Fatal NTSB investigations: Continental TSIO-520 series

10 cases on aircraft whose registry engine model is Continental TSIO-520 series, where the first occurrence was “Loss of engine power(total) - mech failure/malf”. 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

19852026
Fatal NTSB investigations: Continental TSIO-520 series per year, 1985–2026: 10 cases
19851
19901
19921
19941
19981
20012
20021
20031
20041

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.\"highestInjuryLevel\" = 'Fatal'
    AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('17040')
      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\" = 351))
  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 IAD05FA012Accident · 1 fatalField investigationFinal reportCessna P210 · Paint Lick, KYImproper alignment of a turbocharger oil line, which resulted in wear damage through the hose wall and a subsequent loss of engine oil. Contributing to the accident was the low cloud ceiling.Nov 12, 2004 · N6539P · DestroyedNTSB MIA03FA141Accident · 2 fatalClass 1 · FieldFinal reportCessna 402C · Treasure Cay, Bahamasthe in-flight failure of the right engine and the pilot’s failure to adequately manage the airplane’s performance after the engine failed. The right engine failure resulted from inadequate maintenance that was performed by Air Sunshine’s maintenance personnel…Jul 13, 2003 · N314AB · Substantial damageNTSB LAX02FA163Accident · 2 fatalField investigationFinal reportCessna T210M · Groveland, CAa catastrophic engine failure due to the fatigue fracture and failure of the crankshaft. A factor contributing to the accident was the unsuitable nature of the mountainous terrain for a successful forced landing. The precipitating cause of the fatigue…May 13, 2002 · N761LX · DestroyedNTSB FTW02FA054Accident · 2 fatalField investigationFinal reportCessna T210-M · Monticello, ARThe separation of the #2 connecting rod and subsequent catastrophic failure of the engine. A factor was the in-flight collision with a vehicle while maneuvering to a emergency landing area.Dec 9, 2001 · N317RG · DestroyedNTSB NYC01FA141Accident · 3 fatalField investigationFinal reportCessna P210N · Honesdale, PAAn improperly manufactured torquemeter gearshaft assembly, which resulted in gearshaft assembly failure, an N2 overspeed, and a subsequent uncontained engine failure.Jun 11, 2001 · N450M · DestroyedNTSB SEA98FA092Accident · 2 fatalField investigationFinal reportCessna T210N · Hillsboro, ORImproper installation (bushing), mechanical binding (bushing), mechanical binding (connecting rod), and fatigue within the crankshaft. Contributing factors were inadequate major (engine) overhaul and trees.Jun 9, 1998 · N199JM · DestroyedNTSB MIA94FA064Accident · 2 fatalField investigationFinal reportCessna T210M · Prentiss, MSA total loss of engine power due to the number five piston crown structure sustaining detonation/pre-ignition damage for undetermined reasons. The number two connecting rod and rod bolts failed due to an oil distress event. This resulted in a subsequent…Feb 3, 1994 · N6572M · DestroyedNTSB MIA92FA058Accident · 1 fatalField investigationFinal reportCessna 402B · Lantana, FLThe pilot in commands failure to maintain airspeed above single engine minimum control speed resulting in an inflight loss of control and collision with terrain. Contributing to the accident was the pilot in command's failure to declare an emergency and…Jan 11, 1992 · N3767C · DestroyedNTSB DEN90FA159Accident · 1 fatalField investigationFinal reportCessna P210R · Ogden, UTFailure of the #1 piston due to pre-ignition/detonation in the #1 cylinder, and inadequate visual lookout by the pilot (his failure to see-and-avoid the obstruction). The obstruction (power line) was a related factor.Jul 12, 1990 · N6203A · DestroyedNTSB FTW85FA171Accident · 1 fatalField investigationFinal reportCessna T210N · Riesel, TXThe acft eng had just been top overhauled and a stol kit was added. The mechanic reportedly told the plt to be 'easy' on the eng and fly the acft 45-60 mins near the traffic pattern so it could be checked for oil leaks. The plt reportedlyignored these…Apr 1, 1985 · N6436N · Destroyed