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Accidents · NTSB ANC93LA016 · Final report

Cessna 185 accident near Point Hope, Alaska, November 28, 1992

On November 28, 1992 at about 3:23 pm local time, a Cessna 185, registered N20752, was substantially damaged in an accident near Point Hope, Alaska. It was a positioning flight under general aviation rules (Part 91). No one was hurt; 1 person was on board or involved. The weather was visual conditions (good weather).

The NTSB's probable cause their words, unchanged

THE FAILURE OF THE NO. TWO CYLINDER CONNECTING ROD DUE TO A SLIPPED (SPUN) MAIN CRANKSHAFT BEARING WHICH BLOCKED OFF THE OIL HOLE TO THE CONNECTING ROD. A FACTOR IN THE ACCIDENT WAS THE UNSUITABLE TERRAIN ON WHICH TO PERFORM A FORCED LANDING.

Source: NTSB aviation accident database, copy made October 5, 2026. Docket and reports at the NTSB.

What the record shows

Date
November 28, 1992 · about 3:23 pm local time
Place
Point Hope, Alaska · map
Type
Accident
Injuries
No one was hurt; 1 person was on board or involved.
Weather
visual conditions (good weather)
Aircraft
Cessna 185 · all 185s on the register
Registration
N20752 · registry record · serial 18503041
Damage
Substantial damage
Flight
Positioning flight · general aviation rules (Part 91)

The NTSB's narrative final · quoted from the NTSB record

THE ENGINE FAILED ABOUT 5 TO 6 MINUTES AFTER TAKEOFF DURING THE CLIMB TO CRUISE PHASE OF OPERATION. THE PILOT MADE AN OFF AIRPORT FORCED LANDING ON AN ICE FLOW. AT THE TIME OF THE ACCIDENT, THE PART 135 OPERATOR WAS REPOSITIONING THE AIRPLANE UNDER PART 91. THE CAUSE OF THE ENGINE FAILURE WAS TRACED TO A SPUN CRANKSHAFT BEARING WHICH BLOCKED OFF THE OIL HOLE TO THE NO. 2 CYLINDER CONNECTING ROD, RESULTING IN ITS CATASTROPHIC FAILURE. THE SPUN BEARING MOST LIKELY WAS THE RESULT OF EITHER A LOSS OF TORQUE OR INSUFFICIENT TORQUE BEING APPLIED TO THE CRANKCASE THRU STUD BOLTS.

The complete narrative as the NTSB published it. The NTSB's docket holds the report as a PDF and any photographs, statements and other documents from the investigation.

The factual record from the NTSB's investigation tables, in plain English

Pilot

  • Certificate: airline transport pilot
  • Ratings: multi-engine land; single-engine land; instrument: airplane
  • Flight time: 2,600 hours in all; 19 in this make and model; 350 in the last 90 days; 100 in the last 30 days; 2,200 as pilot in command
  • Medical certificate: Class 1 (valid medical--w/ waivers/lim.)
  • Seat: frt

The aircraft

  • Airframe total time: 3,179 hours
  • Last inspection: continuous airworthiness programme, November 6, 1992; 20 hours since
  • Maximum gross weight: 3,350 lb
  • Seats: 4
  • Landing gear: fixed
  • Engine: Continental IO-520-D (piston); 0 hours total
  • Operator: Cape Smythe Air Service

The flight

  • Departed from: PHO at 3:16 pm
  • Destination: OTZ Kotzebue AK
  • Flight plan: VFR
  • Runway 0

Weather at the time

  • Light: daylight
  • Wind: from 045° at 15 knots, gusting 18
  • Visibility: 10 statute miles
  • Sky: scat at 2,600 ft
  • Temperature: 9°F (-13°C), dew point 0°F (-18°C)
  • Altimeter: 29.00 inHg

Injuries

FatalSeriousMinorNone
Crew1

Documents from the investigation the NTSB's docket: the evidence folder behind the report

The docket, the folder of records gathered during an investigation (maintenance records, photographs, witness statements, examinations), has not been read from the NTSB for this case yet; the list appears here once it has. Open the docket at the NTSB.

Other NTSB records under N20752 the same tail number, which may have belonged to a different aircraft at the time

2000-08-12ANC00LA099 · accident near Barrow, AK · substantial damage · no injuries
1997-08-25ANC97LA131 · accident near Barrow, AK · substantial damage · no injuries
1996-08-02ANC96LA114 · accident near Wainwright, AK · substantial damage · no injuries
1994-10-15ANC95LA003 · accident near Kotzebue, AK · substantial damage · no injuries
1993-08-14ANC93LA147 · accident near Point Barrow, AK · substantial damage · no injuries
1992-05-03ANC92LA067 · accident near Barrow, AK · substantial damage · no injuries
1988-11-22ANC89IA019 · incident near Deadhorse, AK · no injuries

Everything on this page comes from the NTSB's public records. The narrative, probable cause and findings are the NTSB's own words; the coded tables behind the report are written out in plain English, with pilots' ages, home towns and medical details left out. The documents and photographs are the NTSB's docket, shown as the NTSB released them. This site's own text never names anyone involved. A preliminary report can change; the final report usually follows one to two years later, and the page is refreshed when it does.