# NTSB LAX81FVW17: Hiller Acft UH-12B, N94525, Las Vegas, NV, August 22, 1981

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: August 22, 1981
- 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: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 3 uninjured
- Status: Completed, report September 3, 1981
- Report: Brief approved by the director
- NTSB case key (mKey): 125124
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX81FVW17
- Page: https://openairdocs.org/ntsb/LAX81FVW17

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1794  81/8/22    LAS VEGAS,NV        HILLER ACFT UH-12B  CR-  0  0  1  NONCOMMERCIAL             COMMERCIAL, AGE 33, 253
        TIME - 1345                    N94525              PX-  0  0  2  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 3 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - NORTH LAS VEGAS
        DEPARTURE POINT             INTENDED DESTINATION
          LAS VEGAS,NV                LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           HARD LANDING                                             LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - MISJUDGED DISTANCE AND ALTITUDE
        FACTOR(S)
           PILOT IN COMMAND - LACK OF FAMILIARITY WITH AIRCRAFT
           WEATHER - HIGH DENSITY ALTITUDE
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          CLEAR                                                    UNLIMITED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  RELATIVE BEARING OF WIND
          NONE                                                     UNKNOWN/NOT REPORTED
        TEMPERATURE-F                                            TYPE OF WEATHER CONDITIONS
           95                                                      VFR
        TYPE OF FLIGHT PLAN
          NONE
        REMARKS- D/A APRX 5000FT.
```

## Aircraft

- Registration: [N94525](https://openairdocs.org/deregistered/N94525-2013-03-20), registration cancelled 2013-03-20, S/N 299, built 1951 (OpenAirDocs)
- Reported make and model: HILLER ACFT UH-12B
- Registry model: [Hiller UH-12B](https://openairdocs.org/model/hiller-uh-12b) (registry code 4360110) (OpenAirDocs)
- Registry engine: [Franklin 6A&6V335 series](https://openairdocs.org/engine/franklin-6a-6v335-series) (registry code 27020, reciprocating) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Substantial damage
- Airport: North Las Vegas

## 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 19810822050919A](https://openairdocs.org/incident/19810822050919A), Aug 22, 1981: Hiller UH12B, Las Vegas, NV, Substantial damage. Pilot misjudged landing. Made hard landing and tail boom failed.

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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