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NTSB investigations: Lycoming 0-540 series, AL

61 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.

Defining event

Finding

Phase of flight

Aircraft model

Cases per year

19642026

NTSB investigations: Lycoming 0-540 series, AL per year, 1964–2026: 61 cases
1964	1
1965	5
1966	2
1967	4
1968	2
1969	1
1970	1
1971	5
1972	3
1973	2
1974	2
1975	1
1976	1
1977	4
1978	2
1979	2
1980	2
1981	1
1982	1
1983	2
1985	1
1987	2
1989	1
1991	1
1994	2
1995	1
2001	1
2003	1
2004	2
2007	1
2012	1
2014	1
2018	1
2022	1

Where

Latest cases

Query with SQL

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" = 'AL' 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

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\" = 'AL' 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" = 'AL' 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

Run 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 ERA23LA054Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-28 · Tanner, ALThe pilot’s inadequate inflight fuel management, which resulted in a total loss of engine power due to fuel exhaustion.Nov 2, 2022 · N8667W · Substantial damage NTSB ERA18FA118Accident · 1 fatalField investigationFinal reportCessna R182 · Ashville, ALDescent and impact with terrain for reasons that could not be determined.Mar 28, 2018 · N3167C · Destroyed NTSB ERA14LA325Accident · Minor injuriesLimited investigationFinal reportPiper PA 24-250 · Monroeville, ALA loss of engine power for reasons that could not be determined because postaccident examination of the engine and fuel system revealed no anomalies.Jul 3, 2014 · N5923P · Substantial damage NTSB ERA12CA437Accident · No injuriesData collectionFinal reportCessna TR182 · Meridianville, ALThe pilot's inadequate landing flare, which resulted in a hard, bounced landing.Jun 22, 2012 · N5527S · Substantial damage NTSB MIA08FA026Accident · 2 fatalField investigationFinal reportCessna R182 · Woodland, ALThe flight instructor’s failure to maintain control of the airplane while attempting to conduct visual flight in reduced visibility conditions at night. Factors contributing to the accident include the flight instructor’s inadequate preflight planning, and…Dec 8, 2007 · N2643C · Destroyed NTSB ATL04CA160Accident · No injuriesData collectionFinal reportPiper PA 25 · Foley, ALThe pilot's failure to maintain airspeed during climbout which resulted in a stall while maneuvering to pick up a banner.Jul 20, 2004 · N7222Z · Substantial damage NTSB ATL04CA135Accident · Minor injuriesData collectionFinal reportPiper PA-25-235 · Gulf Shores, ALThe pilot's failure to maintain airspeed that resulted in a stall and the subsequent collision with the ground.Jun 20, 2004 · N82451 · Substantial damage NTSB ATL04LA024Accident · Minor injuriesLimited investigationFinal reportPiper PA-24-250 · Troy, ALThe certified flight instructor's improper fuel management resulting in a loss of engine power due to fuel starvation resulting in a forced landing, in-flight collision with trees and ground.Oct 23, 2003 · N5920P · Substantial damage NTSB MIA01LA058Accident · Minor injuriesLimited investigationFinal reportPiper PA-24-250 · Pittsview, ALThe failure of the pilot to conduct proper preflight planning, resulting in loss of engine power while in cruise flight due to fuel exhaustion, and the subsequent emergency descent and landing to an open field.Jan 9, 2001 · N5887P · Substantial damage NTSB ATL96LA003Accident · No injuriesLimited investigationFinal reportPiper PA-25-235 · Gulf Shores, ALLoss of engine power for undetermined reason(s). A factor relating to the accident was: the proximity of high obstructions (trees) to the emergency landing area.Oct 6, 1995 · N6674Z · Substantial damage NTSB ATL94LA105Accident · Minor injuriesLimited investigationFinal reportPiper PA-24-250 · Foley, ALThe pilot's failure to maintain airspeed during the forced landing, resulting in an inadvertent stall and collision with the ground. The pilot's inadequate preflight and resultant improper positioning of the fuel selector were factors.May 24, 1994 · N5512P · Substantial damage NTSB ATL94FA046Accident · 2 fatalField investigationFinal reportPiper PA-24-250 · Centreville, ALThe pilot's failure to assure that the fuel selector was in the proper position for takeoff.Jan 28, 1994 · N6085P · Substantial damage NTSB ATL91LA178Accident · Serious injuriesLimited investigationFinal reportPiper PA-25-235 · Brewton, ALThe inflight separation of the left wing resulting from corrosion of the wing front spar fitting assembly. A factor was inadequate maintenance procedures.Sep 21, 1991 · N7509Z · Destroyed NTSB ATL89DKJ06Accident · Serious injuriesFinal reportPiper PA-25-235 · Goodway, ALThe in-flight separation of the left wing which failed because of a corrosion induced fatigue fracture.Jul 8, 1989 · N6941Z · Destroyed NTSB ATL87LA224Accident · No injuriesLimited investigationFinal reportCessna R182 · Calera, ALThe airplane collided with trees during a forced ldg attempt. The plt reported that he observed the fuel gauges indicating near empty shortly after departure. As he executed a 'steep' 180 deg turn back toward the arpt, the engine sputtered and 'quit'. During…Jul 25, 1987 · N737ZZ · Substantial damage NTSB ATL87LA077Accident · No injuriesLimited investigationFinal reportMaule M-5-235C · Dothan, ALThe plt reported that the acft nosed over when he applied the brakes during ldg roll-out. He estimated his groundspeed to be about 15-20 mph at the time.Mar 1, 1987 · N9257E · Substantial damage NTSB ATL85LA246Accident · No injuriesLimited investigationFinal reportPiper PA-25-235 · Goodway, ALDuring aerial application the acft lost total pwr and the plt made an emergency landing in a fld. The plt stated that shortly after the eng lost pwr, he noticed smoke coming from the eng nacelle. After landing in the fld, the acft began to burn and was…Aug 12, 1985 · N9647P · Destroyed NTSB ATL83LA382Accident · Minor injuriesLimited investigationFinal reportAero Commander A-9 · Andalusia, ALAfter spraying 2 fields, the plt was en route to spray a 3rd field when a severe vibration of the acft was encountered. He elected to land in the 1st available field & dumped his chemical load. During the landing, the acft hit a terrace & nosed over. The plt…Sep 26, 1983 · N8031V · Substantial damage NTSB ATL83LA227Accident · No injuriesLimited investigationFinal reportAero Commander Callair A-9 · Florala, ALThe plt reported that during takeoff, the eng began to lose power at the edge of the arpt. He noted that fuel pressure was lost & reported that he was unable to regain the pressure with the electric fuel pump. He switched the fuel selector to the fullest…Jun 11, 1983 · N7284V · Substantial damage NTSB ATL83LA057Accident · No injuriesLimited investigationFinal reportCessna 182B · Huntsville, ALThe aircraft collided with trees during a landing approach in instrument meeorological conditions on a dark night. A VFR flight plan was filed. The aircraft was damaged in the collision but the pilot managed to continue the approach and land. No injuries were…Dec 9, 1982 · N4718S · Substantial damage NTSB ATL81FKJ21Accident · No injuriesClosedCessna 182RG · Gadsden, ALMay 25, 1981 · N4949S · Substantial damage NTSB ATL88DKJ34Accident · No injuriesClosedPiper PA-25 · Bay Minette, ALSep 26, 1980 · N7726Z · Destroyed NTSB MIA80DKJ18Accident · No injuriesClosedMaule M5 · Foley, ALFeb 8, 1980 · N9235E · Substantial damage NTSB MIA80DKJ01Accident · Serious injuriesClosedPiper PA-25 · Samson, ALOct 1, 1979 · N7377Z · Destroyed NTSB MIA79FKJ46Accident · No injuriesClosedPiper PA-25 · Opp, ALJun 28, 1979 · N4966Y · Substantial damage NTSB MIA78FKJ84Accident · No injuriesClosedPiper PA-25 · Evergreen, ALAug 26, 1978 · N7755Z · Substantial damage NTSB MIA78FKJ62Accident · No injuriesClosedPiper PA-25 · Shorter, ALJul 19, 1978 · N6965Z · Substantial damage NTSB MIA77DKJ79Accident · No injuriesClosedPiper PA-25 · Mccullough, ALAug 25, 1977 · N7509Z · Substantial damage NTSB MIA77DKJ78Accident · No injuriesClosedAero Comdr A9 · Berry, ALAug 21, 1977 · N7291V · Substantial damage NTSB MIA77DKJ74Accident · No injuriesClosedPiper PA-25 · Ashford, ALAug 16, 1977 · N4960Y · Substantial damage NTSB MIA77FKJ63Accident · No injuriesClosedAero Comdr A9 · Samson, ALAug 4, 1977 · N7284V · Substantial damage NTSB MIA77FKJ10Accident · No injuriesClosedPiper PA-24 · Birmingham, ALDec 16, 1976 · N2172M · Substantial damage NTSB MIA76FKJ33Accident · No injuriesClosedPiper PA-24 · Birmingham, ALNov 18, 1975 · N5304P · Substantial damage NTSB MIA75FKJ27Accident · No injuriesClosedPiper PA-32 · Tarrant City, ALSep 23, 1974 · N41481 · Substantial damage NTSB MIA75DKJ10Accident · No injuriesClosedPiper PA-32 · Grove Hill, ALAug 4, 1974 · N3916W · Substantial damage NTSB MIA74DKJ25Accident · No injuriesClosedPiper PA-23 · Robertsdale, ALSep 21, 1973 · N4510P · Substantial damage NTSB MIA73DKJ56Accident · No injuriesClosedPiper PA-25 · Mccullough, ALMay 10, 1973 · N7716Z · Substantial damage NTSB MIA72FKJ52Accident · No injuriesClosedPiper PA-24 · Birmingham, ALApr 23, 1972 · N5496P · Substantial damage NTSB MIA72DKJ49Accident · No injuriesClosedPiper PA-24 · Uniontown, ALApr 4, 1972 · N6394P · Substantial damage NTSB MIA72FKJ40Accident · No injuriesClosedPiper PA-24 · Montgomery, ALFeb 3, 1972 · N5663P · Substantial damage NTSB MIA72DKJ33Accident · No injuriesClosedPiper PA-32 · Montgomery, ALNov 16, 1971 · N8660N · Substantial damage NTSB MIA72DKJ21Accident · No injuriesClosedPiper PA-25 · Ardmore, ALSep 8, 1971 · N7704Z · Substantial damage NTSB MIA72DKJ14Accident · No injuriesClosedPiper PA-32 · Gadsden, ALAug 8, 1971 · N4726S · Substantial damage NTSB MIA72DKJ13Accident · No injuriesClosedPiper PA-25 · Muscle Shoals, ALAug 7, 1971 · N4414Y · Substantial damage NTSB MIA71DKJ53Accident · No injuriesClosedPiper PA-25 · Mccullough, ALApr 20, 1971 · N7509Z · Substantial damage NTSB MIA71DKJ08Accident · No injuriesClosedPiper PA-32 · Marion Junctn, ALAug 2, 1970 · N5598J · Substantial damage NTSB MIA70D0103Accident · Serious injuriesClosedPiper PA-25 · Atmore, ALJul 25, 1969 · N6655Z · Substantial damage NTSB MIA69D0248Accident · No injuriesClosedPiper PA-32 · Gadsden, ALNov 4, 1968 · N3441W · Substantial damage NTSB MIA68F0455Accident · No injuriesClosedPiper PA-24 · Selma, ALMar 26, 1968 · N7348P · Substantial damage NTSB MIA68D0424Accident · No injuriesClosedPiper PA-32 · Eufala, ALDec 25, 1967 · N3936W · Substantial damage