Aircraft Accident/Incident Report

Deming, New Mexico 88030
Saturday, June 22, 1985 8:30 MDT

NTSB Narrative Summary Released at Completion of Accident

THE PLT TOLD FAA HE WAS SPRAYING A COTTON FIELD AND WAS TURNING AROUND FROM A SWATH RUN WHEN THE PROPELLER FEATHERED. THE PLT TOLD NTSB THAT THE ACFT 'PITCHED UPWARD AND LOST POWER.' ACFT TYPE CERTIFICATE SHOWS THAT A HAMILTON STANDARD PROPELLER M/N 2D30/6101A-12-13-14 IS INSTALLED. PROPELLER REMOVED FROM ACFT WAS A HARTZELL M/N HCB3W30-2B, AN UNAPPROVED INSTALLATION. PROP DISASSEMBLY REVEALED A SPACER HAD BEEN PLACED IN RING ASSEMBLY, MAKING IT IMPOSSIBLE FOR PROP TO FEATHER. BLADE CLAMPS INSIDE PROP HUB WEE BROKEN. NO. 1 BLADE WAS IN FEATHERED POSITION, NO. 2 BLADE WAS NEAR FEATHER, AND NO. 3 BLADE WAS PAST FEATHER. THERE WAS NO EVIDENCE OF AN OIL LOSS OR PROP GOVERNOR FAILURE/MALFUNCTION.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 6/22/1985
Event Day of the Week Saturday
Time of Event 830
Event Time Zone Mountain Daylight Time
Event City DEMING
Event State NEW MEXICO
Event Country --
Zipcode of the event site 88030
Event Date Year 1985
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 8
Degrees magnetic from airport 220
Airport Elevation --
Weather Briefing Completeness Unknown
Investigator's weather source Weather Observation Facility
Time of the weather observation 851 Mountain Daylight Time
Direction of event from weather observation facility (degrees) 43
Weather Observation Facility ID DMN
Elevation of weather observation facility 4309
Distance of event from weather observation facility (units?) 8
Time Zone of the weather observation MDT
Lighting Conditions Day
Lowest Ceiling Height 0
Lowest Non-Ceiling Height 10000
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) 60
Air Temperature at event time (in degrees celsius) 27
Dew Point at event time (in degress fahrenheit) 4
Wind Direction (degrees magnetic) 230
Variable Wind Indicator Unknown
Wind Speed (knots) 6
Wind Velocity Indicator Unknown
Wind Gust Indicator Not Gusting
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) 30
Density Altitude (feet) 5170
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 1
Injury Total Serious --
Injury Total All --
Investigating Agency NTSB
NTSB Docket Number (internal use) 1739
NTSB Notification Source --
NTSB Notification Date Jun 26 1985 12:00AM
NTSB Notification Time 1548
Fiche Number and/or location -used to find docket information 29116
Date of most recent change to record Jan 2 2001 9:15AM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N5337
NTSB Number DEN85LA173
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 137: Agricultural
Type of Flight Plan filed None
Flight plan Was Activated? --
Damage Substantial
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name GRUMMAN
Aircraft Model G-164A
Aircraft Series Identifier G-164A
Aircraft Serial Number 628
Certified Max Gross Weight 4500
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 1
Number of Engines 1
Fixed gear or retractable gear Fixed
Aircraft, Type of Last Inspection 100 Hour
Date of Last Inspection Feb 18 1985 12:00AM
Airframe hours since last inspection 61
Airframe Hours 4102
ELT Installed No
ELT Activated No
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name WALTER L. BENNETT
Aircraft Owner Street Address 2017 S. NICKEL
Aircraft Owner City DEMING
Aircraft Owner State NM
Aircraft Owner Country
Aircraft Owner Zipcode 88030
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 Yes - certificate holder
Other Operator of large aircraft? No
Certified for Part 133 or 137 Operation Agriculture
Operator Certificate Number --
Indicates whether an air carrier operation was scheduled or not Unknown
Indicates Domestic or International Flight Unknown
Operator carrying Pax/Cargo/Mail Unknown
Type of Flying (Per_Bus / Primary) Aerial Application
Second Pilot on Board No
Departure Point Same as Event No
Departure Airport Code
Departure City DEMING
Departure State NM
Departure Country
Departure Time 800
Departure Time Zone MDT
Destination Same as Local Flt dest & departure same, accident can occur anywhere
Destination Airport Code
Destination City
Destination State
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 --
Runway Width --
Sight Seeing flight No
Air Medical Flight No
Medical Flight --