- Date
- July 22, 1988, 10:00 local (17:00 UTC)
- Place
- Chandler, AZ
- Injuries
- 1 uninjured
- Damage
- Substantial damage
- Phase of flight
- Maneuvering
- Aircraft
- N66890Grumman G-164B
- Weather
- Visual (VMC) · Day
- Status
- Completed · report December 29, 1989
- Report
- Approved by Office Director
- Case key
- 25727
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(partial) - mech failure/malf
Engine assembly,cylinder - failure,totalCause
Forced landing
Nose over
Analysis
During an aerial application flight, the engine experienced a loss of power. A forced landing was made in an open field and during the landing roll the airplane nosed over. Inspection of the engine revealed that the number five cylinder dome separated from the lower portion.
Aircraft
- Registration
- N66890
- Reported as
- Grumman G-164B
- Category
- Airplane
- Serial number
- 3268
- Airframe hours
- 5,508
- Engine
- P&W R-985-AN1, 450 horsepower, reciprocating
- Damage
- Substantial damage
- Flight
- Aerial application · Part 137
- Registered owner
- San Tan Duster, Inc.
- Airworthiness certificate
- Special, Restricted (Special)
- Last inspection
- Annual · July 22, 1988 · 44 hours before
- Departed
- P-10 · Chandler, AZ
Flight crew
As NTSB recorded them. NTSB leaves out names.
- Role
- Pilot
- Age
- 37
- Certificate
- Commercial
- Airplane ratings
- Single-engine land, Multi-engine land
- Medical
- Class 2, Unknown
- Seat
- Front
- Flight hours
- 8,450 total
Weather
- Conditions
- Visual (VMC) · Day
- Wind
- 10° at 4 knots
- Visibility
- 35 statute miles
- Lowest ceiling
- None
- Temperature
- 102 °F
- Altimeter
- 29.00 inHg
- Observed at
- PRC, 3 nm away