NTSB investigations: Lycoming 0-540 series, 2021
28 cases on aircraft whose registry engine model is Lycoming 0-540 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 | 146 |
|---|---|
| 1965 | 151 |
| 1966 | 150 |
| 1967 | 192 |
| 1968 | 128 |
| 1969 | 110 |
| 1970 | 110 |
| 1971 | 118 |
| 1972 | 115 |
| 1973 | 83 |
| 1974 | 98 |
| 1975 | 83 |
| 1976 | 77 |
| 1977 | 97 |
| 1978 | 78 |
| 1979 | 92 |
| 1980 | 82 |
| 1981 | 80 |
| 1982 | 58 |
| 1983 | 59 |
| 1984 | 51 |
| 1985 | 59 |
| 1986 | 29 |
| 1987 | 47 |
| 1988 | 41 |
| 1989 | 35 |
| 1990 | 39 |
| 1991 | 31 |
| 1992 | 28 |
| 1993 | 26 |
| 1994 | 41 |
| 1995 | 41 |
| 1996 | 41 |
| 1997 | 26 |
| 1998 | 30 |
| 1999 | 35 |
| 2000 | 35 |
| 2001 | 40 |
| 2002 | 52 |
| 2003 | 39 |
| 2004 | 35 |
| 2005 | 39 |
| 2006 | 43 |
| 2007 | 30 |
| 2008 | 38 |
| 2009 | 37 |
| 2010 | 28 |
| 2011 | 37 |
| 2012 | 24 |
| 2013 | 15 |
| 2014 | 31 |
| 2015 | 24 |
| 2016 | 27 |
| 2017 | 25 |
| 2018 | 25 |
| 2019 | 32 |
| 2020 | 24 |
| 2021 | 28 |
| 2022 | 25 |
| 2023 | 30 |
| 2024 | 23 |
| 2025 | 25 |
| 2026 | 23 |
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\") = 2021
AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41532'))
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") = 2021
AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41532'))
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 CEN22LA091Accident · Serious injuriesClass 3 · LimitedFinal reportPiper PA-28-235 · Presidio, TXThe non-certificated pilot’s failure to perform a preflight weight and balance calculation and his decision to operate the airplane beyond the allowable center of gravity limitations, which resulted in a loss of control and impact with terrain.NTSB WPR22LA047Accident · No injuriesClass 3 · LimitedFinal reportCessna R182 · Puyallup, WAAn overstress fracture of the left main landing gear pivot assembly, which resulted in the failure of the left main landing gear to fully extend and lock into place.NTSB CEN22FA031Accident · 4 fatalClass 3 · FieldFinal reportBritten-Norman BN-2A · Beaver Island, MIThe pilot's exceedance of the airplane's critical angle of attack during final approach, which resulted in an aerodynamic stall and loss of control at an altitude too low to recover.NTSB ANC22FA005Accident · 1 fatalClass 3 · FieldFinal reportGerald Jones 2+2 · Kodiak, AKThe pilot's failure to maintain adequate airspeed while maneuvering, which resulted in an exceedance of the airplane’s critical angle of attack and an aerodynamic stall.NTSB ERA22LA043Accident · 1 fatalClass 3 · LimitedFinal reportPiper PA-28-236 · Orleans, MAThe pilot’s spatial disorientation and subsequent loss of airplane control while maneuvering over water in dark night conditions.NTSB ERA22LA028Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-24-250 · Sligo, PAA total loss of engine power due to fuel exhaustion as a result of the pilots mismanagement of fuel.NTSB CEN21LA461Accident · Minor injuriesClass 4 · LimitedFinal reportPiper PA-32-260 · Hancock, MNA total loss of engine power as a result of fuel starvation. Contributing to the accident was the pilot’s failure to properly manage the fuel on board the airplane and his failure to perform an adequate preflight inspection.NTSB ERA21LA344Accident · Serious injuriesClass 3 · LimitedFinal reportPiper PA32 · Spartanburg, SCThe flight instructor’s improper fuel management, which resulted in fuel starvation and a total loss of engine power.NTSB ERA21FA333Accident · 2 fatalClass 3 · FieldFinal reportPiper PA24 · Wadesboro, NCA partial loss of engine power during takeoff for reasons that could not be determined. Contributing was the pilot’s loss of airplane control, resulting in an aerodynamic stall and impact with trees and terrain.NTSB GAA21WA163Accident · 6 fatalClass 5 · ForeignPiper PA-32-260 · Leogane, HaitiNTSB WPR21LA245Accident · Serious injuriesClass 4 · LimitedFinal reportPiper PA-28-235 · Big Bear City, CAThe pilot’s inadequate flare and subsequent loss of airplane control during an aborted landing in gusting wind, which resulted in impact with trees.NTSB WPR21LA238Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-25-235 · Twisp, WAAn in-flight separation of the control stick from the torque tube assembly, which resulted in a loss of directional control during the landing roll and subsequent on-ground collision.NTSB ERA21LA259Accident · No injuriesClass 4 · LimitedFinal reportMaule M5 · Annapolis, MDThe pilot’s failure to maintain directional control during landing.NTSB CEN21FA263Accident · 1 fatalClass 3 · FieldFinal reportPiper PA-32-260 · Madisonville, TXThe pilot’s failure to maintain a proper glidepath during final approach for landing, which resulted in impact with trees and terrain.NTSB CEN21LA261Accident · No injuriesClass 4 · LimitedFinal reportPiper PA32 · Lafayette, COThe flight crew’s improper fuel management that resulted in fuel starvation and the loss of engine power.NTSB WPR21LA215Accident · Minor injuriesClass 4 · LimitedFinal reportCessna R182 · Minden, NVThe pilot receiving instruction’s failure to maintain directional control during the landing roll, and the flight instructor’s delayed remedial action.NTSB WPR21LA212Accident · No injuriesClass 3 · LimitedFinal reportMaule M-5-235C · Stanley, IDThe pilot’s failure to use carburetor heat in weather conditions conducive to carburetor icing, resulting in a partial loss of engine power and a forced landing during which the airplane struck an object and nosed over.NTSB CEN21LA247Accident · Minor injuriesClass 4 · LimitedFinal reportPiper PA-32-260 · Flint, MIThe pilot’s failure to adequately monitor his fuel quantity during flight which resulted in a partial loss of engine power due to fuel starvation.NTSB WPR21LA209Accident · No injuriesClass 4 · LimitedFinal reportCessna TR182 · Prescott, AZThe pilot’s delayed deployment of the landing gear, which resulted in the collapse of the main landing gear.NTSB CEN21LA218Accident · No injuriesClass 4 · LimitedFinal reportCessna R182 · Tulsa, OKThe pilot’s inability to extend the main landing gear due to incomplete maintenance, which resulted in a partial wheels-up landing and the mechanic’s failure to follow proper maintenance procedures that led to the loss of main landing gear system hydraulic…NTSB GAA21WA099Accident · 6 fatalClass 5 · ForeignPiper PA-32-260 · Monterrey, MexicoNTSB GAA21WA076Accident · 1 fatalClass 4 · ForeignPiper PA-31-350 · South Bimini, BahamasNTSB ERA21LA173Accident · Serious injuriesClass 3 · LimitedFinal reportPiper PA-23-250 · Springfield, TNThe flight instructor’s failure to abort the takeoff following a loss of left engine power due to fuel starvation. Also causal was the inadequate maintenance of the left fuel cap by unknown maintenance personnel, which resulted in a blockage of the fuel…NTSB ERA21LA211Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-32-260 · Burlington, VTA fire that originated in the right main landing gear brake assembly for reasons that could not be determined based on the available information.NTSB WPR21LA120Accident · No injuriesClass 4 · LimitedFinal reportPiggott John H Bearhawk · Eatonville, WAThe pilot’s failure to maintain directional control during landing, which resulted in a ground loop.NTSB ERA21FA140Accident · 3 fatalClass 3 · FieldFinal reportCessna R182 · Gainesville, GAThe pilot’s loss of control due to spatial disorientation. Contributing to the accident was the pilot’s decision to depart into low instrument meteorological conditions.NTSB WPR21FA114Accident · 1 fatalClass 3 · FieldFinal reportPiper PA-32-260 · Los Angeles, CAThe total loss of engine power due to the failure of the No. 6 exhaust valve for reasons that could not be determined based on available evidence.NTSB WPR21LA092Accident · Minor injuriesClass 4 · LimitedFinal reportCreek Michel W Bearhawk · Elko, NVThe pilot’s unstable approach to land, which resulted in a loss of directional control and subsequent nose over. Contributing to the accident was the pilot’s decision to continue an approach in sun glare conditions.