Aircraft Accident/Incident Report

Mammoth Spring, Arkansas 72554
Thursday, June 26, 1986 13:15 CDT

NTSB Narrative Summary Released at Completion of Accident

THE PILOT STATED THAT THE AIRCRAFT HAD PLENTY OF OIL PRIOR TO DEPARTURE AND THAT THE FLIGHT WAS PROCEEDING NORMALLY WHEN, SUDDENLY, THE OIL PRESSURE DROPPED TO ZERO. WHILE SUBSEQUENTLY HEADING FOR A NEARBY AIRPORT, THE ENGINE LOST POWER AND SEIZED, FORCING AN OFF-AIRPORT EMERGENCY LANDING, ACCORDING TO THE PILOT. A POST-CRASH EXAMINATION OF THE ENGINE BY AN FAA AIRWORTHINESS INSPECTOR REVEALED THAT THE OIL PLUG WAS MISSING AND THERE WAS NO EVIDENCE OF SAFETY WIRING. THE AIRCRAFT HAD JUST BEEN RELEASED FROM MAINTENANCE, ACCORDING TO THE INSPECTOR.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 6/26/1986
Event Day of the Week Thursday
Time of Event 1315
Event Time Zone Central Daylight Time
Event City MAMMOTH SPRING
Event State ARKANSAS
Event Country --
Zipcode of the event site 72554
Event Date Year 1986
Event Date Month 6
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport
Event Location Nearest Airport ID
Indicates whether the acc/inc occurred off or on an airport Off Airport/Airstrip
Distance from airport in statute miles 0
Degrees magnetic from airport 0
Airport Elevation 0
Weather Briefing Completeness Not pertinent
Investigator's weather source Weather Observation Facility
Time of the weather observation 1250
Direction of event from weather observation facility (degrees) 140
Weather Observation Facility ID JBR
Elevation of weather observation facility 262
Distance of event from weather observation facility (units?) 59
Time Zone of the weather observation
Lighting Conditions Day
Lowest Ceiling Height 0
Lowest Non-Ceiling Height 3500
Sky/Lowest/Cloud Conditions Scattered
Sky Condition for Lowest Ceiling None
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 5
Air Temperature at event time (in degrees celsius) 33
Dew Point at event time (in degress fahrenheit) 22
Wind Direction (degrees magnetic) 220
Variable Wind Indicator Unknown
Wind Speed (knots) 8
Wind Velocity Indicator Unknown
Wind Gust Indicator Unknown
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) 30
Density Altitude (feet) 3000
Intensity of Precipitation Unknown
METAR weather report --
Event Highest Injury None
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal --
Injury Total Minor --
Injury Total None 3
Injury Total Serious --
Injury Total All --
Investigating Agency NTSB
NTSB Docket Number (internal use) 1953
NTSB Notification Source --
NTSB Notification Date Jun 27 1986 12:00AM
NTSB Notification Time 730
Fiche Number and/or location -used to find docket information 32431
Date of most recent change to record Jan 2 2001 9:14AM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N44767
NTSB Number MKC86LA135
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 91: General Aviation
Type of Flight Plan filed None
Flight plan Was Activated? --
Damage Substantial
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name PIPER
Aircraft Model PA-28R-200
Aircraft Series Identifier PA-28R-200
Aircraft Serial Number 28R-7535005
Certified Max Gross Weight 2900
Aircraft Category Airplane
Aircraft Registration Class U.S. Registered/U.S. Soil
Aircraft is a homebuilt? No
Flight Crew Seats --
Cabin Crew Seats --
Passenger Seats --
Total number of seats on the aircraft 4
Number of Engines 1
Fixed gear or retractable gear Retractable
Aircraft, Type of Last Inspection 100 Hour
Date of Last Inspection Jun 16 1986 12:00AM
Airframe hours since last inspection 42
Airframe Hours 2712
ELT Installed Yes
ELT Activated No
ELT Aided Location of Event Site Unknown
ELT Type --
Aircraft Owner Name MARVIN L. BARNES
Aircraft Owner Street Address RT. 7, P.O. BOX 534H
Aircraft Owner City MOUNTAIN HOME
Aircraft Owner State AR
Aircraft Owner Country
Aircraft Owner Zipcode 72653
Operator is an individual? --
Operator Name
Operator Same as Owner? Yes
Operator Is Doing Business As --
Operator Address Same as Owner? Yes
Operator Street Address
Operator City
Operator State
Operator Country
Operator Zip code
Operator Code
Owner has at least one certificate None
Other Operator of large aircraft? No
Certified for Part 133 or 137 Operation Unknown
Operator Certificate Number --
Indicates whether an air carrier operation was scheduled or not --
Indicates Domestic or International Flight --
Operator carrying Pax/Cargo/Mail --
Type of Flying (Per_Bus / Primary) Personal
Second Pilot on Board No
Departure Point Same as Event No
Departure Airport Code FLP
Departure City FLIPPIN
Departure State AR
Departure Country
Departure Time 1215
Departure Time Zone CDT
Destination Same as Local Flt --
Destination Airport Code POF
Destination City POPLAR BLUFF
Destination State MO
Destination Country
Specific Phase of Flight Landing
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Jan 2 2001 10:36AM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 0
Runway Length 0
Runway Width 0
Sight Seeing flight No
Air Medical Flight No
Medical Flight --