NTSB investigations: Continental IO-520 series

127 cases on aircraft whose registry engine model is Continental IO-520 series, where the first occurrence was “Airframe/component/system failure/malfunction”. 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

19822026
NTSB investigations: Continental IO-520 series per year, 1982–2026: 127 cases
19824
19839
19847
19855
19864
19877
19883
19894
19903
19915
19928
19932
19941
19953
19963
19976
19988
19993
20003
20019
20024
20036
20044
200510
20062
20074

Latest 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.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('17032')
      AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o.\"occurrenceNumber\" = 1 AND o.\"occurrenceCode\" = 130))
  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.

NTSB DEN08LA021Accident · No injuriesLimited investigationFinal reportCessna T210K · Los Alamos, NMThe binding of the nose landing gear doors for undetermined reasons, resulting in the pilot having to make a nose gear up landing.Oct 28, 2007 · N8251M · Substantial damageNTSB SEA07LA140Accident · Serious injuriesLimited investigationFinal reportCessna A185F · Shearer, IDA fracture and separation of the left main landing gear strut during the landing roll due to fatigue.May 30, 2007 · N104DE · Substantial damageNTSB DFW07LA108Accident · Serious injuriesLimited investigationFinal reportCessna A188A · Clinton, OKSeparation of the exhaust stack and resulting vapor lock. A contributing factor was the none suitable terrain for the forced landing.May 11, 2007 · N4413Q · Substantial damageNTSB ANC07LA035Accident · No injuriesLimited investigationFinal reportCessna A185F · Haines, AKThe main landing gear attachment bolts to the right ski sheared during the landing roll in deep snow, resulting in a nose down, and structural damage to the right wing and aileron.May 2, 2007 · N185M · Substantial damageNTSB LAX06FA113Accident · Serious injuriesField investigationFinal reportCessna 210M · Long Beach, CAan erroneous low fuel quantity indication that led the pilot to attempt a precautionary landing in a congested and less than ideal location. The erroneous fuel level indication was due to multiple anomalies with the alternator installation that precipitated a…Feb 13, 2006 · N6895B · DestroyedNTSB SEA06CA048Accident · No injuriesData collectionFinal reportCessna A185E · Lewiston, IDThe failure of the left main landing gear attaching bolt, which resulted in the left main gear collapsing during the landing roll.Jan 30, 2006 · N2303Y · Substantial damageNTSB ANC06TA009Accident · Minor injuriesFinal reportCessna 185 · Cordova, AKA fracture and separation of the main landing gear strut during the landing roll, which resulted in a loss of control, and subsequent nose down. Factors contributing to the accident were the manufacturer's and the FAA's insufficient standards/requirements…Nov 5, 2005 · N771X · Substantial damageNTSB LAX06CA008Accident · No injuriesData collectionFinal reportBellanca 17-30A · Riverside, CAThe failure of the steering control rod during an unknown phase of the accident flight that resulted in the unavailability of steering control upon landing.Oct 11, 2005 · N14715 · Substantial damageNTSB NYC06CA053Accident · No injuriesData collectionFinal reportBeech E-55 · Providence, RIThe pilot's failure to verify landing gear extension after a landing gear malfunction, which resulted in a wheels up landing.Oct 3, 2005 · N72BG · Substantial damageNTSB LAX05LA237Accident · No injuriesLimited investigationFinal reportCessna A188B · Bishop, CAthe failure of the tailwheel mount during the landing roll, which resulted in a ground loop.Jul 16, 2005 · N731GE · Substantial damageNTSB SEA05FA124Accident · Serious injuriesField investigationFinal reportCessna 320E · Missoula, MTTerrain clearance was not possible as a result of a right engine failure. Factors contributing to the accident included the rising terrain, foreign material being ingested into the engine's turbocharger, which obstructed the turbocharger's impeller, the…Jun 21, 2005 · N3438Q · DestroyedNTSB CHI05LA154Accident · No injuriesLimited investigationFinal reportCessna A188B · Washburn, NDThe separation of the tailwheel assembly, the pilot's directional control of the airplane not possible during the takeoff, and the unsuitable terrain the pilot encountered.Jun 19, 2005 · N774T · Substantial damageNTSB ANC05LA087Accident · No injuriesLimited investigationFinal reportCessna U206F · Homer, AKThe fracture of the airplane's nose gear scissor during landing, which resulted in a loss of control during the landing roll, and a nose down. A factor associated with the accident was the loss of nosewheel steering control.Jun 15, 2005 · N7138Q · Substantial damageNTSB DFW05CA124Accident · No injuriesData collectionFinal reportCessna 210L · Houston, TXThe pilot's failure to maintain directional control during landing roll. A contributing factor was reported partial loss of brake control.May 15, 2005 · N1766X · Substantial damageNTSB ANC05LA029Accident · No injuriesLimited investigationFinal reportBeech A36 · Bay St. Louis, MSThe pilot's failure to use the manual emergency landing gear extension mechanism during the approach to land, which resulted in the electrically actuated main landing gear collapsing during the landing roll. A factor associated with the accident is an…Feb 10, 2005 · N6742S · Substantial damageNTSB CHI05LA064Accident · No injuriesLimited investigationFinal reportCessna A185F · Minneapolis, MNA failure of the tail wheel locking mechanism which resulted in the pilot's inability to maintain directional control of the airplane during the landing roll.Feb 3, 2005 · N1767R · Substantial damageNTSB SEA05FA022Accident · 1 fatalField investigationFinal reportCessna 185F · Renton, WAThe pilot's failure to maintain aircraft control when the flaps became jammed/stuck in their full-down position during a takeoff from a touch-and-go landing. Factors include a worn/disconnected flap latch mechanism, and the flaps being unable to be retracted.Dec 5, 2004 · N532PC · DestroyedNTSB LAX04LA312Accident · No injuriesLimited investigationFinal reportBeech F33A · Fresno, CAthe pilot's loss of pitch control authority during landing flare due to an autopilot system failure that inhibited control yoke movement. A factor was inadequate autopilot system maintenance.Sep 3, 2004 · N1854N · Substantial damageNTSB SEA04LA117Accident · No injuriesLimited investigationFinal reportCessna 185F · Bozeman, MTThe failure of the right main gear brake disk attach flange during the landing roll, due to fatigue cracks emanating from numerous corrosion pits present on the surface of the disk, leading to the right brake becoming totally inoperative, and resulting in a…Jun 24, 2004 · N4585F · Substantial damageNTSB DEN04LA075Accident · No injuriesLimited investigationFinal reportBeech 95-C55 · Rifle, COthe pilot's failure to verify the manual extension of the landing gear resulting in an inadvertent wheels up landing. Contributing factors include the electrical systems failure for undetermined reasons, the pilot's diverted attention and the pilot's improper…Apr 28, 2004 · N282JL · Substantial damageNTSB ATL04LA035Accident · No injuriesLimited investigationFinal reportCessna 210D · Millington, TNThe malfunction of the main hydraulic landing gear system actuator resulting in an emergency gear up landing.Nov 9, 2003 · N3728Y · Substantial damageNTSB ANC03LA128Accident · No injuriesLimited investigationFinal reportCessna 206 · Fairbanks, AKA failure of an attaching bolt that allowed the nose wheel fork to separate from the nose gear strut, which resulted in the collapse of the nose gear during the landing roll. A factor contributing to the accident was rough/uneven terrain.Sep 18, 2003 · N275F · Substantial damageNTSB CHI03LA265Accident · No injuriesLimited investigationFinal reportCessna 188B · Monette, ARFailure of the right brake and the pilot's inability to maintain directional control. A factor associated with the accident was the ditch.Aug 23, 2003 · N5647G · Substantial damageNTSB ANC03LA074Accident · No injuriesLimited investigationFinal reportBeech 58 · Hoonah, AKThe locking of the left brake during the landing roll, which resulted in the collapse of the left main landing gear.Jul 8, 2003 · N3178A · Substantial damageNTSB FTW03LA094Accident · No injuriesLimited investigationFinal reportCessna 210L · Morrilton, ARThe failure of the main landing gear to extend and lock, as a result of a hydraulic fluid leak caused by a chaffed and ruptured flex line.Feb 4, 2003 · N22432 · Substantial damageNTSB FTW03LA075Accident · No injuriesLimited investigationFinal reportCessna 401 · Mc Allen, TXThe pilot's failure to manually extend the landing gear to the full down and locked position. A contributing faction was a loss of electrical power, which resulted in the failure of the landing gear to extend.Jan 4, 2003 · N968JW · Substantial damageNTSB IAD03LA021Accident · No injuriesLimited investigationFinal reportCessna 210M · Cincinnati, OHRupture of the left side, landing gear down hydraulic line due to repeated contact with the aileron cable, which resulted in a loss of hydraulic pressure, a partial extension of the main landing gear, and the inability to utilize the landing gear hand pump.Dec 4, 2002 · N7660E · Substantial damageNTSB FTW03FA054Accident · 1 fatalField investigationFinal reportCessna 402C · Lewisville, TXThe failure of the attitude indicator, and the pilot's failure to maintain aircraft control as a result of spatial disorientation following the failure of the attitude indicator. Contributing factors were a low ceiling, clouds, and dark night conditions.Dec 4, 2002 · N402ME · DestroyedNTSB ANC02LA122Accident · No injuriesLimited investigationFinal reportCessna 206 · Circle, AKA partial separation of the nose wheel flange from the hub that resulted in a nose over during the landing roll.Sep 17, 2002 · N8515Q · Substantial damageNTSB ATL02LA163Accident · No injuriesLimited investigationFinal reportCessna 210L · Georgetown, SCThe failure of the landing gear to lock in the down position.Aug 30, 2002 · N32W · Substantial damageNTSB FTW02LA032Accident · No injuriesLimited investigationFinal reportAero Commander 200D · Houston, TXthe failure of the left outboard elevator attachment, which resulted in the partial separation of the left elevator and induced an airframe vibration.Nov 13, 2001 · N28PC · Substantial damageNTSB CHI02LA028Accident · Serious injuriesLimited investigationFinal reportBellanca 17-30A · Nevada, MOThe inadequate fuel consumtion calculations by the pilot resulting in fuel starvation during the aborted landing, and the overloaded steering link for undetermined reasons resulting in the lack of directional control during landing. Factors were the…Nov 11, 2001 · N76SV · Substantial damageNTSB LAX02LA027Accident · No injuriesLimited investigationFinal reportCessna 210K · North Las Vegas, NVThe failure of maintenance personnel to properly diagnose the cause of a reported maintenance discrepancy resulting in the airplane being released from an annual inspection with a worn hydraulic pump which lacked sufficient output to operate the landing gear.…Nov 10, 2001 · N8232M · Substantial damageNTSB ATL01LA102Accident · No injuriesLimited investigationFinal reportBeech 55 · Jacksonville, FLThe failure of the left landing gear extention rod for undetermined reasons that resulted in a landing with the gear retracted.Aug 25, 2001 · N521U · Substantial damageNTSB FTW01LA180Accident · No injuriesLimited investigationFinal reportCessna 210 · Fort Smith, ARthe overload fracture of the left main landing gear actuator which resulted in the loss of all hydraulic fluid and led to a wheels up landing.Aug 12, 2001 · N8137L · Substantial damageNTSB IAD01LA058Accident · No injuriesLimited investigationFinal reportBeech 55 · West Chester, PAThe partial blockage of the pitot/static system, which led to an inaccurate airspeed indication, and resulted in an aborted takeoff and runway overrun. A factor was the wet runway.May 21, 2001 · N4783M · Substantial damageNTSB ANC01LA057Accident · No injuriesLimited investigationFinal reportCessna 206 · Stebbins, AKA jammed control yoke during landing, an entangled wiring harness, and inadequate maintenance by company personnel. A factor associated with the accident was the pilot's inability to flare the airplane during landing, due to the mechanical malfunction.May 15, 2001 · N756DJ · Substantial damageNTSB MIA01LA130Accident · No injuriesLimited investigationFinal reportCessna 210N · Gainesville, FLThe pilot's delay in securing all non-essential electrical equipment in-flight resulting in battery depletion before complete gear extension was accomplished using the normal system and subsequent collapse of the main landing gear. A contributing factor in…Apr 26, 2001 · N6585A · Substantial damageNTSB IAD01LA035Accident · No injuriesLimited investigationFinal reportCessna 210 · Newark, OHImproper maintenance, which resulted in the failure of the instrument panel shock mounts.Mar 1, 2001 · N3738Y · Substantial damageNTSB ANC00LA105Accident · No injuriesLimited investigationFinal reportCessna 185 · Yakutat, AKThe total fatigue failure of the right main landing gear leg.Aug 17, 2000 · N185M · Substantial damageNTSB MIA00FA221Accident · 1 fatalField investigationFinal reportBeech 58 · Hernando, MSThe arcing of an electrical wire behind the instrument panel and the associated cracking of fuel and oil lines. Also causal was the pilot's inappropriate remedial action not in accordance with the emergency checklist.Jul 17, 2000 · N158MT · DestroyedNTSB ANC00IA083Incident · No injuriesIncident investigationFinal reportCessna 207A · Deadhorse, AKAn in-flight fracture of the engine crankshaft propeller flange. A factor associated with the accident was the manufacturer's inadequate quality control standards.Jul 5, 2000 · N73100 · Minor damageNTSB DEN00LA020Accident · No injuriesLimited investigationFinal reportCessna 210D · Sheridan, WYThe partial failure of the engine driven hydraulic pump.Nov 21, 1999 · N3928Y · Substantial damageNTSB ANC99LA145Accident · Minor injuriesLimited investigationFinal reportCessna 185F · Delta Junction, AKCorrosion and a fatigue failure of the lower end of the landing gear strut. Factors in the accident were the manufacturer's and the FAA's insufficient standards/requirements for life limits and inspection procedures.Sep 15, 1999 · N85LC · Substantial damageNTSB LAX99LA219Accident · No injuriesLimited investigationFinal reportBeech A-36 · Van Nuys, CAThe failure of the pilot to verify that the alternator was activated after engine start, subsequently resulting in a total electrical failure; and his inadequate emergency procedures for manual extension of the landing gear following the electrical failure.Jun 5, 1999 · N126GL · Substantial damageNTSB CHI98LA341Accident · No injuriesLimited investigationFinal reportCessna 210D · Sturgis, MIthe cracked left main landing gear saddle, resulting in the pilot's inability to get the gear into the down and locked position.Aug 27, 1998 · N524BL · Substantial damageNTSB FTW98FA276Accident · 2 fatalField investigationFinal reportBeech A36 · Nephi, UTThe improper installation of the turbocharger exhaust stack by unknown maintenance personnel and the subsequent fire in the engine compartment due to the exhaust gas leak from the turbocharger. Factors were the total loss of engine power due to fuel line…Jun 20, 1998 · N3861K · DestroyedNTSB FTW98LA280Accident · No injuriesLimited investigationFinal reportBellanca 17-30A · Shreveport, LAThe collapsed nose gear as a result of failure of the nose gear locking mechanism.Jun 18, 1998 · N4038B · Substantial damageNTSB FTW98LA201Accident · No injuriesLimited investigationFinal reportCessna 320D · Greybull, WYStress overload failure of the bellcrank assembly of the left landing gear.May 1, 1998 · N3316Q · Substantial damageNTSB FTW98LA148Accident · No injuriesLimited investigationFinal reportBeech 58 · Taos, NMThe total failure of the landing gear retraction/extension assembly for reasons undetermined.Mar 13, 1998 · N9239Q · Substantial damage