# NTSB LAX77FUJ67: Hiller Acft UH-12E, N50RG, Chandler, AZ, July 2, 1977

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Closed
- Date: July 2, 1977
- Place: Chandler, AZ · CHANDLER, AZ
- Location: 33.3062° N, 111.8413° W: Placed by OpenAirDocs: center of Chandler, AZ, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=33.3062&lon=-111.8413&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 1 serious
- Status: Completed, report August 8, 1977
- Report: Brief approved by the director
- NTSB case key (mKey): 147623
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX77FUJ67
- Page: https://openairdocs.org/ntsb/LAX77FUJ67

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1514   77/7/2    CHANDLER,AZ         HILLER ACFT UH-12E  CR-  0  1  0  MISCELLANEOUS             COMMERCIAL, AGE 49, 9000
        TIME - 0750                    N50RG               PX-  0  0  0  TEST                      TOTAL HOURS, 86 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - CHANDLER
        DEPARTURE POINT             INTENDED DESTINATION
          CHANDLER,AZ                 LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           COLLIDED WITH: WIRES/POLES                               LANDING: POWER-OFF AUTOROTATIVE LANDING
        PROBABLE CAUSE(S)
           POWERPLANT - ENGINE STRUCTURE: CYLINDER ASSEMBLY
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
        FACTOR(S)
           TERRAIN - HIGH OBSTRUCTIONS
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING ON AIRPORT/SEAPLANE BASE/HELIPT.
         FIRE AFTER IMPACT
        REMARKS- NR 6 CYL SEPARATED FROM CASE.
```

## Aircraft

- Registration: [N50RG](https://openairdocs.org/deregistered/N50RG-1999-10-21), registration cancelled 1999-10-21, S/N 1253 (OpenAirDocs)
- Reported make and model: HILLER ACFT UH-12E
- Registry model: [Hiller UH-12E](https://openairdocs.org/model/hiller-uh-12e) (registry code 4360122) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Destroyed
- Airport: Chandler

## 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 19770702018499A](https://openairdocs.org/incident/19770702018499A), Jul 2, 1977: Hiller UH12C, Chandler, AZ, Destroyed. Nr 6 cyl separated from case.

## Other investigations on N50RG (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 LAX77DUJ24](https://openairdocs.org/ntsb/LAX77DUJ24), Jan 16, 1977: Hiller Acft UH-12E (N50RG), Chandler, AZ, 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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