# NTSB FTW69F0097: Piper PA-25, N7177Z, Pharr, TX, June 24, 1968

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: June 24, 1968
- Place: Pharr, TX · PHARR, TX
- Location: 26.1634° N, 98.1939° W: Placed by OpenAirDocs: center of Pharr, TX, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=26.1634&lon=-98.1939&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report August 29, 1968
- Report: Brief approved by the director
- NTSB case key (mKey): 109896
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW69F0097
- Page: https://openairdocs.org/ntsb/FTW69F0097

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2036  68/6/24    PHARR,TEX           PIPER PA-25         CR-  0  0  1  COMMERCIAL                COMMERCIAL, FL.INSTR.,
        TIME - 0700                    N7177Z              PX-  0  0  0  AERIAL APPLICATION        AGE 45, 12000 TOTAL
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            HOURS, 2500 IN TYPE,
                                                                                                   INSTRUMENT RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: PULLUP FROM SWATH RUN
           GEAR COLLAPSED                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           POWERPLANT - ENGINE STRUCTURE: CRANKSHAFT
           MISCELLANEOUS ACTS,CONDITIONS - SHEARED
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL - 2500                       KIND OF OPERATION - SPRAYING CROPS
          KIND OF CROP - COTTON                                    TYPE OF CHEMICAL USED - LIQUID CHEMICAL-TOXIC
          PILOT' S SEAT BELT -UNKNOWN/NOT REPORTED                 GLOVES - NOT USED
          GOGGLES - NOT USED                                       CRASH HELMET - AVAILABLE USED
          COCKPIT CRASHPAD - INSTALLED                             CRASH BAR - NOT INSTALLED
          TANK/HOPPER-LOCATION - FORWARD OF PILOT                  TERRAIN-TYPE -LEVEL,FLAT
          ELEVATION-AREA BEING TREATED-FEET -  100                 SWATH RUN-HOW FLOWN - WIND CALM
          PROCEDURE TURNAROUND - FIRST 1/3 TURN
        REMARKS- CRANK SHAFT DOWEL PIN SHEARED. P/N STD 1065.
```

## Aircraft

- Registration: [N7177Z](https://openairdocs.org/deregistered/N7177Z-1974-11-21), registration cancelled 1974-11-21, S/N 25-3048 (OpenAirDocs)
- Reported make and model: PIPER PA-25
- Registry model: [Piper PA-25-235](https://openairdocs.org/model/piper-pa-25-235) (registry code 7102504) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage

## Other investigations on N7177Z (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB FTW66F0112](https://openairdocs.org/ntsb/FTW66F0112), Jun 22, 1965: Piper PA-25 (N7177Z), Harlingen, TX, destroyed

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

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