# NTSB SEA67A0060: Hiller UH-12E, N5388V, Orofino, ID, April 21, 1967

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: April 21, 1967
- Place: Orofino, ID · OROFINO, ID
- Location: 46.4849° N, 116.2530° W: Placed by OpenAirDocs: center of Orofino, ID, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=46.4849&lon=-116.2530&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report July 14, 1967
- Report: Brief approved by the director
- NTSB case key (mKey): 117728
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA67A0060
- Page: https://openairdocs.org/ntsb/SEA67A0060

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
2-0150  67/4/21  NR.OROFINO,ID         HILLER UH-12E       CR-  0  0  1  COMMERCIAL                COMMERCIAL, FL.INSTR.,
        TIME - 1030                    N5388V              PX-  0  0  0  AERIAL APPLICATION        AGE 43, 16000 TOTAL
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            HOURS, 1700 IN TYPE, NOT
                                                                                                   INSTRUMENT RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: WIRES/POLES                               IN FLIGHT: SWATH RUN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO SEE AND AVOID OBJECTS OR OBSTRUCTIONS
        FACTOR(S)
           PERSONNEL - MISCELLANEOUS-PERSONNEL: OTHER
           TERRAIN - HIGH OBSTRUCTIONS
        EMERGENCY CIRCUMSTANCES - PRECAUTIONARY LANDING OFF AIRPORT
                                  SUSPECTED OR KNOWN AIRCRAFT DAMAGE
                                  PROP/ENGINE VIBRATION
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL - UNKNOWN/NOT REPORTED       KIND OF OPERATION - SEEDING CROPS
          KIND OF CROP - OTHER                                     PILOT' S SEAT BELT -UNKNOWN/NOT REPORTED
          CRASH HELMET - AVAILABLE-NOT USED                        COCKPIT CRASHPAD - NOT INSTALLED
          CRASH BAR - NOT INSTALLED                                TANK/HOPPER-LOCATION - SIDES
          TERRAIN-TYPE -MOUNTAINOUS                                ELEVATION-AREA BEING TREATED-FEET -  1550
          SWATH RUN-HOW FLOWN - WIND CALM
        REMARKS- UNMARKED STRAND OF WIRE STRUNG ACROSS CANYON AFTER PLT CHECKED AREA BEFORE STARTING GRASS SEEDING.
```

## Aircraft

- Registration: [N5388V](https://openairdocs.org/deregistered/N5388V-2021-05-08), registration cancelled 2021-05-08, S/N 2099, built 1963 (OpenAirDocs)
- Reported make and model: HILLER 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

## Other investigations on N5388V (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 SEA00TA013](https://openairdocs.org/ntsb/SEA00TA013), Nov 2, 1999: Hiller UH-12E (N5388V), Stites, ID, substantial damage. Probable cause: Inadequate inspection of the control rotor cuff by a company mechanic and subsequent fatigue fracture of the cuff, resulting in an inflight separation of the control rotor blade. Factors contributing…

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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