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NTSB investigations: Lycoming 0-540 series, PA

63 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, PA per year, 1964–2026: 63 cases
1964	3
1965	3
1966	5
1967	3
1969	2
1970	2
1971	4
1972	1
1973	2
1974	3
1975	1
1976	1
1977	3
1978	1
1979	1
1980	1
1981	1
1982	2
1983	2
1984	1
1985	2
1987	1
1989	1
1990	3
1991	1
1999	1
2000	1
2001	1
2002	2
2003	1
2004	1
2005	1
2008	1
2010	1
2019	1
2020	1
2021	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" = 'PA' 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\" = 'PA' 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" = 'PA' 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 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.Oct 23, 2021 · N7371P · Substantial damage NTSB ERA21LA049Accident · Minor injuriesClass 4 · LimitedFinal reportPiper PA28 · Lititz, PAThe pilot’s inadvertent attempt to takeoff on a taxiway, rather than a runway, which resulted in a collision with a fence during takeoff.Nov 20, 2020 · N9086W · Substantial damage NTSB ERA19LA085Accident · No injuriesLimited investigationFinal reportPiper PA24 · Wilkes-Barre, PAThe pilot/mechanic's improper installation and securing of the mixture control cable, which led to a simultaneous loss of total engine power and failure of the nose landing gear to fully extend when the cable caught on the nose landing gear assembly.Jan 3, 2019 · N6872P · Substantial damage NTSB ERA10LA345Accident · No injuriesLimited investigationFinal reportPiper PA-25-235 · Fairfield, PAThe pilot's improper touchdown point which resulted in an overrun.Jul 3, 2010 · N9809P · 2 aircraft · Substantial damage NTSB MIA08CA143Accident · No injuriesData collectionFinal reportCessna TR182 · Factoryville, PAThe pilot's diverted attention while on final approach and his delay in performing a go-around during the landing roll. Contributing to the accident were sun glare and excessive airspeed.Jul 16, 2008 · N739AZ · Substantial damage NTSB IAD05IA066Incident · No injuriesIncident investigationFinal reportCessna R182 · West Mifflin, PAThe failure of the landing gear actuator downlock pin due to fatigue, which resulted in the nose landing gear collapsing on landing.May 18, 2005 · N6149S · Minor damage NTSB NYC04LA071Accident · No injuriesLimited investigationFinal reportPiper PA-32-260 · Collegeville, PAThe pilot's failure to maintain clearance from trees during approach to the runway. Factors in the accident were the dark night and snowbank.Feb 9, 2004 · N1563X · Substantial damage NTSB NYC04LA086Accident · No injuriesLimited investigationFinal reportPiper PA-24-250 · Kutztown, PAThe pilot's inadvertent retraction of the landing gear on the ground.Nov 25, 2003 · N5406P · Substantial damage NTSB NYC03IA011Incident · No injuriesIncident investigationFinal reportPiper PA-28-236 · Altoona, PAA failure of the fuel selector for an undetermined reason.Oct 18, 2002 · N4295R · Minor damage NTSB NYC02LA158Accident · No injuriesLimited investigationFinal reportCessna R182 · Reading, PASeparation of a hydraulic line from its landing gear motor fitting.Aug 8, 2002 · N21PL · Substantial damage NTSB IAD02LA016Accident · No injuriesLimited investigationFinal reportPiper PA-28-235 · Coatesville, PACollision with a deer during the takeoff roll.Nov 16, 2001 · N9373W · Substantial damage NTSB IAD00LA027Accident · Minor injuriesLimited investigationFinal reportBellanca 8KCAB · Erwinna, PAthe improper entry into the traffic pattern by the pilot of the Piper airplane and the inadequate lookout by the pilots in both airplanes. A factor in the accident was that radio communication was not possible because the Piper was not so equipped, and the…Mar 18, 2000 · N2520Z · 2 aircraft · Substantial damage NTSB NYC99LA189Accident · No injuriesLimited investigationFinal reportPiper PA24-250 · Greencastle, PAThe pilot's misjudgement of speed and distance during the approach and his failure to perform a go around.Jul 31, 1999 · N5801P · Substantial damage NTSB NYC91FA194Accident · 1 fatalField investigationFinal reportPiper PA-32-260 · Monongahela, PAThe failure of the pilot to achieve a proper touchdown on the runway due to diverted attention, pressure, and other psychological condition.Aug 1, 1991 · N3722W · Destroyed NTSB NYC91LA018Accident · No injuriesLimited investigationFinal reportPiper PA-32-260 · Bally, PAThe pilot's improper recovery from a bounced landing and his failiure to maintain directional control.Oct 27, 1990 · N3HA · Substantial damage NTSB NYC91LA008Accident · No injuriesLimited investigationFinal reportMaule M5-235C · Moscow, PAA hard landing due to the failure of the pilot to properly arrest his descent rate and the failure of the flight instructor to adequately monitor the actions of the pilot.Oct 7, 1990 · N9266E · Substantial damage NTSB NYC90LA205Accident · No injuriesLimited investigationFinal reportPiper PA-28-235 · Reading, PAA loss of engine power for unknown reasons and an off airport landing on unsuitable terrain.Aug 30, 1990 · N15590 · Substantial damage NTSB NYC89FA167Accident · 2 fatalField investigationFinal reportPiper PA-24-250 · Hartleton, PAThe pilot allowed the design stress limits of the aircraft to be exceeded after encountering adverse weather conditions. Weather was a related factor.Jul 16, 1989 · N6206P · Destroyed NTSB NYC87FA244Accident · 2 fatalField investigationFinal reportPiper PA-28-235 · Altoona, PAThe aircraft departed cleveland, oh at approx 0915 hours on an unauthorized flt to atlantic city, NJ. The plt was not authorized to operate the aircraft or conduct the flt due to his license having been revoked in 1977 for repeatedly violating FARS. Near…Sep 6, 1987 · N8692W · Destroyed NTSB NYC86FA015Accident · 2 fatalField investigationFinal reportPiper PA-28-236 · Tobyhanna, PAAt about the time N4298K was departing pocono mountains mun icipal airport, recorded radar information from new york ARTCC displayed an aircraft in that area. The aircraft flew eastward and then northward. The aircraft disappeared from the radar screen about…Oct 19, 1985 · N4298K · Destroyed NTSB NYC85FA166Accident · 2 fatalField investigationFinal reportPiper PA-24-250 · Tioga, PAThe plt initiated a downwind landing on a grass rwy that sloped mostly uphill, but began sloping downhill at its departure end. A witness near the apch end of the 2150 ft rwy watched the acft touch down beyond its midpoint, then disappear over its crested…Jul 14, 1985 · N7934P · Destroyed NTSB NYC84LA103Accident · Serious injuriesLimited investigationFinal reportBritten-Norman BN-2A-8 · Tobyhanna, PAThe acft made a precautionary landing on a highway after both engines lost oil pressure. The plt feathered the right propeller because it gave abnormal indications before the left engine. The left engine was still operating at touchdown post accident…Mar 6, 1984 · N19WA · Substantial damage NTSB NYC83LA164Accident · No injuriesLimited investigationFinal reportAero Commander 500 · Towanda, PADuring arrival on a dual instructional flt, the UNICOM advised that there was an ultralight overhead & was possibly landing. As the student was landing, an additional UNICOM advisory was received concerning the ultralight acft. The instructor plt (CFI) stated…Jul 3, 1983 · N100PV · Substantial damage NTSB NYC83LA137Accident · No injuriesLimited investigationFinal reportPiper PA-24-250 · Matamoris, PAThe acft landed downwind and overran the runway after which it collided with a fence during a precautionary landing. Thepilot had discovered a bad brake cylinder and fuel selector valve and was returning the acft to the mechanic who had performed the annual 5…Jun 9, 1983 · N7522P · Substantial damage NTSB NYC82DA235Accident · No injuriesFinal reportCessna TR-182 · Honesdale, PAThe aircraft experienced a power loss at 300 feet after takeoff and a forced landing was made with the wheels up in a plowed field. An investigation revealed that a seal around the carburetor air mixing box had come loose and an oil seal in the turbocharger…Sep 25, 1982 · N9369R · Substantial damage NTSB NYC82DA111Accident · No injuriesFinal reportPiper PA-24-250 · Bridgeville, PAThe pilot landed the aircraft wheels up. The pilot stated the sun was in his eyes which prevented him from seeing the gear lights. He also stated the warning horn did not sound. Examination revealed no abnormalities in the gear system operation.May 31, 1982 · N6159P · Substantial damage NTSB NYC82DHA05Accident · No injuriesClosedMooney M20K · Kutztown, PADec 13, 1981 · N231RK · 2 aircraft · Minor damage NTSB NYC81FA017Accident · 1 fatalClosedPiper PA-32 · Philadelphia, PADec 28, 1980 · N3694W · Destroyed NTSB NYC80FGM01Accident · Minor injuriesClosedPiper PA-28 · Connellsville, PAOct 4, 1979 · N3075N · Substantial damage NTSB NYC78DHD07Accident · No injuriesClosedPiper PA-32 · West Chester, PAFeb 27, 1978 · N1563X · Substantial damage NTSB NYC78FGM01Accident · No injuriesClosedPiper PA-32 · Corry, PAOct 7, 1977 · N33408 · Substantial damage NTSB NYC77FHA25Accident · No injuriesClosedPiper PA-24 · Warrington, PAJul 6, 1977 · N5473P · Substantial damage NTSB NYC77DHD11Accident · No injuriesClosedPiper PA-32 · Blue Bell, PAFeb 20, 1977 · N8982W · Substantial damage NTSB NYC76DHA25Accident · No injuriesClosedPiper PA-24 · Clark Summit, PAApr 16, 1976 · N7696P · Substantial damage NTSB NYC76FHA05Accident · No injuriesClosedPiper PA-32 · Clifford, PAAug 3, 1975 · N5528J · Substantial damage NTSB NYC75FGT10Accident · No injuriesClosedPiper PA-24 · Frackville, PADec 31, 1974 · N5197P · Substantial damage NTSB NYC75DHA08Accident · No injuriesClosedAero Comdr 500 · Berwick, PAAug 18, 1974 · N999B · Substantial damage NTSB NYC74FGM25Accident · No injuriesClosedPiper PA-23 · Connelsville, PAApr 19, 1974 · N5209Y · Substantial damage NTSB NYC74DHA19Accident · No injuriesClosedPiper PA-24 · Schwenksville, PANov 28, 1973 · N5478P · Substantial damage NTSB NYC73DGM36Accident · No injuriesClosedPiper PA-24 · Wampum, PAJun 22, 1973 · N7131P · Substantial damage NTSB NYC72DGM32Accident · No injuriesClosedPiper PA-28 · Greenville, PAFeb 5, 1972 · N9471W · Substantial damage NTSB NYC72DHA23Accident · No injuriesClosedPiper PA-32 · Hamburg, PANov 5, 1971 · N3559W · Substantial damage NTSB NYC72DGM17Accident · Minor injuriesClosedPiper PA-32 · Central City, PASep 25, 1971 · N3698W · Substantial damage NTSB NYC72FGM13Accident · No injuriesClosedPiper PA-24 · Brookville, PASep 2, 1971 · N5737P · Substantial damage NTSB NYC72DHD09Accident · No injuriesClosedPiper PA-24 · Gap, PAAug 22, 1971 · N7753P · Substantial damage NTSB NYC71DGM23Accident · No injuriesClosedPiper PA-24 · Germania, PANov 9, 1970 · N5954P · Substantial damage NTSB NYC71FGM07Accident · No injuriesClosedPiper PA-24 · Butler, PAAug 3, 1970 · N5788P · Substantial damage NTSB NYC70F0064Accident · No injuriesClosedPiper PA-24 · Ridgeway, PAJun 27, 1969 · N7531P · Substantial damage NTSB NYC69F0456Accident · No injuriesClosedPiper PA-22 · Gratz, PAMay 6, 1969 · N6510Z · Substantial damage NTSB NYC68D0176Accident · No injuriesClosedPiper PA-24 · Meadville, PAAug 16, 1967 · N7618P · Substantial damage