# NTSB UNK65X0582: Boeing PT17, N67999, Hakalau, HI, November 6, 1964

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: November 6, 1964
- Place: Hakalau, HI · HAKALAU, HI
- Location: 19.8971° N, 155.1264° W: Placed by OpenAirDocs: center of Hakalau, HI, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=19.8971&lon=-155.1264&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 1 minor
- Status: Completed, report January 29, 1965
- Report: Brief approved by the director
- NTSB case key (mKey): 181151
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=UNK65X0582
- Page: https://openairdocs.org/ntsb/UNK65X0582

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3739   64/11/6   HAKALAU HAWAII      BOEING PT17         CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 44, 8500
        TIME - 0855                    N67999              PX-  0  0  0  ASSOC CROP CTL ACTIVITY   TOTAL HOURS, 4000 IN
                                       DAMAGE-DESTROYED    OT-  0  0  0                            TYPE, NOT INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - HAKALU
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           STALL: MUSH                                              TAKEOFF: INITIAL CLIMB
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL - 4000                       KIND OF OPERATION - FERTILIZING (DUST)
          KIND OF CROP - OTHER                                     TYPE OF CHEMICAL USED - DRY CHEMICAL-NONTOXIC
          PILOT' S SEAT BELT -FASTENED-PROPERLY                    GLOVES - NOT USED
          GOGGLES - NOT USED                                       CRASH HELMET - AVAILABLE USED
          COCKPIT CRASHPAD - NOT INSTALLED                         CRASH BAR - NOT INSTALLED
          TANK/HOPPER-LOCATION - FORWARD OF PILOT                  TERRAIN-TYPE -LEVEL,FLAT
          ELEVATION-AREA BEING TREATED-FEET -  500
```

## Aircraft

- Registration: [N67999](https://openairdocs.org/deregistered/N67999-1965-01-28), registration cancelled 1965-01-28, S/N 75-5496 (OpenAirDocs)
- Reported make and model: BOEING PT17
- Registry model: [Boeing E75N1](https://openairdocs.org/model/boeing-e75n1) (registry code 1380154) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed
- Airport: Hakalu

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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