# NTSB FTW68F0457: Piper PA-22, N2939Z, League City, TX, March 3, 1968

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: March 3, 1968
- Place: League City, TX · LEAGUE CITY, TX
- Location: 29.5075° N, 95.0949° W: Placed by OpenAirDocs: center of League City, TX, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=29.5075&lon=-95.0949&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 4 uninjured
- Status: Completed, report March 29, 1968
- Report: Brief approved by the director
- NTSB case key (mKey): 111841
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW68F0457
- Page: https://openairdocs.org/ntsb/FTW68F0457

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0336   68/3/3    LEAGUE CITY,TEX     PIPER PA-22         CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 29, 78 TOTAL
        TIME - 1835                    N2939Z              PX-  0  0  3  PLEASURE/PERSONAL TRANSP  HOURS, 45 IN TYPE, NOT
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        NAME OF AIRPORT - SPACELAND AIRPARK
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           GEAR COLLAPSED                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           POWERPLANT - ENGINE STRUCTURE: VALVE ASSEMBLIES
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
        FACTOR(S)
           TERRAIN - WET,SOFT GROUND
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
        PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- BROKEN EXHAUST VALUE IN NO 3 CYL.
```

## Aircraft

- Registration: [N2939Z](https://openairdocs.org/aircraft/N2939Z), registered now, S/N 22-6911, built 1959 (OpenAirDocs)
- Reported make and model: PIPER PA-22
- Registry model: [Piper PA-22-150](https://openairdocs.org/model/piper-pa-22-150) (registry code 7102210) (OpenAirDocs)
- Registry engine: [Lycoming O&VO-360 series](https://openairdocs.org/engine/lycoming-o-vo-360-series) (registry code 41514, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Spaceland Airpark

## Other investigations on N2939Z (1)

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 ANC76DAH08](https://openairdocs.org/ntsb/ANC76DAH08), May 5, 1976: Piper PA-22 (N2939Z), Anchorage, AK, 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.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.