# NTSB OAK72FVW20: Hughes 269C, N9636F, Las Vegas, NV, December 11, 1971

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: December 11, 1971
- Place: Las Vegas, NV · LAS VEGAS, NV
- Location: 36.1750° N, 115.1372° W: Placed by OpenAirDocs: center of Las Vegas, NV, within about 7 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=36.1750&lon=-115.1372&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 2 minor
- Status: Completed, report April 17, 1972
- Report: Brief approved by the director
- NTSB case key (mKey): 164494
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=OAK72FVW20
- Page: https://openairdocs.org/ntsb/OAK72FVW20

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3347  71/12/11   LAS VEGAS,NEV       HUGHES 269C         CR-  0  0  2  MISCELLANEOUS             COMMERCIAL, AGE 37, 1991
        TIME - 0409                    N9636F              PX-  0  0  0  SEARCH AND RESCUE         TOTAL HOURS, 348 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          LAS VEGAS,NEV               LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: WIRES/POLES                               IN FLIGHT: LOW PASS
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO SEE AND AVOID OBJECTS OR OBSTRUCTIONS
           MISCELLANEOUS ACTS,CONDITIONS - DISREGARD OF GOOD OPERATING PRACTICE
           MISCELLANEOUS ACTS,CONDITIONS - PILOT FATIGUE
        FACTOR(S)
           TERRAIN - HIGH OBSTRUCTIONS
        REMARKS- PLT FLEW HEL UNDER PWR LINES,HIT FONE CABLE,CRASHED INTO DITCH.PLT FLEW 4.9 HRS BFR ACDNT OCRD.
```

## Aircraft

- Registration: [N9636F](https://openairdocs.org/deregistered/N9636F-1981-10-14), registration cancelled 1981-10-14, S/N 1000057 (OpenAirDocs)
- Reported make and model: HUGHES 269C
- Registry model: [Hughes 269C](https://openairdocs.org/model/hughes-269c) (registry code 4470504) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Substantial damage

## Other investigations on N9636F (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 MIA77FKJ34](https://openairdocs.org/ntsb/MIA77FKJ34), Apr 20, 1977: Hughes 269C (N9636F), Clanton, AL, 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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