# NTSB SEA65F0047: Piper PA-22, N9740D, Troutdale, OR, April 25, 1965

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: April 25, 1965
- Place: Troutdale, OR · TROUTDALE, OR
- Location: 45.5392° N, 122.3927° W: Placed by OpenAirDocs: center of Troutdale, OR, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=45.5392&lon=-122.3927&mi=10
- Phase of flight: [Taxi](https://openairdocs.org/ntsb-phases/250) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report June 17, 1965
- Report: Brief approved by the director
- NTSB case key (mKey): 178854
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA65F0047
- Page: https://openairdocs.org/ntsb/SEA65F0047

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0932  65/4/25    TROUTDALE OREG      PIPER PA-22         CR-  0  0  1  INSTRUCTIONAL             STUDENT, AGE 21, 21 TOTAL
        TIME - 1419                    N9740D              PX-  0  0  0  SOLO                      HOURS, ALL IN TYPE, NOT
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        NAME OF AIRPORT - TROUTDALE
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GROUND-WATER LOOP-SWERVE                                 TAXI: TO TAKEOFF
           NOSE OVER/DOWN                                           TAXI: TO TAKEOFF
        PROBABLE CAUSE(S)
           AIRFRAME - LANDING GEAR: BRAKING SYSTEM (NORMAL SYSTEM)
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
        REMARKS- MATERIAL FAILURE MASTER CYLINDER DIAPHRAM       AM
```

## Aircraft

- Registration: [N9740D](https://openairdocs.org/aircraft/N9740D), registered now, S/N 22-6653, built 1959 (OpenAirDocs)
- Reported make and model: PIPER PA-22
- Registry model: [Piper PA-22-160](https://openairdocs.org/model/piper-pa-22-160) (registry code 7102214) (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: Troutdale

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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