# NTSB UNK64X2962: Piper PA12, N3403M, Yellowstone, MT, July 21, 1964

- Type: NTSB accident investigation
- Classification: Accident · Closed
- Date: July 21, 1964
- Place: Yellowstone, MT · YELLOWSTONE, MT
- Phase of flight: [Taxi](https://openairdocs.org/ntsb-phases/250) (OpenAirDocs' grouping)
- Status: Completed, report October 15, 1964
- Report: Brief approved by the director
- NTSB case key (mKey): 182763
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=UNK64X2962
- Page: https://openairdocs.org/ntsb/UNK64X2962

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2161  64/7/21    YELLOWSTONE MONT    PIPER PA12          CR-  0  0  0  MISCELLANEOUS             NO CERTIFICATE, AGE Z ,
        TIME - 0400                    N3403M              PX-  0  0  0  UNKNOWN/NOT REPORTED      UNK/NR TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            UNK/NR IN TYPE, UNK/NR
                                                                                                   INSTRUMENT RATED.
        NAME OF AIRPORT - WEST YELLOWSTONE
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: PARKED AIRCRAFT                           TAXI: TO TAKEOFF
        PROBABLE CAUSE(S)
          MISC-UNK PERSON OPERATED AIRCRAFT WITHOUT AUTHORTY
        REMARKS- PARKED AIRCRAFT-CESSNA 175 N7538M-SUBST DAMAGE
```

## Aircraft

- Registration: [N3403M](https://openairdocs.org/deregistered/N3403M-1971-02-01), registration cancelled 1971-02-01, S/N 12-2256 (OpenAirDocs)
- Reported make and model: PIPER PA12
- Registry model: [Piper PA-12](https://openairdocs.org/model/piper-pa-12) (registry code 7101202) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: West Yellowstone

## Other investigations on N3403M (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 UNK64X3712](https://openairdocs.org/ntsb/UNK64X3712), Aug 31, 1964: Piper PA12 (N3403M), Belgrade, MT, 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.