Beechcraft 77 N67140
29 April 1983 · Renton, Washington, United States · Fatal
Summary
On 29 April 1983 at about 21:05 local time, a Beechcraft 77 registered N67140, operated by Fancher Flyways, was involved in an accident near Renton, Washington, United States. 2 people were on board and 2 died. The aircraft was destroyed. No probable cause statement is available for this record.
The record
- Date
- at 21:05
- Classification
- Accident
- Location
- Renton, Washington, United States
- Nearest airport
- Renton (RNT)
- Coordinates
- 47.4609, -122.2098
- Aircraft
- Beechcraft 77
- Registration
- N67140
- Category
- Airplane
- Engines
- 1
- Operator
- Fancher Flyways
- Operating rule
- Part 91: General Aviation
- Purpose of flight
- Unknown
- Phase of flight
- Not recorded
- Aircraft damage
- Destroyed
- Weather
- VMC
- Light
- Day
- NTSB number
- SEA83FA093
People
2 people died.
| On board | Died | Serious | Minor | Uninjured |
|---|---|---|---|---|
| 2 | 2 | 0 | 0 | 0 |
Probable cause
The NTSB has not published a probable cause for this record. No probable cause statement is present in the source data.
Nothing about the cause is stated here that is not in the source record.
Read the full NTSB narrative
THE ACFT WAS TAKING OFF FOR A 1 HOUR ENGINE RUN-IN FOLLOWING A TOP OVERHAUL. AFTER LIFTOFF THE ENGINE BEGAN A GRADUAL POWER LOSS AND ROUGH RUNNING. THE PILOT WAS TRYING TURNING BACK TO THE RUNWAY TO LAND WHEN TOTAL POWER LOSS OCCURRED. THE ACFT HAD TURNED 45 DEGREES WHEN THE NOSE FELL THROUGH, THE WINGS ROTATED 180 DEGREES TO THE LEFT AND THE ACFT IMPACTED NOSE FIRST ON THE RUNWAY. THE MECHANIC WHO PERFORMED THE REMOVAL AND REINSTALLATION OF THE CYLINDERS FOR THE TOP OVERHAUL WAS OCCUPYING THE LEFT SEAT. THE MAINTENANCE SUPERVISOR WAS THE PILOT-IN-COMMAND IN THE RIGHT SEAT. THE LOCKING NUT ON THE #1 CYLINDER EXHAUST VALVE ADJUSTING SCREW WAS FOUND LOOSE AND THE ADJUSTING SCREW HAD BACKED OUT OF THE ROCKER ARM BY PUSHROD ACTION DURING TAKEOFF, NEGATING ROCKER ARM ACTION AND EXHAUST VALVE OPENING. THE LOCKING NUTS FOR ALL OF THE OTHER VALVE ADJUSTING SCREWS WERE FOUND PROPERLY TORQUED.
Quoted verbatim from the NTSB record.
Other Beechcraft 77 accidents
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 22 Sep 1983 | Beechcraft 77 | Montgomery, Alabama, United States | Hangar One Inc. | No injuries | - |
| 1 May 1983 | Beechcraft 77 | Linden, California, United States | - | Minor injuries | - |
| 5 Jun 1983 | Beechcraft 77 | W. Mifflin, Pennsylvania, United States | - | No injuries | - |
| 4 Dec 1983 | Beechcraft 77 | Sidney, Ohio, United States | - | Fatal | 1 |
| 17 Apr 1982 | Beechcraft 77 | Richland, Washington, United States | Bergstrom | Serious injuries | - |
| 27 Jan 1984 | Beechcraft 77 | Fritch, Texas, United States | - | Fatal | 2 |
Other accidents in this area
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 17 Dec 1983 | Cessna 150F | Prosser, Washington, United States | - | No injuries | - |
| 4 Feb 1983 | Maule M-5-220C | Near Asotin, Washington, United States | Thomas L. Jordan | Serious injuries | - |
| 5 Feb 1983 | Piper PA-34-200T | Seattle, Washington, United States | Airpac Airlines | No injuries | - |
| 3 Mar 1983 | Cessna 140 | Moses Lake, Washington, United States | - | Fatal | 1 |
| 6 Mar 1983 | Glasair SH-2 | 5 Nm E. of Kent, Washington, United States | - | Fatal | 1 |
| 18 Mar 1983 | Fairchild Hiller FH-1100 | Longview, Washington, United States | - | Serious injuries | - |