# NTSB UNK64X0536: Grumman 164, N489Y, Boca Raton, FL, February 11, 1964

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: February 11, 1964
- Place: Boca Raton, FL · BOCA RATON, FL
- Location: 26.3708° N, 80.1026° W: Placed by OpenAirDocs: center of Boca Raton, FL, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=26.3708&lon=-80.1026&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed
- Report: Brief approved by the director
- NTSB case key (mKey): 185124
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=UNK64X0536
- Page: https://openairdocs.org/ntsb/UNK64X0536

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0339  64/2/11    BOCA RATON FLA      GRUMMAN 164         CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 29, 2200
        TIME - 0800                    N489Y               PX-  0  0  0  AERIAL APPLICATION        TOTAL HOURS, 700 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: SWATH RUN
           COLLISION WITH GROUND/WATER: CONTROLLED                  LANDING: FINAL APPROACH
        PROBABLE CAUSE(S)
           POWERPLANT - MISCELLANEOUS: POWERPLANT FAILURE FOR UNDETERMINED REASONS
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL - 1700                       KIND OF OPERATION - DUSTING CROPS
          KIND OF CROP - OTHER                                     TYPE OF CHEMICAL USED - DRY CHEMICAL-NONTOXIC
          PILOT' S SEAT BELT -FASTENED-PROPERLY                    CRASH HELMET - AVAILABLE-NOT USED
          COCKPIT CRASHPAD - NOT INSTALLED                         CRASH BAR - NOT INSTALLED
          TANK/HOPPER-LOCATION - FORWARD OF PILOT                  TERRAIN-TYPE -LEVEL,FLAT
          ELEVATION-AREA BEING TREATED-FEET -  50                  SWATH RUN-HOW FLOWN - WIND CALM
```

## Aircraft

- Registration: [N489Y](https://openairdocs.org/deregistered/N489Y-1970-06-29), registration cancelled 1970-06-29, S/N 133 (OpenAirDocs)
- Reported make and model: GRUMMAN 164
- Registry model: [Grumman G-164](https://openairdocs.org/model/grumman-g-164) (registry code 3952702) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: 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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