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NTSB investigations: Lycoming R680E series

100 cases on aircraft whose registry engine model is Lycoming R680E 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

19632026

NTSB investigations: Lycoming R680E series per year, 1963–2026: 100 cases
1963	1
1964	9
1965	7
1966	5
1967	9
1968	6
1969	3
1970	5
1971	2
1972	6
1973	3
1974	1
1975	3
1976	2
1977	5
1978	1
1980	1
1981	1
1982	1
1983	2
1984	1
1985	1
1986	1
1987	1
1989	1
1990	2
1992	1
1997	1
1998	1
1999	3
2001	1
2002	3
2005	1
2009	2
2012	1
2013	1
2017	1
2019	1
2024	2
2026	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."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41545')) 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.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41545'))
  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."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41545'))
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 CEN26LA305Accident · No injuriesClass 4 · LimitedInvestigation openBoeing A75L300 · Taylor, TXSep 1, 2026 · N175MD · Substantial damage NTSB ERA25LA024Accident · No injuriesClass 4 · LimitedFinal reportBoeing A75N1(PT17) · Williamsburg, VAThe pilot’s failure to maintain directional control on landing.Oct 21, 2024 · N300E · Substantial damage NTSB CEN24LA196Accident · No injuriesClass 4 · LimitedFinal reportPiper PA28 · New Century, KSThe inability of the Boeing 75 pilot to anticipate that the Piper would stop earlier on the taxiway which resulted in the on-ground collision.May 11, 2024 · N3574C · 2 aircraft · Substantial damage NTSB GAA20CA081Accident · No injuriesData collectionFinal reportStinson SR9 · West Jefferson, OHThe pilot's use of excessive braking during landing, which resulted in a nose-over.Nov 17, 2019 · N18416 · Substantial damage NTSB GAA17CA504Accident · No injuriesData collectionFinal reportBoeing E75 · Centerville, TNThe pilot receiving instruction’s failure to maintain directional control during the landing roll and the flight instructor’s delayed remedial action.Aug 18, 2017 · N4859N · Substantial damage NTSB CEN13CA457Accident · No injuriesData collectionFinal reportStearman A75 · Appleton, WIThe pilot’s inadequate compensation for the crosswind, which resulted in a loss of directional control.Aug 1, 2013 · N234X · Substantial damage NTSB ERA12LA332Accident · Serious injuriesLimited investigationFinal reportStinson SR-7B · West Ossipee, NHThe pilot's inadequate application of carburetor heat which resulted in the formation of carburetor ice and a partial loss of engine power.May 13, 2012 · N16122 · Substantial damage NTSB WPR09LA384Accident · 1 fatalLimited investigationFinal reportBoeing E75 · Happy Jack, AZThe pilot's failure to maintain airspeed while maneuvering which resulted in an inadvertent stall/spin. Contributing to the accident was the high density altitude.Aug 4, 2009 · N5195N · Substantial damage NTSB ERA09CA374Accident · No injuriesData collectionFinal reportBoeing A75N1(PT17) · Quinton, VAA loss of directional control on landing for undetermined reasons.Jun 29, 2009 · N38978 · Substantial damage NTSB CHI06CA020Accident · No injuriesData collectionFinal reportStinson SR-6A · Glencoe, MNThe pilot's inadequate wind compensation and his failure to maintain directional control during the landing rollout. A factor to the accident was the gusting crosswind condition.Oct 28, 2005 · N15127 · Substantial damage NTSB SEA03LA001Accident · No injuriesLimited investigationFinal reportCurtiss-Wright Travel Air 4000 · Tillamook, ORThe fracture of the weld joining the left main wheel strut to the left/right main wheel axel resulting in separation of the strut from the axle during an unknown phase of operation which ultimately lead to the left gear collapse and subsequent nose-over on…Oct 5, 2002 · N4949 · Substantial damage NTSB CHI03LA034Accident · No injuriesLimited investigationFinal reportWaco UPF-7 · Owatonna, MNThe remedial action not performed by the certified flight instructor (CFI) during the bounced landing and directional control not maintained during the go-around by CFI. Contributing factors were the CFIs preflight planning/preparation in placing the dual…Oct 1, 2002 · N32039 · Substantial damage NTSB IAD02LA087Accident · Serious injuriesLimited investigationFinal reportBoeing Stearman E75L300 · Fostoria, OHA missing flight control sealed bearing, which resulted in a loss of control in flight.Aug 17, 2002 · N65BH · Substantial damage NTSB DEN01LA159Accident · Minor injuriesLimited investigationFinal reportBoeing A75N1 (PT17) · Watkins, COthe pilot's failure to maintain clearance with the guy wire.Sep 9, 2001 · N1259V · Substantial damage NTSB MIA00LA054Accident · No injuriesLimited investigationFinal reportCessna 152 · Hickory, NCThe certified flight instructor (CFI) failure to maintain directional control on rough terrain on takeoff. This resulted in the airplane veering to the left, colliding with bushes after the airplane became airborne, and subsequent in-flight collision with…Dec 18, 1999 · N95775 · Substantial damage NTSB SEA99LA163Accident · No injuriesLimited investigationFinal reportStinson V77 · Tacoma, WAThe pilot-in-command's inadvertent use of heavier than normal braking during the landing roll. A contributing factor was the gusty wind conditions.Sep 11, 1999 · N69386 · Substantial damage NTSB LAX99LA126Accident · No injuriesLimited investigationFinal reportBoeing Stearman A75N1 · Mesa, AZThe pilot's inadequate compensation for the gusty and variable crosswind condition, which led to a loss of directional control and an inadvertent ground loop.Mar 20, 1999 · N52558 · Substantial damage NTSB NYC98LA065Accident · No injuriesLimited investigationFinal reportBoeing A75L300 · Chester, NYThe pilot's inadequate preflight which failed to reveal fuel contamination.Feb 7, 1998 · N55412 · Substantial damage NTSB LAX98LA014Accident · No injuriesLimited investigationFinal reportStinson AT-19 · North Las Vegas, NVThe pilot of the Stinson AT-19, N88793, inadequate visual lookout and his failure to perform clearing S-turns while taxiing. A related factor was the inherent forward visual restriction of the aircraft's conventional landing gear design.Oct 19, 1997 · N88793 · 2 aircraft · Substantial damage NTSB BFO92LA113Accident · No injuriesLimited investigationFinal reportStinson JR.SR. · Hanson, MAThe pilot inadequate compensation for wind which resulted in the loss of directional control.Jul 26, 1992 · N13462 · Substantial damage NTSB NYC91LA014Accident · Minor injuriesLimited investigationFinal reportStinson SR8C · Lakeville, MAThe pilot misjudged his altitude above the lake water and allowed the airplane to descend while making a left turn. Factor's related to the accident were: calm winds causing the lake water to be glassy.Oct 20, 1990 · N17116 · Substantial damage NTSB MIA90IA086Incident · No injuriesIncident investigationFinal reportStinson AT-19 · Titusville, FLTotal loss of engine power was undetermined.Mar 11, 1990 · N69996 · Minor damage NTSB ATL90LA035Accident · Serious injuriesLimited investigationFinal reportWaco HRE · Alexander City, ALAn engine failure due to separation of the magneto as a result of a broken mounting stud. The mounting stud most likely failed due to vibrations induced by an inadequately balanced crankshaft.Dec 6, 1989 · N31654 · Substantial damage NTSB BFO87LA067Accident · Minor injuriesLimited investigationFinal reportStinson SR8B · Lynchburg, VAThe pilot diverted to falwell airport due to deteriorating weather and uneven fuel consumption indication between the left and right fuel tanks. During the landing approach for runway 28 the pilot noted the upslope of the runway surface. The pilot misjudged…Sep 27, 1987 · N16182 · Substantial damage NTSB ANC86LA052Accident · No injuriesLimited investigationFinal reportConsolidated-Vultee L-13 · Fairbanks, AKDuring the takeoff roll the pilot lost control of the aircraft, the acft exited the runway and rolled over on its right side. The inspection of both tailwheel and tailwheel assembly revealed very loose cables between the locking handle and the tailwheel. At…May 2, 1986 · N2536B · Substantial damage NTSB DEN85FTK01Accident · Serious injuriesFinal reportBoeing A75 · Tea, SDThe owner/plt-in-command (PIC) took off on a local flt with another occupant in the front seat. The front seat occupant was a commercial, single-eng, multi-eng plt with an instructor rating, but he had no previous experience in A75 acft. While in flt, the PIC…May 26, 1985 · N555 · Substantial damage NTSB NYC84LA156Accident · No injuriesLimited investigationFinal reportConsolidated Aeronautics Vultee L-13A · Dummerston, VTDuring arrival, the plt landed to the south on a turf rwy. He stated that after a normal apch & touchdown, the acft encountered a gust of wind, presumably from the northwest & the acft nosed over. Also, in an accident report, he reported the wind was from the…May 2, 1984 · N90426 · Substantial damage NTSB MKC83LA213Accident · No injuriesLimited investigationFinal reportGrumman G-164 · Odessa, MOThe acft was making an aerial application turn when according to the pilot the engine quit. The landing was made in a stubble terraced field which collapsed the left main landing gear. During the landing the acft struck the rising terrainof a terrace and…Sep 7, 1983 · N459Y · Substantial damage NTSB CHI83FA362Accident · Minor injuriesField investigationFinal reportGrumman Scan Type 30 · Fond Du Lac, WIAfter takeoff, the aircrew flew to the southern end of lake winnebago where they made several uneventful water landings. They estimated that the wind was from the northeast at 5 to 6 KTS. The water was described as smooth with only small ripples. On the 6th…Aug 5, 1983 · N7775C · Destroyed NTSB FTW82DA282Accident · No injuriesFinal reportBoeing A75L300 · Tulsa, OKThe pilot reported that during a wheel landing, the aircraft began to veer to the right and all efforts to straighten it with rudder failed. As the plane went off the runway. The left wing dropped, striking the runway, and the lower left wing spar broke. The…Jun 20, 1982 · N555 · Substantial damage NTSB LAX81FUJ39Accident · Minor injuriesClosedBoeing A75N1 · Phoenix, AZMar 8, 1981 · N69654 · Substantial damage NTSB LAX80DVM23Accident · No injuriesClosedStinson SM-7B · Paso Robles, CAApr 4, 1980 · N933W · Substantial damage NTSB MIA78FKQ38Accident · No injuriesClosedGrumman G-164 · Philipp, MSSep 7, 1978 · N482Y · Substantial damage NTSB SEA77FYP39Accident · Serious injuriesClosedNaval Fcty N3N-3 · Prescott, WAAug 11, 1977 · N45261 · Destroyed NTSB CHI77FEV34Accident · No injuriesClosedStinson V-77 · Riverton, ILJul 9, 1977 · N70057 · Substantial damage NTSB MIA77FKT43Accident · No injuriesClosedGrumman G-44A · Okeechobee, FLJun 4, 1977 · N7775C · Substantial damage NTSB MKC77FER31Accident · No injuriesClosedStinson SR-8C · Eveleth, MNApr 10, 1977 · N52875 · Substantial damage NTSB OAK77FVM10Accident · No injuriesClosedBoeing A-75 · Paicines, CAMar 22, 1977 · N15GC · Substantial damage NTSB LAX76DVA68Accident · No injuriesClosedStinson V-77 · Delano, CAJun 4, 1976 · N58285 · Substantial damage NTSB FTW76DQG65Accident · Minor injuriesClosedBoeing E75 · Rotan, TXMay 16, 1976 · N5195N · Destroyed NTSB OAK76DVG32Accident · Minor injuriesClosedGrumman G-44 · Collinsville, CANov 10, 1975 · N47C · Substantial damage NTSB MIA76DLD14Accident · No injuriesClosedBoeing A75 · St Petersburg, FLSep 6, 1975 · N555 · 2 aircraft · Substantial damage NTSB OAK75FVG55Accident · 1 fatalClosedBoeing A75 · Williams, CAApr 19, 1975 · N1351N · Destroyed NTSB CHI75FEP25Accident · No injuriesClosedStinson V-77 · Belleville, WISep 28, 1974 · N69856 · Substantial damage NTSB OAK74FVM11Accident · Minor injuriesClosedBoeing A75N1 · Morgan Hill, CAOct 31, 1973 · N56891 · Substantial damage NTSB LAX74DUJ10Accident · No injuriesClosedTravel Air 4000 · Tollison, AZJul 26, 1973 · N359M · Destroyed NTSB OAK73FJA24Accident · No injuriesClosedBoeing E75 · Honolulu, HIJun 28, 1973 · N6692C · Substantial damage NTSB MIA73FKQ06Accident · No injuriesClosedBoeing B75N1 · Minter City, MSAug 18, 1972 · N64387 · Substantial damage NTSB MIA73DKJ04Accident · No injuriesClosedStearman A75 · Tuskegee, ALJul 13, 1972 · N55376 · Substantial damage NTSB NYC72FNA02Accident · No injuriesClosedBoeing A75 · Wareham, MAJul 7, 1972 · N1419M · Substantial damage