Cessna 206 N5200X
5 August 1994 · Mosquito Flats, Alaska, United States · No injuries
Summary
On 5 August 1994 at about 22:50 local time, a Cessna 206 registered N5200X was involved in an accident near Mosquito Flats, Alaska, United States. 2 people were on board and nobody was injured. The aircraft was substantially damaged. The NTSB has published a probable cause for this accident; it is quoted in full below.
The record
- Date
- at 22:50
- Classification
- Accident
- Location
- Mosquito Flats, Alaska, United States
- Coordinates
- 63.1800, -143.1003
- Aircraft
- Cessna 206
- Registration
- N5200X
- Category
- Airplane
- Engines
- 1
- Operator
- Not recorded
- Operating rule
- Part 135: Air Taxi & Commuter
- Purpose of flight
- Unknown
- Phase of flight
- Not recorded
- Route
- Tok → Unknown
- Aircraft damage
- Substantial
- Weather
- VMC
- Light
- Day
- NTSB number
- ANC94LA097
People
Nobody was injured.
| On board | Died | Serious | Minor | Uninjured |
|---|---|---|---|---|
| 2 | 0 | 0 | 0 | 2 |
Probable cause
THE MISSING NUMBER 6 CYLINDER PISTON PIN CAP AND THE SUBSEQUENT FAILURE OF THE NUMBER 6 CYLINDER CONNECTING ROD CAP. ALSO, THE LACK OF SUITABLE LANDING AREA FOR THE FORCED LANDING.
Quoted verbatim from the NTSB record. This site does not paraphrase or interpret it.
Read the full NTSB narrative
THE ENGINE OIL PRESSURE BEGAN TO DROP AND THE TEMPERATURE BEGAN TO RISE. BEFORE THE PILOT COULD RETURN TO TOK, ALASKA, THE ENGINE STOPPED PRODUCING POWER AND WOULD NOT WINDMILL. THE ENGINE DISASSEMBLY SHOWED THAT THE NUMBER 6 CYLINDER PISTON PIN CAP WAS MISSING AND THAT THE NUMBER 6 CYLINDER CONNECTING ROD CAP WAS FRACTURED INTO THREE MAJOR PIECES. ALL BEARING SURFACES SHOWED SIGNS OF HEAT DAMAGE. THE AIRPLANE WAS FORCED TO LAND ON MUSKEG AND NOSED OVER DURING THE LANDING ROLL.
Quoted verbatim from the NTSB record.
Other Cessna 206 accidents
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 3 Dec 1994 | Cessna 206 | Kenai, Alaska, United States | South Central Air | Fatal | 1 |
| 5 Dec 1994 | Cessna 206 | Angoon, Alaska, United States | Loken Aviation | Serious injuries | - |
| 27 Aug 1994 | Cessna 206 | Bliss, Idaho, United States | - | No injuries | - |
| 16 Nov 1994 | Cessna 206E | San Benito, Texas, United States | - | No injuries | - |
| 5 Jul 1994 | Cessna 206E | Cleveland, Texas, United States | Horizon Aviation | No injuries | - |
| 11 Feb 1994 | Cessna 206 | New Koliganek, Alaska, United States | Yute Air Alaska, Inc | No injuries | - |
Other accidents in this area
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 10 Sep 1994 | Piper PA-18-150 | Gulkana, Alaska, United States | Maynard, Roger L. | No injuries | - |
| 8 Sep 1994 | Piper PA-12 | Nondalton, Alaska, United States | Alaska Safari, Inc. | No injuries | - |
| 13 Sep 1994 | Cessna 140 | Willow, Alaska, United States | Moore, Charles D. | No injuries | - |
| 15 Sep 1994 | Piper PA-18-150 | Port Alsworth, Alaska, United States | 4W Air | No injuries | - |
| 13 Sep 1994 | Piper PA-18 | Kodiak, Alaska, United States | Hulbert, Ward A. | No injuries | - |
| 19 Aug 1994 | Cessna 182B | Ketchikan, Alaska, United States | Charlton, Albert J. | No injuries | - |