# NTSB investigations: Cessna T210M: Loss of engine power(total) - mech failure/malf

NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports.

## Latest cases

- [NTSB LAX05LA136](https://openairdocs.org/ntsb/LAX05LA136.md): Cessna T210M · Phoenix, AZ · Accident · Serious injuries · Limited investigation · Final report · Apr 13, 2005 · N732SY · Substantial damage
  > a loss of power for undetermined reasons.
- [NTSB MIA03LA160](https://openairdocs.org/ntsb/MIA03LA160.md): Cessna T210M · Hialeah, FL · Accident · No injuries · Limited investigation · Final report · Aug 10, 2003 · N86PH · Substantial damage
  > Spinning of the crankshaft No. 2 main bearing for undetermined reasons resulting in damage to the aft cheek of the No. 2 main bearing journal, fatigue failure of the crankshaft cheek, failure of the engine in cruise flight, and damage to the airplane during…
- [NTSB LAX02FA163](https://openairdocs.org/ntsb/LAX02FA163.md): Cessna T210M · Groveland, CA · Accident · 2 fatal · Field investigation · Final report · May 13, 2002 · N761LX · Destroyed
  > a 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…
- [NTSB FTW02FA054](https://openairdocs.org/ntsb/FTW02FA054.md): Cessna T210-M · Monticello, AR · Accident · 2 fatal · Field investigation · Final report · Dec 9, 2001 · N317RG · Destroyed
  > The 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.
- [NTSB LAX00GA102](https://openairdocs.org/ntsb/LAX00GA102.md): Cessna T210M · Elfrida, AZ · Accident · No injuries · Final report · Feb 16, 2000 · N761KC · Substantial damage
  > The company mechanic's failure to correctly install one or more of the crankshaft counterweight pin retaining plate snap rings, specifically ensuring that the snap rings were fully seated in their grooves. This led to the complete separation of the No. 2…
- [NTSB LAX97LA307](https://openairdocs.org/ntsb/LAX97LA307.md): Cessna T210M · San Martin, CA · Accident · No injuries · Limited investigation · Final report · Aug 29, 1997 · N761HQ · Substantial damage
  > Installation of improper connecting hardware by maintenance personnel, and, the inadequate inspection of the installed hardware by inspection personnel resulting in separation of the engine throttle linkage.
- [NTSB CHI97IA127](https://openairdocs.org/ntsb/CHI97IA127.md): Cessna T210 · Winona, MN · Incident · No injuries · Incident investigation · Final report · May 8, 1997 · N7398M · No damage
  > Loss of engine power due to improper maintenance installation.
- [NTSB NYC97LA035](https://openairdocs.org/ntsb/NYC97LA035.md): Cessna T210M · Lexington, KY · Accident · Minor injuries · Limited investigation · Final report · Dec 21, 1996 · N732UH · Substantial damage
  > failure of #5 exhaust valve and/or #5 exhaust valve guide, which resulted in a progressive engine failure (debris puncturing the #5 piston crown, exhaust gasses entering the crankcase, loss of oil through the breather system, oil exhaustion, and subsequent…
- [NTSB SEA94LA196](https://openairdocs.org/ntsb/SEA94LA196.md): Cessna T210M · Rathdrum, ID · Accident · No injuries · Limited investigation · Final report · Jul 26, 1994 · N761TK · Substantial damage
  > The fatigue failure of the crankshaft and a slipped bearing.
- [NTSB MIA94FA064](https://openairdocs.org/ntsb/MIA94FA064.md): Cessna T210M · Prentiss, MS · Accident · 2 fatal · Field investigation · Final report · Feb 3, 1994 · N6572M · Destroyed
  > A 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…
- [NTSB CHI92LA094](https://openairdocs.org/ntsb/CHI92LA094.md): Cessna T210M · Washington, IN · Accident · No injuries · Limited investigation · Final report · Feb 21, 1992 · N732TR · Substantial damage
  > The total loss of engine power due to a fatigue-fractured crankshaft.
- [NTSB DEN92IA013](https://openairdocs.org/ntsb/DEN92IA013.md): Cessna T210M · La Veta, CO · Incident · No injuries · Incident investigation · Final report · Dec 1, 1991 · N6179N · Minor damage
  > Failure of the no 1 connecting rod due to lack of lubrication from blocked oil ports.
- [NTSB DEN91FA061](https://openairdocs.org/ntsb/DEN91FA061.md): Cessna T210M · Littleton, CO · Accident · Serious injuries · Field investigation · Final report · Apr 19, 1991 · N761CM · Destroyed
  > Improper reassembly of the overhauled turbocharger by maintenance personnel, and the pilot's improper use of the mixture control and boost pump. Factors related to the accident were: the adverse weather conditions and unsuitable terrain in the emergency…
- [NTSB DEN91LA006](https://openairdocs.org/ntsb/DEN91LA006.md): Cessna T210M · Englewood, CO · Accident · No injuries · Limited investigation · Final report · Oct 10, 1990 · N565RA · Substantial damage
  > Engine failiure resulting from maintenance discrepancies.
- [NTSB DEN89LA206](https://openairdocs.org/ntsb/DEN89LA206.md): Cessna T210M · Rangely, CO · Accident · No injuries · Limited investigation · Final report · Sep 4, 1989 · N761RP · Substantial damage
  > Forced landing in unsuitable terrain as a result of an engine crankshaft failure.
- [NTSB FTW88IA078](https://openairdocs.org/ntsb/FTW88IA078.md): Cessna T210M · Grosebeck, TX · Incident · No injuries · Incident investigation · Final report · Feb 28, 1988 · N761RP · Minor damage
  > The pilot made a forced landing following engine failure. Teardown examination showed the no. 4 exhaust valve head had separated from the stem. Metal debris was found in the oil sump. The no. 1 connecting rod was separated from the crankshaft. There was…
- [NTSB MKC86LA193](https://openairdocs.org/ntsb/MKC86LA193.md): Cessna T210M · Old Monroe, MO · Accident · No injuries · Limited investigation · Final report · Sep 23, 1986 · N6163N · Substantial damage
  > The PIC had initiated his descent ot his destination arpt when he rptd experiencing eng pblms. The rough running eng finally quit and the PIC made a forced lndg to an open fld. The subsequent lndg encountered a ditch and the nose gear collapsed. Exam of the…
- [NTSB CHI86FA038](https://openairdocs.org/ntsb/CHI86FA038.md): Cessna T210M · Highland, MI · Accident · Minor injuries · Field investigation · Final report · Dec 4, 1985 · N1982M · Substantial damage
  > Fifteen minutes after takeoff an eng failure occurred. The plt force landed the acft in a fld but the roughness of the landing surface resulted in the nose and right main gear collapsed. Examination disclosed the exhaust vavle had failed in the #4 cylinder.…
- [NTSB SEA84LA003](https://openairdocs.org/ntsb/SEA84LA003.md): Cessna T210M · Seattle, WA · Accident · No injuries · Limited investigation · Final report · Oct 5, 1983 · N1817M · Substantial damage
  > After takeoff while on a right turnout from rwy 31L, & at about 1000 ft AGL, the eng quit. The plt returned to the arpt & elected to lower the gear when he knew rwy 13L could be reached. However the left main gear failed to lock prior to touchdown & the…

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```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.aircraft_model_code IN ('2073451', '2073452')
    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
```

This list as a web page: https://openairdocs.org/ntsb?model=2073451&occurrence=351

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