NTSB investigations: Lycoming O&VO-360 series, AK
157 cases on aircraft whose registry engine model is Lycoming O&VO-360 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 | 6 |
| 1967 | 3 |
| 1968 | 3 |
| 1969 | 3 |
| 1971 | 3 |
| 1972 | 3 |
| 1973 | 3 |
| 1974 | 4 |
| 1975 | 1 |
| 1976 | 5 |
| 1977 | 4 |
| 1978 | 4 |
| 1979 | 4 |
| 1980 | 2 |
| 1981 | 4 |
| 1982 | 3 |
| 1983 | 2 |
| 1984 | 6 |
| 1985 | 2 |
| 1986 | 4 |
| 1990 | 4 |
| 1991 | 1 |
| 1992 | 5 |
| 1993 | 3 |
| 1994 | 3 |
| 1995 | 6 |
| 1996 | 6 |
| 1997 | 2 |
| 1998 | 4 |
| 1999 | 3 |
| 2000 | 1 |
| 2001 | 1 |
| 2002 | 3 |
| 2004 | 3 |
| 2005 | 5 |
| 2006 | 1 |
| 2007 | 1 |
| 2008 | 4 |
| 2009 | 3 |
| 2011 | 2 |
| 2012 | 1 |
| 2013 | 2 |
| 2014 | 3 |
| 2016 | 4 |
| 2017 | 2 |
| 2018 | 1 |
| 2019 | 4 |
| 2020 | 1 |
| 2021 | 2 |
| 2022 | 1 |
| 2024 | 2 |
| 2025 | 1 |
| 2026 | 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\" = 'AK' 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 ('41514'))
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" = 'AK' 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 ('41514'))
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 ANC26LA047Accident · No injuriesClass 4 · LimitedInvestigation openBellanca 8GCBC · Salcha, AKNTSB ANC25LA094Accident · Minor injuriesClass 3 · LimitedPreliminary reportPiper PA-28-180 · Chicken, AKOn August 24, 2025, about 0820 Alaska daylight time, a Piper PA-28-180 airplane, N7771N, was substantially damaged when it was involved in an accident near Chicken, Alaska. The pilot and one passenger sustained minor injuries; the second passenger was…NTSB ANC24LA087Accident · No injuriesClass 4 · LimitedFinal reportBellanca 8GCBC · Lime Village, AKThe pilot’s excessive braking during the landing roll, resulting in a nose over.NTSB ANC24FA085Accident · 1 fatalClass 3 · FieldFinal reportPiper PA-18-150 · McGrath, AKThe pilot's exceedance of the airplane’s critical angle of attack while maneuvering for landing, which resulted in an aerodynamic stall and loss of control.NTSB ANC22LA072Accident · Minor injuriesClass 4 · LimitedFinal reportChristen Industries A-1 · Point MacKenzie, AKThe pilot’s improper monitoring and failure to maintain airspeed during a critical phase of flight, which resulted in an exceedance of the airplane’s critical angle of attack, an aerodynamic stall, and subsequent impact with terrain.NTSB ANC21LA088Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-18-150 · Talkeetna, AKThe pilot’s selection of unsuitable terrain for landing, which resulted in a loss of directional control and nose over.NTSB ANC21LA046Accident · No injuriesClass 4 · LimitedFinal reportBellanca 8GCBC · Nenana, AKThe pilot’s failure to maintain adequate clearance with trees during landing.NTSB ANC20CA067Accident · No injuriesClass 4 · Data collectionFinal reportPiper PA32 · Naknek, AKThe PA-32 pilot's failure to see and avoid the other airplane.NTSB GAA19CA564Accident · No injuriesData collectionFinal reportPiper PA18 · Skwentna, AKThe pilot's improper decision to depart from an off-airport surface covered with standing water, which resulted in a noseover.NTSB ANC19FA033Accident · 1 fatalClass 3 · FieldFinal reportPiper PA 24-180 · Ketchikan, AKThe pilot’s decision to continue visual flight rules into instrument meteorological conditions, which resulted in spatial disorientation and a loss of control.NTSB ANC19FA029Accident · 3 fatalField investigationFinal reportMaule M6 · Moose Pass, AKThe pilot's geographic disorientation and his exceedance of the airplane's critical angle of attack while maneuvering to avoid mountainous terrain, resulting in an aerodynamic stall.NTSB GAA19CA236Accident · No injuriesData collectionFinal reportCessna 172 · Wasilla, AKThe flight instructor's failure to verify the fuel level, which resulted in a total loss of engine power due to fuel exhaustion and a subsequent forced landing and collision with a power line pole. Contributing to the accident was the student pilot's…NTSB ANC18FA036Accident · 1 fatalClass 2 · FieldFinal reportPiper PA-28-180 · Whittier, AKThe student pilot's decision to depart and continue on a solo cross-country flight through mountainous terrain in marginal visual flight rules conditions, which resulted in controlled flight into terrain.NTSB GAA18CA087Accident · No injuriesData collectionFinal reportMaule MX7 · Willow, AKThe pilot’s failure to see and avoid another airplane stopped on the taxiway while taxiing in sun glare conditions.NTSB ANC17FA035Accident · 1 fatalField investigationFinal reportAeronca 15AC · Big Lake, AKThe pilot's failure to maintain clearance from trees during low-altitude flight, which resulted in an in-flight collision and impact with terrain.NTSB ANC17FA010Accident · 4 fatalField investigationFinal reportPiper PA 28-180 · Port Alsworth, AKUndetermined due to a lack of physical evidence.NTSB ANC17LA011Accident · Minor injuriesLimited investigationFinal reportRobinson Helicopter R22 · Unalaska, AKThe pilot’s failure to maintain adequate clearance from terrain during a precautionary landing in whiteout conditions, which resulted in an in-flight collision with terrain.NTSB GAA16CA440Accident · No injuriesData collectionFinal reportPiper PA 18-150 · Palmer, AKThe pilot's excessive brake application during the landing roll resulting in a nose over.NTSB ANC16CA040Accident · No injuriesData collectionFinal reportCessna 180 · Nome, AKThe pilot's failure to maintain an adequate glide path during landing, which resulted in the airplane landing short of the runway and impacting a barricade. Contributing to the accident was the airport manager's improper placement and marking of a metal…NTSB ANC14CA090Accident · No injuriesData collectionFinal reportBellanca 8GCBC · Port Alsworth, AKThe pilots failure to maintain control of the airplane during an aborted landing in gusty wind conditions.NTSB ANC14CA067Accident · Minor injuriesData collectionFinal reportCessna 175 · Talkeetna, AKThe pilot's selection of an unsuitable takeoff area, resulting in a loss of control and subsequent inflight collision with terrain during takeoff. Contributing to the accident was the pilot's failure to use the checklist, resulting in an improper propeller…NTSB ANC14IA028Incident · No injuriesIncident investigationFinal reportPiper PA 28-181 · South Naknek, AKA fire in the airplane’s engine compartment that initiated for reasons that could not be determined due to extensive fire damage.NTSB ANC13CA039Accident · No injuriesData collectionFinal reportBellanca 8GCBC · Seward, AKThe pilot’s decision to land on an unsuitable landing surface, which resulted in a nose over.NTSB ANC13LA026Accident · Serious injuriesLimited investigationFinal reportIsaak Paul G Isaak Super CUB · Sterling, AKThe pilot’s failure to maintain adequate airspeed while maneuvering at low altitude, which resulted in an aerodynamic stall.NTSB ANC12LA075Accident · No injuriesLimited investigationFinal reportPiper PA-18-150 · Kenai, AKThe in-flight separation of a propeller tip due to an unauthorized and undocumented propeller repair.NTSB ANC12TA008Accident · No injuriesFinal reportBellanca 8GCBC · Delta Junction, AKIce accretion in the main landing gear wheel brakes, which prevented the main landing gear wheels from rotating on landing, which resulted in the airplane nosing over.NTSB ANC11LA099Accident · No injuriesLimited investigationFinal reportRobinson Helicopter R22 Beta · Unalaska, AKA loss of engine power in cruise flight for undetermined reasons.NTSB ANC09CA060Accident · Serious injuriesData collectionFinal reportBellanca 8GCBC · Sutton, AKThe pilot’s failure to maintain control of the airplane after an in-flight encounter with a downdraft in mountainous terrain, and his decision to fly at an altitude where such an encounter made a successful recovery unlikely.NTSB ANC09CA045Accident · No injuriesData collectionFinal reportCessna 170B · Nenana, AKThe pilot's failure to maintain control while taxiing for takeoff, and his failure to attain/maintain adequate airspeed after takeoff, resulting in an aerodynamic stall. Contributing to the accident was the pilot’s excessive taxi speed.NTSB ANC09LA036Accident · No injuriesLimited investigationFinal reportPiper PA-24-180 · Chugiak, AKThe flight instructor's inadequate supervision of the pilot during a simulated loss of engine power, and the pilot's failure to use carburetor heat while operating at a reduced engine power while in carburetor icing conditions.NTSB ANC08CA117Accident · No injuriesData collectionFinal reportBellanca 8GCBC · Fairbanks, AKThe student pilot's inadequate recovery from a bounced landing.NTSB ANC08CA084Accident · No injuriesData collectionFinal reportBellanca 8GCBC · Anchorage, AKThe pilot's selection of an unsuitable landing area.NTSB ANC08LA075Accident · Serious injuriesLimited investigationFinal reportPiper PA-18 · Skwentna, AKThe pilot's failure to maintain directional control during the takeoff roll and liftoff, which resulted in a collision with trees and the ground.NTSB ANC08CA071Accident · No injuriesData collectionFinal reportCessna 172RG · Anchorage, AKThe pilot's inadequate recovery from a bounced landing. Contributing to the accident was a crosswind.NTSB ANC07LA106Accident · Minor injuriesLimited investigationFinal reportPiper PA-18 · Fairbanks, AKThe pilot's improper use of the carburetor heat control, and his failure to maintain adequate airspeed to preclude a stall. Contributing to the accident was carburetor icing conditions.NTSB ANC06CA077Accident · No injuriesData collectionFinal reportChristen Industries A-1 · Takotna, AKThe pilot's excessive use of brakes during the landing roll. A factor associated with the accident was soft terrain.NTSB ANC05CA114Accident · No injuriesData collectionFinal reportCessna 170B · Fairbanks, AKThe pilot's inadequate compensation for the gusty wind conditions, which resulted is a loss of directional control during landing. A factor associated with the accident was the gusty wind condition.NTSB ANC05CA109Accident · No injuriesData collectionFinal reportMaule MX7-180 · Yakutat, AKThe pilot's selection of unsuitable terrain for landing, and his failure to maintain directional control of the airplane during the landing roll, which resulted in a nose-over. A factor contributing to the accident was soft terrain.NTSB ANC05CA084Accident · No injuriesData collectionFinal reportPiper PA-18 · Pamler, AKThe student pilot's failure to obtain/maintain adequate airspeed during takeoff-initial climb, which resulted in an in-flight collision with trees. Factors associated with the accident are a tailwind and diminished braking capability.NTSB ANC05CA069Accident · No injuriesData collectionFinal reportCessna 170 · Anchorage, AKThe pilot's failure to maintain clearance from a sign while taxiing from landing, which resulted in an on ground collision with the sign.NTSB ANC05LA035Accident · Minor injuriesLimited investigationFinal reportBellanca 8GCBC · Koyukuk, AKThe pilot's selection of unsuitable terrain for takeoff, which resulted in an in flight collision with the snow during takeoff initial climb. A factor contributing to the accident was soft snow conditions.NTSB ANC05CA012Accident · No injuriesData collectionFinal reportBellanca 8GCBC · Skwentna, AKThe pilot's selection of an unsuitable landing area, which resulted in a nose over during the landing roll. A factor associated with the accident was deep crusted snow.NTSB ANC04CA119Accident · No injuriesData collectionFinal reportPiper PA-28-181 · Haines, AKThe pilot's inadequate compensation for wind conditions during the takeoff roll, which resulted in a premature liftoff and subsequent uncontrolled descent and collision with the runway.NTSB ANC04LA071Accident · No injuriesLimited investigationFinal reportChristen Industries Husky A-1 · Bethel, AKThe pilot's failure to attain the proper touchdown point, which resulted in an in-flight collision with terrain during the ensuing aborted landing. A factor associated with the accident is the pilot's misjudgment of the airplane's speed and distance.NTSB ANC03GA020Accident · 1 fatalFinal reportAviat A-1B · King Salmon, AKThe pilot's failure to maintain adequate airspeed which resulted in an in-flight collision with terrain.NTSB ANC02LA088Accident · No injuriesLimited investigationFinal reportBellanca 8GCBC · Fairbanks, AKThe pilot's failure to maintain directional control of the airplane during the landing roll, which precipitated an aborted landing, and subsequent collision with trees.NTSB ANC02LA027Accident · No injuriesLimited investigationFinal reportPiper PA-18 · Chickaloon, AKThe inadequate supervision of the student pilot by the instructor. Factors associated with the accident are the snow-covered runway and the loss of directional control by the student pilot.NTSB ANC01LA067Accident · No injuriesLimited investigationFinal reportPiper PA-18 · Minto, AKThe pilot's selection of unsuitable terrain for takeoff, and an excessive descent rate resulting in a hard landing during an aborted takeoff. Factors in the accident were a collision of the airplane's float assembly with an unknown object, and the pilot's…NTSB ANC00LA054Accident · No injuriesLimited investigationFinal reportCessna 170B · Delta Junction, AKA loss of engine power due to an undetermined reason. A factor in the accident was unsuitable terrain for a forced landing.NTSB ANC99LA123Accident · Minor injuriesLimited investigationFinal reportBellanca 8GCBC · Wasilla, AKThe pilot's inadequate compensation for wind conditions. Factors associated with the accident were variable winds, and a downdraft.