# NTSB ANC68F0055: Piper PA-22, N8520D, Kenai, AK, September 22, 1967

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: September 22, 1967
- Place: Kenai, AK · KENAI, AK
- Location: 60.5618° N, 151.2105° W: Placed by OpenAirDocs: center of Kenai, AK, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=60.5618&lon=-151.2105&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 3 uninjured
- Status: Completed, report December 15, 1967
- Report: Brief approved by the director
- NTSB case key (mKey): 113720
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC68F0055
- Page: https://openairdocs.org/ntsb/ANC68F0055

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3435  67/9/22    KENAI,ALAS          PIPER PA-22         CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 33, 463
        TIME - 1730                    N8520D              PX-  0  0  2  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 170 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - ARNESS
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GROUND-WATER LOOP-SWERVE                                 LANDING: ROLL
           GEAR COLLAPSED                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - ATTEMPTED OPERATION W/KNOWN DEFICIENCIES IN EQUIPMENT
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
           AIRFRAME - LANDING GEAR: BRAKING SYSTEM (NORMAL SYSTEM)
           MISCELLANEOUS ACTS,CONDITIONS - LOW FLUID LEVEL
           MISCELLANEOUS ACTS,CONDITIONS - LEAK/LEAKAGE
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
        REMARKS- INTENTIONAL GROUND LOOP. LOSS OF BRAKE FLUID DUE TO LEAK IN BRAKE MASTER CYLINDER.
```

## Aircraft

- Registration: [N8520D](https://openairdocs.org/deregistered/N8520D-2022-10-01), registration cancelled 2022-10-01, S/N 22-5748 (OpenAirDocs)
- Reported make and model: PIPER PA-22
- Registry model: [Piper PA-20](https://openairdocs.org/model/piper-pa-20) (registry code 7102002) (OpenAirDocs)
- Registry engine: [Lycoming 0-320 series](https://openairdocs.org/engine/lycoming-0-320-series) (registry code 41508, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Arness

## Other investigations on N8520D (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 ANC71DAG81](https://openairdocs.org/ntsb/ANC71DAG81), Mar 27, 1971: Piper PA-22 (N8520D), Port Alswrth, AK, 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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