# NTSB UNK65X0990: Derringer D-1, N88941, Palos Verdes, CA, December 12, 1964

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: December 12, 1964
- Place: Palos Verdes, CA · PALOS VERDES, CA
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 1 fatal
- Status: Completed, report January 29, 1965
- Report: Brief approved by the director
- NTSB case key (mKey): 180630
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=UNK65X0990
- Page: https://openairdocs.org/ntsb/UNK65X0990

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
2-0793  64/12/12 NR.PALOS VERDES CAL   DERRINGER D-1       CR-  1  0  0  MISCELLANEOUS             COMMERCIAL, AGE 40, 7600
        TIME - 0948                    N88941              PX-  0  0  0  TEST                      TOTAL HOURS, 128 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            INSTRUMENT RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           AIRFRAME FAILURE: IN FLIGHT                              IN FLIGHT: NORMAL CRUISE
           MISSING AIRCRAFT,NOT RECOVERED                           IN FLIGHT: NORMAL CRUISE
        PROBABLE CAUSE(S)
          FLT CONTROLS-L HORIZ STABILIZER FAILED UNDETERM.
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - AIRCRAFT CAME TO REST IN WATER
           MISCELLANEOUS ACTS,CONDITIONS - SEPARATION IN FLIGHT
        REMARKS- ACFT SANK IN 37 FTHMS OF WATER.WRCKGE UNRCUVRBLE
```

## Aircraft

- Registration: [N88941](https://openairdocs.org/deregistered/N88941-1965-02-08), registration cancelled 1965-02-08, S/N 1, built 1964 (OpenAirDocs)
- Reported make and model: DERRINGER D-1
- Registry model: [Wing D-1](https://openairdocs.org/model/wing-d-1) (registry code 9690302) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed

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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