# NTSB UNK64X4107: Bell 47G2, N7888B, Tyone, AK, September 22, 1964

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: September 22, 1964
- Place: Tyone, AK · TYONE, AK
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report January 26, 1965
- Report: Brief approved by the director
- NTSB case key (mKey): 184140
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=UNK64X4107
- Page: https://openairdocs.org/ntsb/UNK64X4107

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
2-0777  64/9/22    TYONE LAKE ALAS     BELL 47G2           CR-  0  0  1  COMMERCIAL                COMMERCIAL, FL.INSTR.,
        TIME - 1725                    N7888B              PX-  0  0  0  AIR TAXI-CARGO            AGE 53, 22000 TOTAL
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            HOURS, 8000 IN TYPE, NOT
                                                                                                   INSTRUMENT RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            TAKEOFF: INITIAL CLIMB
           HARD LANDING                                             LANDING: POWER-OFF AUTOROTATIVE LANDING
        PROBABLE CAUSE(S)
           POWERPLANT - FUEL SYSTEM: CARBURETOR
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - AIRCRAFT CAME TO REST IN WATER
        PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON WATER
        REMARKS- CARB FLOODED-FLOAT RUBBING ON CHAMBER.
```

## Aircraft

- Registration: [N7888B](https://openairdocs.org/aircraft/N7888B), registered now, S/N 2024, built 1958 (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 N7888B (2)

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 FTW78DRG08](https://openairdocs.org/ntsb/FTW78DRG08), Oct 20, 1977: Bell 47G-2 (N7888B), Edinburg, TX, substantial damage
- [NTSB ANC65A0053](https://openairdocs.org/ntsb/ANC65A0053), May 30, 1965: Bell 47G2 (N7888B), Port Moller, 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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