# NTSB CHI80FEX31: Hiller Acft UH-12E, N492HS, Milan, IN, August 19, 1980

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: August 19, 1980
- Place: Milan, IN · MILAN, IN
- Location: 39.1252° N, 85.1202° W: Placed by OpenAirDocs: center of Milan, IN, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=39.1252&lon=-85.1202&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report October 9, 1980
- Report: Brief approved by the director
- NTSB case key (mKey): 129676
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI80FEX31
- Page: https://openairdocs.org/ntsb/CHI80FEX31

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2100  80/8/19    MILAN,IN            HILLER ACFT UH-12E  CR-  0  0  1  MISCELLANEOUS             COMMERCIAL, AGE 32, 5621
        TIME - 1600                    N492HS              PX-  0  0  0  FERRY                     TOTAL HOURS, 728 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          BATESVILLE,IN               ELROD,IN
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           ROLL OVER                                                LANDING: POWER-OFF AUTOROTATIVE LANDING
        PROBABLE CAUSE(S)
           POWERPLANT - MISCELLANEOUS: POWERPLANT FAILURE FOR UNDETERMINED REASONS
        FACTOR(S)
           TERRAIN - WET,SOFT GROUND
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- SKID FAILED DRG FORCED LNDG ON SOFT TRRN.
```

## Aircraft

- Registration: [N492HS](https://openairdocs.org/aircraft/N492HS), registered now, S/N 1141, built 1959 (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)
- Registry engine: [Lycoming VO-540 series](https://openairdocs.org/engine/lycoming-vo-540-series) (registry code 41534, reciprocating) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- 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 19800819036939A](https://openairdocs.org/incident/19800819036939A), Aug 19, 1980: Hiller UH12E, Milan, IN, Substantial damage. Engine quit. Made autorotation landing on soft ground. Rolled over. Conditions good for carb ice. Carb heat off.

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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