ANC84LA147

NTSB accident investigation · Cessna 207A · Sleetmute, AK · August 28, 1984

Accident · No injuriesLimited investigationFinal report
Date
August 28, 1984, 10:15 local (18:15 UTC)
Place
Sleetmute, AK
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Enroute
Aircraft
N7325UCessna 207A
Weather
Visual (VMC) · Day
Status
Completed
Report
Approved by Office Director
NTSB office
Alaska Regional Office
FAA report
19840828047309A
Case key
4346

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.

On this page

Sequence of events

NTSB’s coding before 2008: each occurrence and phase of flight, and the causes and factors under it. The codes are defined in NTSB’s coding manual.

Loss of engine power(total) - mech failure/malfCruise - normal
Engine assembly,crankshaft - failure,totalCause
Emergency procedure - performedPilot in command
Forced landingDescent - emergency
Nose overLanding - roll
Terrain condition - rough/uneven

Analysis

While cruising at 1100 ft AGL the eng failed without warning. Efforts to restart were unsuccessful. A forced landing was made into wooded terrain and the acft nosed over during the roll. Eng exam revealed that the crankshaft was broken through the crank cheek just forward of the #2 connecting rod journal. There was no indication of any overheatingor operation without lubrication.

Aircraft

Registration
N7325U
Reported as
Cessna 207A
Category
Airplane
Serial number
20700398
Airframe hours
5,365
Engine
Continental IO-520-F-11, 300 horsepower, reciprocating
Damage
Substantial damage
Flight
Business · Part 91
Registered owner
Harolds Air Service, Inc.
Airworthiness certificate
Standard, Normal
Last inspection
Annual · July 3, 1984 · 46 hours before
Departed
SLQ · Sleetmute, AK
Destination
ANI · Aniak, AK
Flight plan
Company VFR

Matched to the registry by N-number and the event date; the registry’s history has gaps, so older matches can be wrong. Compare the reported make and model.

Flight crew

As NTSB recorded them. NTSB leaves out names.

Role
Pilot
Age
35
Certificate
Commercial
Airplane ratings
Single-engine land
Instrument ratings
Airplane
Medical
Class 2, Valid Medical--w/ waivers/lim
Seat
Left
Flight hours
2,576 total · 1,850 in this make and model · 2,398 as pilot in command · 88 in the last 90 days · 5 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
220° at 1 knots
Visibility
30 statute miles
Lowest ceiling
5,000 ft broken
Temperature
45 °F, dew point 28 °F
Altimeter
29.00 inHg
Observed at
ANI, 40 nm away

FAA reports on this event · 1

The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.