- Date
- July 21, 1981
- Place
- Umiat, AK · UMIAT, AK
- Injuries
- 3 minor
- Damage
- Substantial damage
- Phase of flight
- Maneuvering
- Aircraft
- N8366FHughes 369D
- Status
- Completed · report April 26, 1982
- Report
- Brief approved by the director
- FAA report
- 19810721043729A
- Case key
- 123628
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 ---------------------------------------------------------------------------------------------------------------------------- 3-3556 81/7/21 NR.UMIAT,AK HUGHES 369D CR- 0 0 1 COMMERCIAL ATP,FLIGHT INSTR., AGE TIME - 1500 N8366F PX- 0 0 2 AIR TAXI-PASSG 29, 3510 TOTAL HOURS, 310 DAMAGE-SUBSTANTIAL OT- 0 0 0 IN TYPE, INSTRUMENT RATED. DEPARTURE POINT INTENDED DESTINATION UMIAT,AK LOCAL TYPE OF ACCIDENT PHASE OF OPERATION COLLISION WITH GROUND/WATER: UNCONTROLLED IN FLIGHT: HOVERING PROBABLE CAUSE(S) ROTORCRAFT - FLIGHT CONTROL SYSTEMS: CYCLIC PITCH CONTROL SYSTEM MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE REMARKS- NOSED OVR FM 3FT HOVER.FND CYCLIC TRIM MOTOR/ACTUATOR FULL FWD,WORN,BUT CKD NORMAL.CO FLT PLN.
Aircraft
- Registration
- N8366F
- Reported as
- Hughes 369D
- Category
- Helicopter
- Engine
- turbo shaft
- 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 N8366F · 2
Matched to the same aircraft by N-number and date.
NTSB SEA03LA021Accident · No injuriesLimited investigationFinal reportBoise, IDThe failure of the operator's maintenance personnel to properly rig the left/right seat twistgrip throttles to the engine fuel control, the pilot in command's failure to adhere to the rotorcraft flight manual, and the check pilot's premature flare during the…NTSB LAX88LA095Accident · No injuriesLimited investigationFinal reportRialto, CA