# Incident 19960105004109I: Cessna 404CESSNA, Montrose, CO, January 5, 1996

- Type: FAA incident report (Accident/Incident Data System), as reported
- Date: January 5, 1996, 07:45 local time
- Place: Montrose, CO
- Airport: Montrose County
- Damage: Minor damage
- Phase of flight: Fcd/Prec Ldg From Cruise
- Operating rules: Air taxi and commuter (Part 135)
- Operator: CMIA
- Location: 38.5098° N, 107.8942° W: Placed by OpenAirDocs at MONTROSE RGNL (MTJ), within about a mile (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=38.5098&lon=-107.8942&mi=10
- Aircraft: N409EX, a cancelled registration (https://openairdocs.org/deregistered/N409EX-2004-04-08) (OpenAirDocs)
- Registry model: Cessna 404 (registry code 2075901, https://openairdocs.org/model/cessna-404) (OpenAirDocs)
- Registry engine: Continental 6-285-A (registry code 17038, https://openairdocs.org/engine/continental-6-285-a) (OpenAirDocs)
- Reported make and model: CESSNA 404CESSNA
- People aboard: 1
- Fatal injuries: 0
- Pilot flight hours: 13,084 total, 50 in this make and model, 76 in the last 90 days
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19960105004109I

## Narrative

As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^.

NARRATIVE: ON A CARGO FLIGHT FROM DEN TO MTJ, AT 17,000 FEET THE PILOT NOTICED THE LEFT OIL PRESSURE 10#LOW, BUT STILL IN THE GREEN. OIL PRESSURE CONTINUED DOWN. PILOT TURNED AIRCRAFT AROUND AND ASKED FOR CLEARANCE BACK TO DENVER. ON THE WAY BACK THE OIL PRESSURE CONTINUED TO DROP TO ALMOST REDLINE, MANIFOLD PRESSURE BEGAN TO DROP AND A SLIGHT VIBRATION OCCURRED, SO THE PILOT FEATHERED NUMBER ONE ENGINE. PILOT THEN DECLARED AN EMERGENCY. HE THEN NOTICED NUMBER TWO ENGINE OIL PRESSURE WAS SLIGHTLY LOW. ATC CLEARED THE PILOT TO LAND AT JEFFCO. AIRCRAFT LANDED WITHOUT FURTHER INCIDENT. AN ON SCENE INSPECTION SHOWED THAT THE NUMBER ONE ENGINE THREW A ROD AND PUNCHED A HOLE IN THE CRANKCASE. IT WAS DETERMINED THAT BOTH OIL BREATHERS WERE CLOGGED WITH ICE CONTRIBUTING TO NUMBER ONE ENGINE THROWING A ROD. OPERATOR SUBMITTED A MALFUNCTION DEFECT REPORT.

## Other reports on N409EX (1)

Matched to the same aircraft by N-number and date.

- [Accident 19900212001989A](https://openairdocs.org/incident/19900212001989A), Feb 12, 1990: Cessna 404CESSNA (N409EX), Denver, CO, Substantial damage. Nose gear collapsed on takeoff roll. Reason for collapse could not be determined.

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. For accidents, the NTSB's own investigation is the fuller record.

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