# NTSB ANC66A0004: Bell 47G2, N977B, Kakhonak, AK, August 17, 1965

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: August 17, 1965
- Place: Kakhonak, AK · KAKHONAK, AK
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 3 uninjured
- Status: Completed, report October 26, 1965
- Report: Brief approved by the director
- NTSB case key (mKey): 177237
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC66A0004
- Page: https://openairdocs.org/ntsb/ANC66A0004

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
2-0549  65/8/17  NR.KAKHONAK ALAS      BELL 47G2           CR-  0  0  1  COMMERCIAL                COMMERCIAL, FL.INSTR.,
        TIME - 1030                    N977B               PX-  0  0  2  AIR TAXI-PASSG            AGE 32, 4300 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            850 IN TYPE, NOT
                                                                                                   INSTRUMENT RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: OBJECT                                    IN FLIGHT: HOVERING
           ROLL OVER                                                IN FLIGHT: HOVERING
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
        REMARKS-  CROSS TUBE HOOKED FUEL DRUM HOSE DURING TAKE OFF HOVER MADE TOO CLOSE TO FUEL DRUM
```

## Aircraft

- Registration: [N977B](https://openairdocs.org/deregistered/N977B-2015-05-15), registration cancelled 2015-05-15, S/N 1337, built 1955 (OpenAirDocs)
- Reported make and model: BELL 47G2
- Registry model: [Bell 47G-2](https://openairdocs.org/model/bell-47g-2) (registry code 1181008) (OpenAirDocs)
- Registry engine: [Lycoming VO-435 series](https://openairdocs.org/engine/lycoming-vo-435-series) (registry code 41525, reciprocating) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Substantial damage

## Other investigations on N977B (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 ANC71FAA19](https://openairdocs.org/ntsb/ANC71FAA19), Sep 25, 1970: Bell 47G-2 (N977B), Fairbanks, AK, 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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