BFO87DHD02

NTSB accident investigation · Hughes 369D · Newark, DE · November 25, 1986

Accident · No injuriesFinal report
Date
November 25, 1986, 14:00 local (19:00 UTC)
Place
Newark, DE
Injuries
3 uninjured
Damage
Substantial damage
Phase of flight
Approach
Aircraft
N8670FHughes 369D
Weather
Visual (VMC) · Day
Status
Completed
Report
Approved by Office Director
FAA report
19861125068039A
Case key
11261

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(total) - nonmechanicalApproach
Planning/decision - improperPilot in commandCause
Engine instruments,fuel quantity gage - bentFactor
Engine instruments,fuel quantity gage - false indicationFactor
Fluid,fuel - exhaustionCause
Fuel supply - misjudgedPilot in commandCause
Forced landingLanding
Autorotation - performed
Hard landingLanding - flare/touchdown

Analysis

The acft was being flown on a maintenance check flt. As the plt was returning to land, the eng lost power from fuel exhaustion. During an autorotative landing, the main rotor blades & tail boom were extensively damaged. The plt rprtd the fuel quantity gage indicated that 120 lbs of fuel was remaining when the eng lost power. An exam of the fuel float arm, pn 369D296303-3, revealed it was bent & was binding on the internal fuel pump housing.

Aircraft

Registration
N8670F
Reported as
Hughes 369D
Category
Helicopter
Serial number
168
Airframe hours
8,000
Engine
Allison 250-C20B, 400 horsepower, turbo shaft
Damage
Substantial damage
Flight
Part 91
Registered owner
Henry Corbin
Airworthiness certificate
Standard, Normal
Last inspection
Annual · September 21, 1986 · 10 hours before

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.

Flight crew

As NTSB recorded them. NTSB leaves out names.

Role
Pilot
Age
61
Certificate
Private
Airplane ratings
Single-engine land
Instrument ratings
Airplane
Medical
Class 2, Valid Medical--no waivers/lim.
Seat
Left
Flight hours
2,400 total · 1,200 in this make and model · 2,300 as pilot in command · 30 in the last 90 days · 20 in the last 30 days · 1 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Visibility
7 statute miles
Lowest ceiling
5,000 ft unknown
Temperature
61 °F

FAA reports on this event · 1

The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.