NTSB investigations: Lycoming 0-235 series, OK
83 cases on aircraft whose registry engine model is Lycoming 0-235 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 | 1 |
|---|---|
| 1965 | 1 |
| 1966 | 1 |
| 1967 | 2 |
| 1969 | 1 |
| 1973 | 1 |
| 1974 | 2 |
| 1975 | 1 |
| 1976 | 1 |
| 1977 | 1 |
| 1978 | 2 |
| 1979 | 2 |
| 1980 | 4 |
| 1981 | 4 |
| 1982 | 1 |
| 1983 | 5 |
| 1984 | 4 |
| 1985 | 1 |
| 1986 | 2 |
| 1987 | 2 |
| 1988 | 4 |
| 1989 | 1 |
| 1991 | 1 |
| 1992 | 2 |
| 1995 | 1 |
| 1996 | 1 |
| 1997 | 3 |
| 1998 | 3 |
| 2001 | 3 |
| 2002 | 3 |
| 2003 | 1 |
| 2004 | 1 |
| 2005 | 6 |
| 2007 | 3 |
| 2008 | 2 |
| 2009 | 2 |
| 2012 | 1 |
| 2015 | 1 |
| 2016 | 1 |
| 2017 | 1 |
| 2021 | 1 |
| 2024 | 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\" = '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 ('41505'))
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 ('41505'))
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 CEN25LA201Accident · No injuriesClass 4 · LimitedFinal reportLancair 235 · Pawhuska, OKThe pilot’s failure to properly configure the airplane for landing.NTSB CEN24LA158Accident · No injuriesClass 3 · LimitedFinal reportJacobson SE5A Replica · Luther, OKThe pilot’s failure to use carburetor heat, which resulted in fuel starvation during the initial climb, a loss of engine power, and impact with terrain.NTSB CEN21LA311Accident · Minor injuriesClass 4 · LimitedFinal reportEslinger C W/Eslinger S M Cassutt · Pryor, OKThe pilot’s high flare and failure to execute a go-around which resulted in a hard landing and runway excursion.NTSB GAA17CA173Accident · No injuriesData collectionFinal reportCessna 152 · Tulsa, OKThe student pilot’s loss of directional control.NTSB GAA16CA116Accident · No injuriesData collectionFinal reportCessna 152 · Durant, OKThe pilot's failure to maintain pitch control during the landing, resulting in a porpoise.NTSB CEN15CA121Accident · No injuriesData collectionFinal reportCessna 152 · Tulsa, OKThe pilot's improper landing technique which resulted in a hard landing and subsequent nose landing gear collapse.NTSB CEN12LA314Accident · No injuriesLimited investigationFinal reportCessna 152 · Ardmore, OKThe student pilot's improper configuration of the airplane flaps during an aborted landing, which resulted in an inadequate climb rate and subsequent collision with trees.NTSB CEN09CA387Accident · No injuriesData collectionFinal reportCessna 152 · Oklahoma City, OKThe pilot's failure to maintain control of the airplane during landing.NTSB CEN09LA168Accident · No injuriesLimited investigationFinal reportCessna 152 · Tulsa, OKThe pilot's improper flare and recovery from a bounced landing.NTSB DEN08CA126Accident · No injuriesData collectionFinal reportCessna 152 · Mc Alester, OKThe student pilot's improper flare and improper recovery from a bounced landing.NTSB DFW08CA163Accident · No injuriesData collectionFinal reportCessna CE-152 · Foss, OKA total loss of engine power for undetermined reasons.NTSB DFW08CA044Accident · No injuriesData collectionFinal reportCessna 152 · Madill, OKThe pilot failed to maintain directional control during landing roll. A contributing factor was the crosswind.NTSB DFW08CA028Accident · No injuriesData collectionFinal reportCessna 152 · Ardmore, OKThe pilot's improper landing flare which resulted in a hard landing.NTSB DFW07CA058Accident · No injuriesData collectionFinal reportCessna 152 · McAlester, OKThe student pilot's improper recovery from a bounced landing resulting in the collapse of the nose landing gear.NTSB DFW05CA224Accident · No injuriesData collectionFinal reportCessna 152 · Tulsa, OKThe pilot's improper recovery from a bounced landing. A contributing factor was the dark night conditions.NTSB DFW05CA164Accident · No injuriesData collectionFinal reportCessna 152 · Burneyville, OKThe students pilot's improper flare and his failure to maintain directional control of the airplane. A contributing factor was the bounced landing.NTSB DFW05CA154Accident · No injuriesData collectionFinal reportCessna 152 · Marietta, OKThe pilot's failure to maintain directional control while executing a soft field take off. A factor was the prevailing dark night conditions.NTSB DFW05LA106Accident · No injuriesLimited investigationFinal reportPiper PA-18-105 · Perry, OKA loss of engine power for undetermined reasons. A contributing factor was collision with a piece of farm equipment.NTSB DFW05CA101Accident · No injuriesData collectionFinal reportCessna 152 · Stillwater, OKThe student pilot's failure to maintain directional control during landing.NTSB DFW05CA097Accident · No injuriesData collectionFinal reportCessna 152 · Shawnee, OKThe pilot's improper landing flare and his inadequate recovery from a bounced landing. A factor was the prevailing crosswind.NTSB FTW04LA114Accident · No injuriesLimited investigationFinal reportPiper PA-38-112 · Seminole, OKThe pilot's inadequate pre-flight planning. A contributing factor was the pilot's use of unsuitable terrain for takeoff.NTSB FTW03LA127Accident · No injuriesLimited investigationFinal reportCessna 152 · Durant, OKThe student pilot's improper landing flare resulting in a hard landing and his improper recovery procedures for a bounced landing.NTSB FTW03LA009Accident · Minor injuriesLimited investigationFinal reportCessna 152 · Tulsa, OKThe pilot's improper recovery from a bounced landing and his failure to maintain airspeed. A contributing factor was the pilot's failure to align with the runway.NTSB FTW02LA254Accident · No injuriesLimited investigationFinal reportCessna 152 · Tulsa, OKthe pilot's improper recovery from a bounced landing, which resulted in a hard landing.NTSB FTW02LA073Accident · No injuriesLimited investigationFinal reportCessna 152 · Ardmore, OKthe instructor pilot's delayed go-around which resulted in an in-flight collision with trees. A contributing factor to the accident was the instructor pilot's fatigued condition due to lack of sleep.NTSB FTW02LA021Accident · No injuriesLimited investigationFinal reportCessna 152 · Bethany, OKthe mechanic's failure to properly lock the exhaust valve's clearance adjusting screw locknut, which resulted in a loose nut, disabling of the exhaust valve pushrod, and a partial loss of engine power while in cruise flight. A contributing factor was the…NTSB FTW01LA078Accident · Minor injuriesLimited investigationFinal reportCessna 152 · Oklahoma City, OKthe loss of engine power during the initial takeoff climb for an undetermined reason, which resulted in a forced landing. A contributory factor to the accident was the lack of suitable terrain for the forced landing.NTSB FTW01LA045Accident · No injuriesLimited investigationFinal reportCessna 152 · Bristow, OKThe pilot's inadequate compensation for the crosswind conditions, which resulted in the airplane striking a snow bank during the landing flare/touchdown. A factor was the crosswind weather condition.NTSB FTW98LA346Accident · No injuriesLimited investigationFinal reportCessna 152 · Norman, OKThe student pilot's delayed landing flare resulting in a hard landing and his improper recovery procedures for a bounced landing.NTSB FTW98LA132Accident · No injuriesLimited investigationFinal reportCessna 152 · Norman, OKFuel exhaustion due to the student pilot's failure to refuel. A factor was the lack of suitable terrain for the forced landing.NTSB FTW98LA124Accident · No injuriesLimited investigationFinal reportPiper PA-22-108 · Frederick, OKThe loss of wheel brakes due to the failure of the brake actuating cable. A factor was the tailwind.NTSB FTW98LA023Accident · No injuriesLimited investigationFinal reportCessna 152 · Norman, OKThe pilot's improper flare and improper recovery from a bounced landing, which resulted in a porpoise and subsequent collapse of the nose gear.NTSB FTW97LA152Accident · No injuriesLimited investigationFinal reportPiper PA-38-112 · Stillwater, OKthe pilot's inadequate compensation for the wind conditions, and his failure to maintain directional control, which resulted in a ground swerve and collapse of the nose gear. The crosswind was a related factor.NTSB FTW97LA095Accident · Minor injuriesLimited investigationFinal reportPiper PA-38-112 · Boswell, OKThe student pilot's improper inflight planning and decision, after becoming lost/disoriented, which resulted in fuel exhaustion, before landing in a suitable landing area. Factors relating to the accident were: the pilot of another aircraft did not accurately…NTSB FTW96LA287Accident · No injuriesLimited investigationFinal reportCessna 421B · Stillwater, OKthe failure of the pilots of the Cessna 421B, N450SU, and the Cessna 152, N94532, to maintain visual lookout. Factors were: the inadequate radio communications maintained by both pilots, and the failure of the student pilot of the Cessna 152 to take evasive…NTSB FTW96LA036Accident · No injuriesLimited investigationFinal reportCessna 152 · Marietta, OKthe pilot's failure to maintain directional control. A factor was the wet grass runway.NTSB FTW93LA050Accident · Serious injuriesLimited investigationFinal reportCessna 150 · Norman, OKThe pilot's failure to refuel the airplane and power loss due to fuel exhaustion. Factors were the dark night and lack of suitable terrain.NTSB FTW92LA176Accident · Minor injuriesLimited investigationFinal reportCessna 152 · Marietta, OKEngine power loss for undetermined reasons.NTSB FTW91LA063Accident · No injuriesLimited investigationFinal reportCessna 152 · Durant, OKThe pilot's failure to maintain proper alignment during the flare.NTSB FTW89IA168Incident · No injuriesIncident investigationFinal reportCessna 152 · Bethany, OKFailure of the Cessna 150 pilot to see-and-avoid the Cessna 152 (inadequate visual lookout), and failure of the tower controller to provide adequate service. Factors related to the accident were: high traffic density, which resulted in frequency congestion,…NTSB FTW89LA009Accident · No injuriesLimited investigationFinal reportCessna 152 · Muskogee, OKAcft's left wing struck a truck that was parked adjacent to the taxiway. After initial impact, the acft veered left and the nose also struck the truck. The plt stated that he was concentrating on a ramp sweeper that was moving down the taxiway in front of the…NTSB FTW88DPJ09Accident · No injuriesFinal reportCessna 152 · Skiatook, OKThe student pilot landed her aircraft on the last half of the runway. She added power and retracted the flaps when she decided to abort the landing and go around. She subsequently decided to abort the go around and pulled off the power. There was insufficient…NTSB FTW88LA113Accident · Serious injuriesLimited investigationFinal reportCessna 152 · Hinton, OKThe pilot departed bethany, Oklahoma on a local pleasure flight with the fuel tanks slightly less than 1/2 full. After about a 1.5 hour flight, he landed at the red rock airport in Hinton, Oklahoma. No service was performed on the aircraft while in Hinton and…NTSB FTW88LA067Accident · No injuriesLimited investigationFinal reportPiper PA-38-112 · Washington, OKThe student pilot received dual instruction in crosswind takeoffs and landings after which the instructor pilot deplaned to observe the student. The student lost directional control on the first takeoff attempt and the aircraft collided with a ditch after…NTSB FTW87LA155Accident · No injuriesLimited investigationFinal reportCessna 152 · Farris, OKThe plt rprtd that drg a x-country flt, he got lost & the acft ran low on fuel. At dusk, he elected to make a precautionary landing in a open field. Drg the landing, the acft struck a tree & was damaged.NTSB FTW87LA117Accident · No injuriesLimited investigationFinal reportCessna 152 · Okmulgee, OKDuring a normal uneventful approach, and upon touchdown, the aircraft's nose gear collapsed for undetermined reasons. The aircraft slid to a stop causing substantial damage.NTSB FTW86LA125Accident · Serious injuriesLimited investigationFinal reportCessna 152 · Broken Arrow, OKThe pilot made his takeoff from the intersection of a cinder packed runway, allowing only 900 feet before the end of the runway. Gross weight of the aircraft at the time of the accident was 1,700 lbs.; maximum gross weight of the aircraft is 1,670. The…NTSB FTW86LA123Accident · No injuriesLimited investigationFinal reportCessna 152 · Porum, OKThe student pilot became disoriented during a cross-country flight. He was unable to find an airport and had to land in a field due to fuel exhaustion. During the attempted landing he had to maneuver to avoid a herd of cows and collided with a concrete fence…NTSB FTW85LA208Accident · No injuriesLimited investigationFinal reportCessna 152 · Tulsa, OKThe student plt was on a local instructional flt practicing solo landings. He stated he made a hard landing and the acft bounced with the nose gear ass'y separating allowing the acft to be substantially damaged. The left wing ass'y received substantial damage.NTSB FTW84LA371Accident · No injuriesLimited investigationFinal reportCessna 152 · Tulsa, OKPlt lost control after a hard, right-wind-down landing. Acft porpoised, collapsing the nose gear and came to rest nose down.