- Date
- July 28, 1978
- Place
- Mesa, CO · MESA, CO
- Injuries
- 1 uninjured
- Damage
- Substantial damage
- Phase of flight
- Enroute
- Aircraft
- N7927JBell 47G3B2
- Status
- Completed · report June 9, 1979
- Report
- Brief approved by the director
- FAA report
- 19780728042889A
- Case key
- 140515
From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.
On this page
NTSB brief
NTSB’s brief of the accident, as it was printed: the coded facts, with the probable cause and factors.
---------------------------------------------------------------------------------------------------------------------------- FILE DATE LOCATION AIRCRAFT DATA INJURIES FLIGHT PILOT DATA F S M/N PURPOSE ---------------------------------------------------------------------------------------------------------------------------- 3-4479 78/7/28 MESA,CO BELL 47G3B2 CR- 0 0 1 COMMERCIAL COMMERCIAL, AGE 45, 531 TIME - 0715 N7927J PX- 0 0 0 ASSOC CROP CTL ACTIVITY TOTAL HOURS, 331 IN TYPE, DAMAGE-SUBSTANTIAL OT- 0 0 0 NOT INSTRUMENT RATED. DEPARTURE POINT INTENDED DESTINATION MESA,CO LOCAL TYPE OF ACCIDENT PHASE OF OPERATION ENGINE FAILURE OR MALFUNCTION IN FLIGHT: EN ROUTE TO TREAT CROP GEAR COLLAPSED LANDING: POWER-ON LANDING PROBABLE CAUSE(S) POWERPLANT - ENGINE STRUCTURE: VALVE ASSEMBLIES MISCELLANEOUS ACTS,CONDITIONS - LOW COMPRESSION FACTOR(S) TERRAIN - ROUGH/UNEVEN PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND REMARKS- ENG NOT APPROVED FOR MODEL HELICOPTER.NO 2 CYL 0/80 INTAKE VALVE LEAKAGE.
Aircraft
- Registration
- N7927J
- Reported as
- Bell 47G3B2
- Category
- Helicopter
- Engine
- reciprocating
- Damage
- Substantial damage
Matched to the registry by N-number and the event date; the registry’s history has gaps, so older matches can be wrong. Compare the reported make and model.
FAA reports on this event · 1
The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.
Other investigations on N7927J · 1
Matched to the same aircraft by N-number and date.