# NTSB ANC80DA068: Hughes 369B, N8363F, Chokosna, AK, July 12, 1980

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: July 12, 1980
- Place: Chokosna, AK · CHOKOSNA, AK
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report September 22, 1980
- Report: Brief approved by the director
- NTSB case key (mKey): 129496
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC80DA068
- Page: https://openairdocs.org/ntsb/ANC80DA068

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1956  80/7/12    CHOKOSNA,AK         HUGHES 369B         CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 33, 2894
        TIME - 1330                    N8363F              PX-  0  0  0  OTHER                     TOTAL HOURS, 1156 IN
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            TYPE, NOT INSTRUMENT
                                                                                                   RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          CHOKOSNA,AK                 MT NELSON,AK
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           PROPELLER/ROTOR FAILURE: TAIL ROTOR                      IN FLIGHT: NORMAL CRUISE
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - SEPARATION IN FLIGHT
        REMARKS- CARGO SLING NOT WEIGHTED,FLEW BACK INTO TAIL ROTOR.T/R,GEAR BOX SEPD.
```

## Aircraft

- Registration: [N8363F](https://openairdocs.org/deregistered/N8363F-1991-11-18), registration cancelled 1991-11-18, S/N 270081D (OpenAirDocs)
- Reported make and model: HUGHES 369B
- Registry model: [Hughes Helicopters HUGHES 369D](https://openairdocs.org/model/hughes-helicopters-hughes-369d) (registry code 4470706) (OpenAirDocs)
- Category: Helicopter
- Engines: turbo jet
- Damage: Substantial damage

## 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 19800712025579A](https://openairdocs.org/incident/19800712025579A), Jul 12, 1980: Hughes 369D, Chokosna, AK, Substantial damage. Sling load cable trailing without load or weighted. Caught in tail rotor. Rotor separated. Rolled over landing.

## Other investigations on N8363F (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 ANC81FA100](https://openairdocs.org/ntsb/ANC81FA100), Aug 27, 1981: Hughes 369D (N8363F), Lk Minchumina, AK, 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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