# NTSB MIA76DLD35: Grumman G-164A, N770ZF, Zellwood, FL, December 23, 1975

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: December 23, 1975
- Place: Zellwood, FL · ZELLWOOD, FL
- Location: 28.7219° N, 81.5732° W: Placed by OpenAirDocs: center of Zellwood, FL, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=28.7219&lon=-81.5732&mi=10
- Phase of flight: [Taxi](https://openairdocs.org/ntsb-phases/250) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report March 10, 1976
- Report: Brief approved by the director
- NTSB case key (mKey): 152107
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MIA76DLD35
- Page: https://openairdocs.org/ntsb/MIA76DLD35

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-4049  75/12/23   ZELLWOOD,FL         GRUMMAN G-164A      CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 47, 8000
        TIME - 0930                    N770ZF              PX-  0  0  0  ASSOC CROP CTL ACTIVITY   TOTAL HOURS, 4400 IN
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            TYPE, NOT INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - ZELLWOOD FARM
        DEPARTURE POINT             INTENDED DESTINATION
          ZELLWOOD,FL                 LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GEAR COLLAPSED                                           TAXI: TO TAKEOFF
        PROBABLE CAUSE(S)
           AIRFRAME - LANDING GEAR: MAIN GEAR-SHOCK ABSORBING ASSY,STRUTS,ATTACHMENTS,ETC.
           MISCELLANEOUS ACTS,CONDITIONS - FATIGUE FRACTURE
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: INADEQUATE INSPECTION OF AIRCRAFT (MAINTENANCE PERSONNEL)
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL - 7000                       KIND OF OPERATION - SPRAYING CROPS
          TYPE OF CHEMICAL USED - LIQUID CHEMICAL-NONTOXIC         PILOT' S SEAT BELT -FASTENED-PROPERLY
          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 -  70
```

## Aircraft

- Registration: [N770ZF](https://openairdocs.org/deregistered/N770ZF-2013-02-26), registration cancelled 2013-02-26, S/N 737, built 1970 (OpenAirDocs)
- Reported make and model: GRUMMAN G-164A
- Registry model: [Grumman G-164A](https://openairdocs.org/model/grumman-g-164a) (registry code 3952704) (OpenAirDocs)
- Registry engine: [Pratt & Whitney R1340 series](https://openairdocs.org/engine/pratt-whitney-r1340-series) (registry code 52016, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Zellwood Farm

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19751223039969A](https://openairdocs.org/incident/19751223039969A), Dec 23, 1975: Grumav G164A, Zellwood, FL, Substantial damage

## Other investigations on N770ZF (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 MIA73FLD24](https://openairdocs.org/ntsb/MIA73FLD24), Oct 21, 1972: Grumman G-164A (N770ZF), Zellwood, FL, substantial damage

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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