What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
A-2 trojan privacy data omitted flight 06-21-2026 .5 hour flight from 11 :44 am start to 12: 10 landing.
Start engine 1842Z forced landing 1910Z
We planned a dual training flight from Santa Rosa ksts to willows/glenn county airport. On
Climbout left downwind departure from Santa Rosa at about 2,200 feet the propeller released from the
Aircraft.
Initially the prop and spinner dropped down out of sight. Then a moment later climbed back up in front
Of us. We turned left to avoid the spinning prop.
We found a pretty good field to the left where some of a vineyard was torn out and piled up in burn
Piles. We flew past the field, westbound on a descending left downwind leg.
We maneuvered around and near a winery and tree, descending for landing. Then we turned final and
Executed a forced landing with fuel valve off, throttle idle, mags and master switch off.
There were no injuries to either student pilot or flight instructor. The ELT did not activate. There was
No damage to anything on the ground.
Position was aprox 6.8 NM north of ksts. This is the pilots statement. Identified airwothiness of aircraft by checking logbooks. Review of the available records identified that the engine was overhauled on 12/22/1996. The records further indicate that a new crankshaft was installed as part of the overhaul.
As the FAA filed it
A-2 TROJAN ^PRIVACY DATA OMITTED^ FLIGHT 06-21-2026 .5 HOUR FLIGHT FROM 11 :44 AM START TO 12: 10 LANDING.
START ENGINE 1842Z FORCED LANDING 1910Z
WE PLANNED A DUAL TRAINING FLIGHT FROM SANTA ROSA KSTS TO WILLOWS/GLENN COUNTY AIRPORT. ON
CLIMBOUT LEFT DOWNWIND DEPARTURE FROM SANTA ROSA AT ABOUT 2,200 FEET THE PROPELLER RELEASED FROM THE
AIRCRAFT.
INITIALLY THE PROP AND SPINNER DROPPED DOWN OUT OF SIGHT. THEN A MOMENT LATER CLIMBED BACK UP IN FRONT
OF US. WE TURNED LEFT TO AVOID THE SPINNING PROP.
WE FOUND A PRETTY GOOD FIELD TO THE LEFT WHERE SOME OF A VINEYARD WAS TORN OUT AND PILED UP IN BURN
PILES. WE FLEW PAST THE FIELD, WESTBOUND ON A DESCENDING LEFT DOWNWIND LEG.
WE MANEUVERED AROUND AND NEAR A WINERY AND TREE, DESCENDING FOR LANDING. THEN WE TURNED FINAL AND
EXECUTED A FORCED LANDING WITH FUEL VALVE OFF, THROTTLE IDLE, MAGS AND MASTER SWITCH OFF.
THERE WERE NO INJURIES TO EITHER STUDENT PILOT OR FLIGHT INSTRUCTOR. THE ELT DID NOT ACTIVATE. THERE WAS
NO DAMAGE TO ANYTHING ON THE GROUND.
POSITION WAS APROX 6.8 NM NORTH OF KSTS. THIS IS THE PILOTS STATEMENT. IDENTIFIED AIRWOTHINESS OF AIRCRAFT BY CHECKING LOGBOOKS. REVIEW OF THE AVAILABLE RECORDS IDENTIFIED THAT THE ENGINE WAS OVERHAULED ON 12/22/1996. THE RECORDS FURTHER INDICATE THAT A NEW CRANKSHAFT WAS INSTALLED AS PART OF THE OVERHAUL.
NTSB investigation
The NTSB’s investigation of this event, with its probable cause and findings. Matched to this report by N-number and date.