NTSB investigations: Lycoming 0-540 series, AZ
94 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 | 3 |
|---|---|
| 1965 | 4 |
| 1966 | 9 |
| 1967 | 4 |
| 1968 | 2 |
| 1969 | 3 |
| 1970 | 1 |
| 1971 | 4 |
| 1972 | 3 |
| 1974 | 1 |
| 1976 | 1 |
| 1977 | 2 |
| 1978 | 3 |
| 1979 | 4 |
| 1980 | 4 |
| 1981 | 1 |
| 1982 | 2 |
| 1983 | 4 |
| 1991 | 3 |
| 1992 | 1 |
| 1993 | 1 |
| 1995 | 3 |
| 1996 | 1 |
| 2001 | 2 |
| 2002 | 2 |
| 2003 | 2 |
| 2004 | 1 |
| 2005 | 1 |
| 2007 | 3 |
| 2008 | 3 |
| 2009 | 1 |
| 2010 | 1 |
| 2011 | 2 |
| 2012 | 1 |
| 2014 | 2 |
| 2015 | 1 |
| 2016 | 1 |
| 2019 | 1 |
| 2021 | 1 |
| 2023 | 1 |
| 2024 | 1 |
| 2025 | 2 |
| 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\" = 'AZ' 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 ('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 c."eventStateOrRegion" = 'AZ' 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 ('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 WPR26FA151Accident · 2 fatalClass 3 · FieldPreliminary reportPiper PA-32R-301T · Marana, AZOn April 08, 2026 at 1710 mountain standard time, a Piper PA-32R-301T, N4190E, sustained substantial damage when it was involved in an accident near Marana, AZ. The pilot and passenger sustained fatal injuries. The airplane was operated as a Title 14 Code of…NTSB WPR25LA217Accident · Minor injuriesClass 3 · LimitedPreliminary reportCessna TR182 · Tuba City, AZOn July 17, 2025, about 1447 mountain standard time, a Cessna TR182, N182KC, was substantially damaged when it was involved in an accident near Tuba City, Arizona. The pilot and passenger were not injured. The airplane was operated as a Title 14 Code of…NTSB WPR25LA131Accident · No injuriesClass 3 · LimitedFinal reportPiper PA-32-260 · Green Valley, AZThe pilot's improper fuel management, which resulted in a total loss of engine power due to fuel starvation.NTSB WPR25LA065Accident · No injuriesClass 3 · LimitedPreliminary reportPiper PA-24-250 · Mesa, AZOn December 19, 2024, about 1515 mountain standard time, a Piper PA-24-250, N7833P, was involved in an accident near Mesa, Arizona. The pilot and pilot-rated passenger were not injured. The airplane was operated as a Title 14 Code of Federal Regulations Part…NTSB WPR23LA162Accident · No injuriesClass 3 · LimitedFinal reportCessna R182 · Grand Canyon, AZThe airplane’s loss of engine power for undetermined reasons and the pilot’s exceedance of the airplane’s critical angle of attack and subsequent failure to maintain adequate airspeed, which resulted in an aerodynamic stall.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 GAA19CA511Accident · No injuriesData collectionFinal reportPiper PA28 · Cottonwood, AZThe student pilot's improper pitch and lateral control during a soft-field takeoff, which resulted in impact with terrain. Contributing to the accident was the student pilot's failure to relinquish control of the airplane to the instructor.NTSB WPR17LA020Accident · No injuriesLimited investigationFinal reportPiper PA 28-235 · Taylor, AZA total loss of engine power for reasons that could not be determined because postaccident examination revealed no anomalies that would have precluded normal operation.NTSB GAA16CA043Accident · No injuriesData collectionFinal reportCessna 182 · Douglas Bisbee, AZThe student pilot's loss of directional control during takeoff, which resulted in a runway excursion, left main landing gear collapse, and a collision with terrain.NTSB WPR14LA368Accident · No injuriesLimited investigationFinal reportPiper PA 24-250 · Mesa, AZThe failure of the right main landing gear (MLG) transmission mounting bracket coupled with the differential rigging of the two landing gear cables, which prevented the right MLG from moving to the down-and-locked position before landing.NTSB WPR14CA093Accident · Minor injuriesData collectionFinal reportMaule M 7-235 · Lake Havasu, AZThe pilots' failure to verify the landing gear position prior to the water landing and the pilot/examiner's failure to adequately monitor the pilot.NTSB WPR13LA034Accident · No injuriesLimited investigationFinal reportJeffair Barracuda · Payson, AZThe failure of the landing gear to remain extended during the landing roll for reasons that could not be determined because postaccident examination did not reveal any anomalies that would have precluded normal operation.NTSB WPR11CA237Accident · No injuriesData collectionFinal reportPiper PA-24-250 · Sedona, AZThe pilot's failure to maintain directional control on the landing roll out. Contributing to the accident was the pilot's decision to attempt a landing in crosswind conditions that exceeded the maximum demonstrated capability of the airplane.NTSB WPR11CA224Accident · No injuriesData collectionFinal reportMaule M7 · Mammoth, AZThe pilot's failure to maintain clearance from a tree during the landing roll.NTSB WPR10CA233Accident · No injuriesData collectionFinal reportPiper PA-28-235 · Lake Havasu City, AZThe student pilot's failure to maintain aircraft control during a go-around, resulting in a stall/mush.NTSB WPR10FA005Accident · 2 fatalField investigationFinal reportPiper PA-24-250 · Black Canyon City, AZThe pilot's decision to continue VFR flight into instrument meteorological weather conditions which resulted in controlled flight into terrain. Contributing to the accident were low ceilings, reduced visibility, and mountainous terrain.NTSB WPR09FA038Accident · 3 fatalField investigationFinal reportPiper PA-32-260 · Sedona, AZThe partial loss of engine power while maneuvering for undetermined reasons.NTSB LAX08FA267Accident · 1 fatalField investigationFinal reportCessna TR182 · Sahuarita, AZThe pilot’s failure to maintain clearance from mountainous terrain while maneuvering at low altitude for undetermined reasons.NTSB LAX08CA111Accident · No injuriesData collectionFinal reportPiper PA-32-260 · Grand Canyon, AZThe pilot's inadequate compensation for the wind conditions and delay in aborting the takeoff. Contributing to the accident were wind gusts and a crosswind.NTSB LAX08CA011Accident · No injuriesData collectionFinal reportMaule M-5-235-C · Mesa, AZThe pilot's failure to maintain directional control of the airplane during landing.NTSB SEA07LA178Accident · Minor injuriesLimited investigationFinal reportPiper PA 24-250 · Flagstaff, AZThe loss of engine power during cruise flight due to fuel exhaustion, as a result of the pilot's failure to refuel and inadequate preflight planning.NTSB LAX07LA180Accident · No injuriesLimited investigationFinal reportPiper PA-24-250 · Winslow, AZLoss of engine power for undetermined reasons.NTSB LAX06LA044Accident · Minor injuriesLimited investigationFinal reportPiper PA-24-250 · Tucson, AZthe separation of the mixture cable at the carburetor control arm, which resulted in a loss of power, and maintenance personnel's inadequate inspection of the airplane during the last annual inspection.NTSB LAX04LA240Accident · 1 fatalLimited investigationFinal reportPiper PA-25-235 · Peoria, AZthe pilot's failure to maintain a proper pitch attitude during tow operations and his failure to maintain an adequate airspeed, which resulted in an inadvertent stall/spin.NTSB LAX04LA021Accident · Serious injuriesLimited investigationFinal reportPiper PA-28-235 · Mesa, AZthe pilot's failure to maintain an adequate airspeed, which resulted in an inadvertent stall. Also causal, was the pilot's inadequate preflight and failure to secure the right side of the engine cowling prior to departure.NTSB LAX03LA235Accident · No injuriesLimited investigationFinal reportRobinson R44 · Happy Jack, AZthe partial loss of engine power due to an excessively lean mixture for undetermined reasons during cruise flight.NTSB LAX02LA236Accident · No injuriesLimited investigationFinal reportCessna TR182 · Yuma, AZthe pilot's failure to properly verify that the landing gear was in the down and locked position.NTSB LAX02LA141Accident · No injuriesLimited investigationFinal reportPiper PA24-250 · Prescott, AZThe pilot's failure to maintain directional control of the aircraft during the landing roll.NTSB LAX02LA036Accident · Minor injuriesLimited investigationFinal reportPiper PA-24-250 · Prescott, AZFuel starvation on final approach due to the pilot's fuel mismanagement, and his inattentiveness in following established prelanding procedures.NTSB LAX01LA147Accident · No injuriesLimited investigationFinal reportPiper PA-28-235 · Flagstaff, AZThe loss of engine power during cruise flight for undetermined reasons that resulted in a forced landing in rough terrain.NTSB LAX96LA167Accident · No injuriesLimited investigationFinal reportMaule M-5-235C · Lake Havasu Cty, AZthe pilot-owner's inadequate engine maintenance which resulted in a progressive ignition failure. Factors which contributed to the accident were the dark nighttime light condition and the presence of hidden obstructions in the forced landing area.NTSB LAX95LA348Accident · No injuriesLimited investigationFinal reportPiper PA-25 · Marana, AZthe pilot misjudged clearance from the power lines.NTSB LAX95LA253Accident · No injuriesLimited investigationFinal reportPiper PA-25-235 · Maricopa, AZan undetermined internal failure of the carburetor.NTSB LAX95LA140Accident · No injuriesLimited investigationFinal reportCessna 182RG · Prescott, AZthe failure of the pilot to extend the landing gear prior to landing. The failure of the pilot to use a before landing checklist was a factor in this accident.NTSB LAX94LA074Accident · Minor injuriesLimited investigationFinal reportPiper PA-23-250 · Showlow, AZthe pilot's poorly planned approach, improper emergency procedures, and his failure to feather the propeller. The inoperative fuel selector valve was a factor in this accident.NTSB LAX92LA371Accident · No injuriesLimited investigationFinal reportPiper PA-28-235 · Casa Grande, AZThe pilots inadequate compensation for the existing wind conditions. The gusty nature of the cross wind condiitons encountered was a factor.NTSB LAX91LA367Accident · No injuriesLimited investigationFinal reportCessna R182 · Fredonia, AZFailure of the carburetor mixture control, resulting in loss of engine power. A factor related to the accident was: lack of compliance with marvel-schebler service bulletin (sb) #A1-78.NTSB LAX91LA304Accident · 1 fatalLimited investigationFinal reportPiper PA24-250 · Temple Bar, AZThe pilot's failure to maintain control of the aircraft during an attempted return to runway maneuver and the entry into an inadvertent stall/spin at low altitude. The exact nature of the emergency problem encountered by the pilot is undetermined.NTSB LAX91LA171Accident · No injuriesLimited investigationFinal reportPiper PA24-250 · Casa Grande, AZThat the pilot failed to maintain proper alignment during the landing roll on the narrow airstrip.NTSB LAX84LA067Accident · Minor injuriesLimited investigationFinal reportCessna TR182 · Glendale, AZOn short final to a 2400 ft rwy the plt's father, who was in the rt ft seat and also a rated plt, asked 'you do realize this is a short rwy?' The son, who was the PIC, answered 'yes.' The acft touched down hard abt 1/3 of the way down the rwy, bounced up and…NTSB LAX84LA031Accident · No injuriesLimited investigationFinal reportPiper PA-25-235 · New River, AZThe tow pilot reported that during a takeoff tow with both acft still on the ground, he started to drift right as a gust of wind caught him. The glider pilot decided to release. The tow acft then went 100 yards off the rwy and collided with a parked glider.…NTSB LAX83LA389Accident · Serious injuriesLimited investigationFinal reportPiper PA25-235 · Somerton, AZThe acft collided with the ground during a turn in turbulent air to abort an aerial application mission because of weather. The pilot stated that he had made two passes at the field he was spraying when he noticed the flagman and farmers waving him off due to…NTSB LAX83LA106Accident · No injuriesLimited investigationFinal reportCessna 182RG · Marble Canyon, AZDuring the landing the pilot lost control of the aircraft in a gusty wind. The aircraft left the runway and nosed over. In soft terrain. He blamed his slow reaction and inexperience for the accident. The wind was from 300 degrees at 11 KTS gusting to 18 KTS.NTSB LAX82DA312Accident · No injuriesFinal reportMaule M-5-235C · Mcneal, AZA pilot came in low with 6 knot tailwind, gave a throttle burst clear a fence, then landed 3/4 way down a 1,000 foot strip and ground looped to avoid a fence. The swerve collapsed the left main landing gear.NTSB LAX82DA037Accident · No injuriesFinal reportCessna TR182 · Springerville, AZWhile taxiing to the ramp after landing the wind caught the right wing and turned the aircraft over on its back. The pilot reported that the wind was gusting up to 70 knots.NTSB LAX81DUJ78Accident · No injuriesClosedCessna TR182 · Grand Canyon, AZNTSB LAX80FUJ99Accident · No injuriesClosedCessna TR182 · New River, AZNTSB LAX80DUJ79Accident · No injuriesClosedPiper PA-24 · Grand Canyon, AZNTSB LAX80DUJ78Accident · No injuriesClosedPiper PA-25 · Maricopa, AZNTSB LAX80DUJ71Accident · No injuriesClosedPiper PA-24 · Kingman, AZ