# NTSB NYC71FHJ03: Piper J3C-65, N68937, Copiague, NY, July 24, 1970

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Closed
- Date: July 24, 1970
- Place: Copiague, NY · COPIAGUE, NY
- Location: 40.6704° N, 73.3928° W: Placed by OpenAirDocs: center of Copiague, NY, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=40.6704&lon=-73.3928&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 1 serious, 1 minor
- Status: Completed, report January 27, 1971
- Report: Brief approved by the director
- NTSB case key (mKey): 113459
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=NYC71FHJ03
- Page: https://openairdocs.org/ntsb/NYC71FHJ03

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1839  70/7/24    COPIAGUE, NY        PIPER J3C-65        CR-  0  1  1  INSTRUCTIONAL             ATP,FLIGHT INSTR., AGE
        TIME - 0813                    N68937              PX-  0  0  0  DUAL                      36, 4077 TOTAL HOURS, 778
                                       DAMAGE-DESTROYED    OT-  0  0  0                            IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - ZAHNS
        DEPARTURE POINT             INTENDED DESTINATION
          AMITYVILLE,NY               LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: CLIMB TO CRUISE
           GEAR COLLAPSED                                           LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           POWERPLANT - ENGINE STRUCTURE: VALVE ASSEMBLIES
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
        PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- VALVE PN 21479 FAILED.PLT TRIED TO BOUNCE ACFT OVER OBSTRUCTION DURG FORCED LDG.
```

## Aircraft

- Registration: [N68937](https://openairdocs.org/deregistered/N68937-1972-02-28), registration cancelled 1972-02-28, S/N 13709, built 1949 (OpenAirDocs)
- Reported make and model: PIPER J3C-65
- Registry model: [Piper J3C-65](https://openairdocs.org/model/piper-j3c-65) (registry code 7100510) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed
- Airport: Zahns

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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