LAX74DUJ04

NTSB accident investigation · Grumman G-164A · Tonapah, AZ · July 19, 1973

Accident · Minor injuriesClosed
Date
July 19, 1973
Place
Tonapah, AZ · TONAPAH, AZ
Injuries
1 minor
Damage
Substantial damage
Phase of flight
Maneuvering
Aircraft
N7232Grumman G-164A
Status
Completed · report October 2, 1973
Report
Brief approved by the director
FAA report
19730719024739A
Case key
189324

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
----------------------------------------------------------------------------------------------------------------------------
3-2250  73/7/19    TONAPAH,ARIZ        GRUMMAN G-164A      CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 42, 10250
        TIME - 0610                    N7232               PX-  0  0  0  AERIAL APPLICATION        TOTAL HOURS, 2950 IN
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            TYPE, NOT INSTRUMENT
                                                                                                   RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          BUCKEYE,ARIZ                LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: SWATH RUN
           NOSE OVER/DOWN                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           POWERPLANT - ENGINE STRUCTURE: MASTER AND CONNECTING RODS
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
           MISCELLANEOUS ACTS,CONDITIONS - DISCONNECTED
           TERRAIN - WET,SOFT GROUND
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL - 8750                       KIND OF OPERATION - SPRAYING CROPS
          KIND OF CROP - COTTON                                    TYPE OF CHEMICAL USED - LIQUID CHEMICAL-TOXIC
          GLOVES - NOT USED                                        GOGGLES - NOT USED
          CRASH HELMET - AVAILABLE USED                            COCKPIT CRASHPAD - INSTALLED
          CRASH BAR - INSTALLED                                    TANK/HOPPER-LOCATION - FORWARD OF PILOT
          TERRAIN-TYPE -LEVEL,FLAT                                 ELEVATION-AREA BEING TREATED-FEET -  950
          SWATH RUN-HOW FLOWN - WIND CALM
        REMARKS- MASTER ROD,P/N-232292,FAILED AT WRIST PIN.

Aircraft

Registration
N7232
Reported as
Grumman G-164A
Category
Airplane
Engine
reciprocating
Damage
Substantial damage

FAA reports on this event · 1

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