# NTSB SEA75DYG09: Piper PA-23, N3173P, Richland, WA, August 25, 1974

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: August 25, 1974
- Place: Richland, WA · RICHLAND, WA
- Location: 46.2857° N, 119.2845° W: Placed by OpenAirDocs: center of Richland, WA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=46.2857&lon=-119.2845&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report October 15, 1974
- Report: Brief approved by the director
- NTSB case key (mKey): 136810
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA75DYG09
- Page: https://openairdocs.org/ntsb/SEA75DYG09

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2813  74/8/25    RICHLAND,WASH       PIPER PA-23         CR-  0  0  2  INSTRUCTIONAL             COMMERCIAL, FL.INSTR.,
        TIME - 1545                    N3173P              PX-  0  0  0  DUAL                      AGE 34, 2225 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            15 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - WALLA WALLA
        DEPARTURE POINT             INTENDED DESTINATION
          RICHLAND,WASH               LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: CLIMB TO CRUISE
           WHEELS-UP                                                LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           POWERPLANT - LUBRICATING SYSTEM: LINES,HOSES,FITTING
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
           MISCELLANEOUS ACTS,CONDITIONS - PRESSURE TOO LOW
           MISCELLANEOUS ACTS,CONDITIONS - OIL EXHAUSTION-ENGINE LUBRICATION SYSTEM
           PILOT IN COMMAND - FAILED TO ASSURE THE GEAR WAS DOWN AND LOCKED
           MISCELLANEOUS ACTS,CONDITIONS - IMPROPER EMERGENCY PROCEDURES
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- FAILED TO USE EMERG GR EXTENSION SYS.UN TO MNTN AIRSPEED FOR GO-ARND.OIL LINE BROKE.
```

## Aircraft

- Registration: [N3173P](https://openairdocs.org/deregistered/N3173P-1975-06-11), registration cancelled 1975-06-11, S/N 23-1108 (OpenAirDocs)
- Reported make and model: PIPER PA-23
- Registry model: [Piper PA-23-150](https://openairdocs.org/model/piper-pa-23-150) (registry code 7102303) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Walla Walla

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19740825027539A](https://openairdocs.org/incident/19740825027539A), Aug 25, 1974: Piper PA23, Richland, WA, Substantial damage. Failed to use emerg gr extension sys. Un to mntn airspeed for go-arnd. Oil line broke.

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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