# NTSB SEA69A0007: Commonwlth 9000, N18008, Vancouver, WA, July 21, 1968

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: July 21, 1968
- Place: Vancouver, WA · VANCOUVER, WA
- Location: 45.6387° N, 122.6615° W: Placed by OpenAirDocs: center of Vancouver, WA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=45.6387&lon=-122.6615&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 1 fatal
- Status: Completed, report February 5, 1969
- Report: Brief approved by the director
- NTSB case key (mKey): 108653
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA69A0007
- Page: https://openairdocs.org/ntsb/SEA69A0007

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-4260  68/7/21    VANCOUVER,WASH      COMMONWLTH 9000     CR-  1  0  0  MISCELLANEOUS             PRIVATE, AGE 53, 610
        TIME - 1538                    N18008              PX-  0  0  0  TEST                      TOTAL HOURS, 4 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - EVERGREEN
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           STALL                                                    TAKEOFF: INITIAL CLIMB
        PROBABLE CAUSE(S)
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: IMPROPER MAINTENANCE (OWNER PERSONNEL)
           SYSTEMS - FLIGHT CONTROL SYSTEMS: ELEVATOR AND ELEVATOR TAB CONTROL SYSTEM
           MISCELLANEOUS ACTS,CONDITIONS - CROSSED
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
        REMARKS- ELEVATOR CONTROLS INSTALLED IN REVERSE BY PLT/OWNER.
```

## Aircraft

- Registration: [N18008](https://openairdocs.org/aircraft/N18008), registered now, S/N 549, built 1937 (OpenAirDocs)
- Reported make and model: COMMONWLTH 9000
- Registry model: [Rearwin 9000](https://openairdocs.org/model/rearwin-9000) (registry code 2371412) (OpenAirDocs)
- Registry engine: [Warner SCA JR series](https://openairdocs.org/engine/warner-sca-jr-series) (registry code 64501, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed
- Airport: Evergreen

## Other investigations on N18008 (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 UNK64X1695](https://openairdocs.org/ntsb/UNK64X1695), May 10, 1964: Cmnwealth 9000 (N18008), Ottawa, IL, 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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