# NTSB SEA66A0031: Hiller UH-12B, N7212H, Federal Way, WA, November 11, 1965

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: November 11, 1965
- Place: Federal Way, WA · FEDERAL WAY, WA
- Location: 47.3116° N, 122.3378° W: Placed by OpenAirDocs: center of Federal Way, WA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=47.3116&lon=-122.3378&mi=10
- Phase of flight: [Approach](https://openairdocs.org/ntsb-phases/500) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report February 1, 1966
- Report: Brief approved by the director
- NTSB case key (mKey): 174888
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA66A0031
- Page: https://openairdocs.org/ntsb/SEA66A0031

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
2-0852  65/11/11   FEDERAL WAY WASH    HILLER UH-12B       CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 30, 153
        TIME - 1300                    N7212H              PX-  0  0  0  BUSINESS                  TOTAL HOURS, 48 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: DIRT BANK                                 LANDING: FINAL APPROACH
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO SEE AND AVOID OBJECTS OR OBSTRUCTIONS
        REMARKS- TAIL ROTOR STRUCK DIRT PILE WHEN HELICOPTER WAS FLARED TO REDUCE FORWARD SPEED.
```

## Aircraft

- Registration: [N7212H](https://openairdocs.org/aircraft/N7212H), registered now, S/N 212, built 1956 (OpenAirDocs)
- Reported make and model: HILLER UH-12B
- Registry model: [Hiller UH-12B](https://openairdocs.org/model/hiller-uh-12b) (registry code 4360110) (OpenAirDocs)
- Registry engine: [Franklin 6V4 series](https://openairdocs.org/engine/franklin-6v4-series) (registry code 27033, reciprocating) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: 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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