# NTSB NYC69D0262: Piper PA-22, N4738Z, Warrington, PA, December 8, 1968

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: December 8, 1968
- Place: Warrington, PA · WARRINGTON, PA
- Location: 40.2493° N, 75.1341° W: Placed by OpenAirDocs: center of Warrington, PA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=40.2493&lon=-75.1341&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report January 23, 1969
- Report: Brief approved by the director
- NTSB case key (mKey): 107340
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=NYC69D0262
- Page: https://openairdocs.org/ntsb/NYC69D0262

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-4186   68/12/8   WARRINGTON,PA       PIPER PA-22         CR-  0  0  2  INSTRUCTIONAL             COMMERCIAL, FL.INSTR.,
        TIME - 0950                    N4738Z              PX-  0  0  0  DUAL                      AGE 31, 1067 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            223 IN TYPE, NOT
                                                                                                   INSTRUMENT RATED.
        NAME OF AIRPORT - WARRINGTON
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GEAR COLLAPSED                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           AIRFRAME - LANDING GEAR: NOSEWHEEL ASSEMBLIES
           MISCELLANEOUS ACTS,CONDITIONS - JAMMED
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
        REMARKS- MUD SCRAPER BROKE LOOSE,JAMMED FORK CAUSED WHEEL TO LOCK.
```

## Aircraft

- Registration: [N4738Z](https://openairdocs.org/aircraft/N4738Z), registered now, S/N 22-8289 (OpenAirDocs)
- Reported make and model: PIPER PA-22
- Registry model: [Piper PA-22-108](https://openairdocs.org/model/piper-pa-22-108) (registry code 7102204) (OpenAirDocs)
- Registry engine: [Lycoming 0-235 series](https://openairdocs.org/engine/lycoming-0-235-series) (registry code 41505, 4 cycle) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Warrington

## Other investigations on N4738Z (2)

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 NYC70D0025](https://openairdocs.org/ntsb/NYC70D0025), Jul 2, 1969: Piper PA-22 (N4738Z), Warrington, PA, substantial damage
- [NTSB NYC68D0363](https://openairdocs.org/ntsb/NYC68D0363), Feb 4, 1968: Piper PA-22 (N4738Z), Warrington, PA, 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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