# NTSB OAK68F0180: Stinson L-5, N9881F, Okuma, JA, September 3, 1967

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: September 3, 1967
- Place: Okuma, JA · OKUMA,OKINAWA, Japan
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report March 4, 1968
- Report: Brief approved by the director
- NTSB case key (mKey): 113426
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=OAK68F0180
- Page: https://openairdocs.org/ntsb/OAK68F0180

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
6-0092   67/9/3    OKUMA,OKINAWA       STINSON L-5         CR-  0  0  1  INSTRUCTIONAL             STUDENT, AGE 21, 68 TOTAL
        TIME - 1020                    N9881F              PX-  0  0  0  TRAINING                  HOURS, 7 IN TYPE, NOT
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        NAME OF AIRPORT - OKUMA
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GROUND-WATER LOOP-SWERVE                                 LANDING: ROLL
           NOSE OVER/DOWN                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO MAINTAIN DIRECTIONAL CONTROL
        FACTOR(S)
           WEATHER - UNFAVORABLE WIND CONDITIONS
        WEATHER BRIEFING - BRIEFED BY WEATHER BUREAU PERSONNEL, IN PERSON
        WEATHER FORECAST - FORECAST SUBSTANTIALLY CORRECT
        EMERGENCY CIRCUMSTANCES - PRECAUTIONARY LANDING ON AIRPORT
                                  SUSPECTED MECHANICAL DISCREPANCY
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          BROKEN                                                    1700
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          3 MILES OR LESS                                          RAIN SHOWERS
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  RELATIVE BEARING OF WIND
          NONE                                                     RIGHT CROSS WIND 068-112 DEGREES
        WIND DIRECTION-DEGREES                                   WIND VELOCITY-KNOTS
          120                                                       10
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      VFR
        REMARKS- RT.CROSS WIND 80 DEGREES 10 KTS,GUSTING 12 KTS.
```

## Aircraft

- Registration: [N9881F](https://openairdocs.org/deregistered/N9881F-1971-01-04), registration cancelled 1971-01-04, S/N 42-14984 (OpenAirDocs)
- Reported make and model: STINSON L-5
- Registry model: [Stinson L-5](https://openairdocs.org/model/stinson-l-5) (registry code 8630202) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Okuma

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.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.