# NTSB NYC70F0023: Piper PA-28R, N9493N, Clifton, NJ, June 4, 1969

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: June 4, 1969
- Place: Clifton, NJ · CLIFTON, NJ
- Location: 40.8621° N, 74.1604° W: Placed by OpenAirDocs: center of Clifton, NJ, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=40.8621&lon=-74.1604&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 4 uninjured
- Status: Completed, report January 18, 1970
- Report: Brief approved by the director
- NTSB case key (mKey): 171685
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=NYC70F0023
- Page: https://openairdocs.org/ntsb/NYC70F0023

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2773   69/6/4    CLIFTON,NJ          PIPER PA-28R        CR-  0  0  1  NONCOMMERCIAL             COMMERCIAL, AGE 21, 270
        TIME - 0645                    N9493N              PX-  0  0  3  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 18 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          WHITE PLAINS,NY             WASHINGTON,DC
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           GEAR COLLAPSED                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: IMPROPER MAINTENANCE (MAINTENANCE PERSONNEL)
           MISCELLANEOUS ACTS,CONDITIONS - OIL EXHAUSTION-ENGINE LUBRICATION SYSTEM
           POWERPLANT - LUBRICATING SYSTEM: OTHER
           POWERPLANT - ENGINE STRUCTURE: CRANKCASE
           POWERPLANT - ENGINE STRUCTURE: MASTER AND CONNECTING RODS
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
           TERRAIN - ROUGH/UNEVEN
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- OIL QUICK DRAIN VALVE FOUND OPEN.INSTLN NOT RCMDD,PIPER BULLITIN CVRD THIS.
```

## Aircraft

- Registration: [N9493N](https://openairdocs.org/aircraft/N9493N), registered now, S/N 28R-35214, built 1969 (OpenAirDocs)
- Reported make and model: PIPER PA-28R
- Registry model: [Piper PA-28R-200](https://openairdocs.org/model/piper-pa-28r-200) (registry code 7102811) (OpenAirDocs)
- Registry engine: [Lycoming I0360 series](https://openairdocs.org/engine/lycoming-i0360-series) (registry code 41515, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Teterboro

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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