 | 7 |
| 1979 | 5 |
| 1980 | 5 |
| 1981 | 4 |
| 1982 | 6 |
| 1983 | 5 |
| 1984 | 5 |
| 1985 | 3 |
| 1986 | 1 |
| 1987 | 2 |
| 1988 | 1 |
| 1989 | 3 |
| 1990 | 2 |
| 1991 | 2 |
| 1992 | 2 |
| 1993 | 5 |
| 1994 | 2 |
| 1995 | 1 |
| 1996 | 4 |
| 1997 | 2 |
| 1998 | 1 |
| 1999 | 2 |
| 2000 | 1 |
| 2001 | 6 |
| 2002 | 4 |
| 2003 | 6 |
| 2006 | 2 |
| 2007 | 2 |
| 2008 | 1 |
| 2009 | 2 |
| 2010 | 5 |
| 2011 | 4 |
| 2012 | 2 |
| 2013 | 2 |
| 2017 | 1 |
| 2019 | 2 |
| 2020 | 1 |
| 2022 | 2 |
| 2024 | 2 |
| 2025 | 2 |
| 2026 | 3 |
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\" = 'OK' 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 ('41508'))
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" = 'OK' 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 ('41508'))
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 CEN27LA029Accident · No injuriesClass 3 · LimitedPreliminary reportPiper PA-28 · Claremore, OKOn October 22, 2026, about 1510 central daylight time, a Piper PA-28-160 airplane, N5393W, was substantially damaged when it was involved in an accident near Claremore, Oklahoma. The flight instructor and student pilot were not injured. The airplane was…NTSB CEN26LA206Accident · No injuriesClass 4 · LimitedFinal reportPitts Special S-1S · Bartlesville, OKThe pilot’s failure to maintain control during the landing rollout and subsequent aborted landing.NTSB CEN26LA160Accident · No injuriesClass 4 · LimitedFinal reportCessna 172N · Tahlequah, OKThe student pilot’s failure to maintain directional control while landing, which resulted in a runway excursion and nose over.NTSB CEN26LA002Accident · Minor injuriesClass 4 · LimitedFinal reportChampion 7GC · Haskell, OKThe pilot’s excessive braking during the landing roll, which resulted in a nose over. Contributing to the accident was the pilot’s lack of experience with the recently installed brakes and tundra tires.NTSB CEN25FA320Accident · 1 fatalClass 3 · FieldPreliminary reportCessna 172L · Walters, OKOn August 14, 2025, about 0934 central daylight time, a Cessna 172L, N2860Q, was destroyed when it was involved in an accident near Walters, Oklahoma. The pilot sustained fatal injuries. The airplane was operated under Title 14 Code of Federal Regulations as…NTSB CEN24LA222Accident · No injuriesClass 4 · LimitedFinal reportCessna 172I · Ada, OKThe student pilot’s failure to maintain directional control during landing resulting in a runway excursion and impact with a sign.NTSB CEN24LA130Accident · No injuriesClass 4 · LimitedFinal reportBeech B19 · Oklahoma City, OKThe student pilot’s improper landing flare, which resulted in a bounced landing, aerodynamic stall, and impact with the runway.NTSB CEN22LA303Accident · 1 fatalClass 3 · LimitedFinal reportPiper PA-28-140 · Oklahoma City, OKThe pilot’s failure to maintain adequate airspeed for unknown reasons during the initial climb, which resulted in an inadvertent aerodynamic stall and impact with terrain.NTSB CEN22LA296Accident · No injuriesClass 4 · LimitedFinal reportBaker Eugene L RV6-A · Goldsby, OKThe pilot’s failure to maintain directional control during landing resulting in a runway excursion.NTSB CEN20CA152Accident · No injuriesData collectionFinal reportCessna 172 · Enid, OKThe flight instructor's delayed remedial action during a power-off approach and go-around in gusting wind conditions, which resulted in a hard landing, loss of directional control, and a runway excursion onto a field.NTSB GAA19CA512Accident · No injuriesData collectionFinal reportPiper PA28 · Chickasha, OKThe student pilot's failure to maintain crosswind correction during landing and his subsequent loss of directional control during the landing roll, which resulted in a runway excursion and impact with uneven terrain.NTSB GAA19CA237Accident · No injuriesData collectionFinal reportVans RV 6 · Chandler, OKThe pilot's overapplication of the brakes during landing on a grass runway, which resulted in a nose-over.NTSB CEN17LA186Accident · Minor injuriesLimited investigationFinal reportPiper PA 28-140 · Muskogee, OKThe pilot's improper in-flight fuel management, which resulted in a partial loss of engine power due to fuel starvation.NTSB CEN14FA019Accident · 1 fatalField investigationFinal reportPiper PA 28-140 · Talihina, OKThe pilot’s lack of weather planning and his continued flight into an area of known rain with reduced visibility and his subsequent failure to maintain clearance with trees.NTSB CEN13LA167Accident · No injuriesLimited investigationFinal reportCessna 172L · Idabel, OKThe student pilot's failure to maintain directional control during landing, which resulted in a runway excursion.NTSB CEN13FA051Accident · 1 fatalField investigationFinal reportPiper PA-28-140 · Anadarko, OKThe pilot’s use of excessive bank angle while maneuvering in the airport traffic pattern, which resulted in an accelerated stall.NTSB CEN12CA454Accident · No injuriesData collectionFinal reportPiper PA-18-150 · Jenks, OKThe pilot's failure to achieve a proper touchdown point during landing, which resulted in a runway overrun and impact with obstructions.NTSB CEN12FA021Accident · 1 fatalField investigationFinal reportPiper PA-28-140 · Guthrie, OKThe pilot’s inadequate fuel planning, which resulted in a total loss of engine power due to fuel exhaustion.NTSB CEN11LA385Accident · No injuriesLimited investigationFinal reportWiley C W RV-6A · Colgate, OKThe loss of engine power for undetermined reasons.NTSB CEN11CA389Accident · No injuriesData collectionFinal reportConner Leroy RV6A · Oakwood, OKThe pilot's improper decision to land on a road with obstacles.NTSB CEN11LA350Accident · Serious injuriesLimited investigationFinal reportPiper PA-22-160 · Frederick, OKAn in-flight fire for undetermined reasons.NTSB CEN11LA093Accident · 1 fatalLimited investigationFinal reportPiper PA-28-140 · Ponca City, OKThe pilot's loss of control during landing for undetermined reasons.NTSB CEN11LA082Accident · 1 fatalLimited investigationFinal reportCessna 172M · Velma, OKThe pilot’s failure to maintain control of the airplane while maneuvering, which resulted in an inadvertent stall and subsequent impact with terrain. Contributing to the accident was the pilot's relative inexperience in pipeline patrols.NTSB CEN10CA513Accident · No injuriesData collectionFinal reportCessna 172P · Bartlesville, OKThe student pilot's loss of directional control during takeoff due to an improper flap setting.NTSB CEN10LA276Accident · 2 fatalLimited investigationFinal reportCovell Kevin Scott Vans RV-4 · Collinsville, OKA loss of engine power shortly after takeoff for undetermined reasons. Contributing to the accident was the pilot's decision to make a 180-degree turn at low level.NTSB CEN10CA199Accident · Serious injuriesData collectionFinal reportCessna 172 · Lawton, OKThe private pilot's failure to maintain adequate airspeed, which resulted in a stall, and the failure of both pilots to initiate a go-around. Contributing to the severity of both pilots' injuries was the lack of available shoulder harnesses.NTSB CEN09CA479Accident · Serious injuriesData collectionFinal reportPiper PA28-151 · Purcell, OKThe student pilot's failure to see and avoid the power lines.NTSB CEN09CA282Accident · No injuriesData collectionFinal reportPiper PA-28-140 · Seminole, OKThe pilot's failure to maintain directional control during takeoff.NTSB DEN08LA139Accident · 1 fatalLimited investigationFinal reportDickey RV-6A · Muskogee, OKThe pilot's improper decision to continue flight under visual flight rules into an area of reduced visibility weather conditions, which resulted in the pilot's spatial disorientation and subsequent loss of aircraft control. Contributing to the accident was…NTSB DFW08FA040Accident · 2 fatalField investigationFinal reportCessna 172N · Marlow, OKThe pilot's failure to maintain airspeed while maneuvering, which resulted in an inadvertent stall/spin and impact with terrain. Contributing to the accident were the low altitude for recovery and the gusty tailwind.NTSB DFW07CA115Accident · No injuriesData collectionFinal reportCessna 172P · Harrah, OKThe pilot's failure to compensate for the existing wind conditons while landing. A factor was the crosswind.NTSB DFW06CA132Accident · Minor injuriesData collectionFinal reportPiper PA-28-161 · Marietta, OKThe pilot's failure to maintain airspeed which resulted in an inadvertent stall. Contributing factors were the dark night conditions and the pilot's inadequate preflight planning and preparation.NTSB DFW06CA051Accident · Minor injuriesData collectionFinal reportCessna 177 · Antlers, OKThe loss of engine power due to fuel exhaustion as result of the pilot's inadequate preflight planning. A contributing factor was the encounter with windshear during the forced landing.NTSB FTW04LA015Accident · No injuriesLimited investigationFinal reportPiper PA-28-161 · Henryetta, OKA loss of engine power due to fuel starvation. A contributing factor was the inadequate inflight planning procedures for a cross country flight.NTSB FTW03LA230Accident · Minor injuriesLimited investigationFinal reportPiper PA-12 · Wayne, OKA loss of engine power due to fuel exhaustion as a result of the pilot's failure to refuel. Factors were the lack of suitable terrain for the forced landing.NTSB FTW03LA220Accident · Minor injuriesLimited investigationFinal reportCessna 172M · Ardmore, OKThe failure of the pilot to adequately compensate for existing wind conditions. A contributing factor was the gusty crosswind conditions from the east.NTSB FTW03LA177Accident · Serious injuriesLimited investigationFinal reportCessna 172M · Bristow, OKThe pilot's premature retracting of the flaps, and his failure to maintain airspeed which resulted in an inadvertent stall.NTSB FTW03LA140Accident · No injuriesLimited investigationFinal reportRobinson R-22 Beta · Ardmore, OKThe pilot's failure to maintain directional control during liftoff. A contributing factor was the inadvertent encounter of propeller blast from the other airplane starting at the time of takeoff.NTSB FTW03FA086Accident · 1 fatalField investigationFinal reportCessna 152 · Norman, OKThe pilot's failure to maintain airspeed while maneuvering, resulting in an inadvertent stall . Factors contributing to the accident were the low altitude and the prevailing high winds.NTSB FTW03LA056Accident · No injuriesLimited investigationFinal reportCessna 172M · Vici, OKThe pilot's departure and continued flight into adverse weather conditions. Contributing factors were the icing conditions, and the lack of suitable terrain for the precautionary landing.NTSB FTW03FA053Accident · 1 fatalField investigationFinal reportCessna 172N · Lindsay, OKThe in-flight separation of the right wing due to the missing nut that secures the right wing's strut to fuselage fitting to the fuselage.NTSB FTW02LA205Accident · Minor injuriesLimited investigationFinal reportPiper PA-28-161 · Purcell, OKThe in-flight cabin fire as result of non-compliance with an AD and a Service Bulletin. A contributing factor to the accident was night conditions.NTSB FTW02LA133Accident · Serious injuriesLimited investigationFinal reportPiper PA-28-140 · Owasso, OKThe loss of engine power as a result of the pilot's failure to remove the engine cowling plugs during the preflight inspection. A contributing factor was lack of suitable terrain for the forced landing.NTSB FTW01LA197Accident · No injuriesLimited investigationFinal reportPiper PA-28-161 · Ardmore, OKthe student pilot's failure to maintain directional control during takeoff roll.NTSB FTW01LA175Accident · No injuriesLimited investigationFinal reportPiper PA-28 · Tulsa, OKthe partial loss of engine power for an undetermined reason. A factor was the lack of suitable terrain for the forced landing.NTSB FTW01LA161Accident · No injuriesLimited investigationFinal reportCessna 172 · Kingston, OKthe pilot's failure to maintain directional control during the takeoff roll, which required his evasive maneuver and resulted in a stall.NTSB FTW01FA129Accident · 1 fatalField investigationFinal reportCessna 150 · Pryor, OKthe failure of the glider pilot to maintain aircraft control and his delay in releasing the towrope. A contributing factor was the glider's worn elevator trim friction, which resulted in its disengagement.NTSB FTW01LA066Accident · Minor injuriesLimited investigationFinal reportPiper PA-28-140 · Owasso, OKthe pilot's delay in switching the fuel selector, which resulted in fuel starvation in cruise flight.NTSB FTW01FA058Accident · 2 fatalField investigationFinal reportCessna 152 · Platter, OKthe failure of both pilots to maintain a visual lookout, which resulted in a mid-air collision over a lake. A contributing factor to the accident was the sun glare from the setting sun.NTSB FTW00LA107Accident · No injuriesLimited investigationFinal reportCessna 172N · Maud, OKthe loss of engine power while maneuvering as a result of the separation of the exhaust rocker arm retaining stud due to fatigue, which resulted in a precautionary landing.