# NTSB FTW72FPD12: Pop Rivets 4, N9148, Arlington, TX, September 7, 1971

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: September 7, 1971
- Place: Arlington, TX · ARLINGTON, TX
- Location: 32.7357° N, 97.1081° W: Placed by OpenAirDocs: center of Arlington, TX, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=32.7357&lon=-97.1081&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report January 7, 1972
- Report: Brief approved by the director
- NTSB case key (mKey): 163563
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW72FPD12
- Page: https://openairdocs.org/ntsb/FTW72FPD12

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1571   71/9/7    ARLINGTON,TEX       POP RIVETS 4        CR-  0  0  1  NONCOMMERCIAL             COMMERCIAL, AGE 29, 250
        TIME - 0930                    N9148               PX-  0  0  0  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 2 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - PYLON
        DEPARTURE POINT             INTENDED DESTINATION
          ARLINGTON,TEX               LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            TAKEOFF: INITIAL CLIMB
           GEAR COLLAPSED                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           POWERPLANT - IGNITION SYSTEM: SPARK PLUG
           MISCELLANEOUS - FOREIGN MATERIAL AFFECTING NORMAL OPERATIONS
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: INADEQUATE MAINTENANCE AND INSPECTION
           TERRAIN - ROUGH/UNEVEN
        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- ACCELERATOR PUMP JET CAME LOOSE AND BLOCKED GAP OF NR 2 SPARK PLUG IN VW ENG. ENG OVHL 2 HRS PRIOR
```

## Aircraft

- Registration: [N9148](https://openairdocs.org/deregistered/N9148-1972-11-21), registration cancelled 1972-11-21, S/N 2711, built 1971 (OpenAirDocs)
- Reported make and model: POP RIVETS 4
- Registry model: [Hinkle POP RIVETS](https://openairdocs.org/model/hinkle-pop-rivets) (registry code 05611G4) (OpenAirDocs)
- Category: Airplane, amateur-built
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Pylon

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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