# NTSB CHI72FEP35: Mustang M-1, N5RK, Appleton, WI, March 26, 1972

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Closed
- Date: March 26, 1972
- Place: Appleton, WI · APPLETON, WI
- Location: 44.2798° N, 88.3883° W: Placed by OpenAirDocs: center of Appleton, WI, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=44.2798&lon=-88.3883&mi=10
- Phase of flight: [Uncontrolled descent](https://openairdocs.org/ntsb-phases/650) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 1 serious
- Status: Completed, report October 10, 1972
- Report: Brief approved by the director
- NTSB case key (mKey): 165907
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI72FEP35
- Page: https://openairdocs.org/ntsb/CHI72FEP35

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0376  72/3/26    APPLETON,WIS        MUSTANG M-1         CR-  0  1  0  MISCELLANEOUS             PRIVATE, AGE 35, UNK/NR
        TIME - 0806                    N5RK                PX-  0  0  0  TEST                      TOTAL HOURS, UNK/NR IN
                                       DAMAGE-DESTROYED    OT-  0  0  0                            TYPE, NOT INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - OUTAGAMIE
        DEPARTURE POINT             INTENDED DESTINATION
          APPLETON,WIS                LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH GROUND/WATER: UNCONTROLLED                IN FLIGHT: UNCONTROLLED DESCENT
        PROBABLE CAUSE(S)
           MISCELLANEOUS - UNDETERMINED
        EMERGENCY CIRCUMSTANCES - PRECAUTIONARY LANDING OFF AIRPORT
                                  LATERAL CONTROL PROBLEM
                                  SUSPECTED MECHANICAL DISCREPANCY
        REMARKS- INITIAL FLT OF ACFT. SPLIT FLAP CONDITION FOUND, UNDETERMINED REASON DUE IMPACT DMG.
```

## Aircraft

- Registration: [N5RK](https://openairdocs.org/deregistered/N5RK-2011-03-03), registration cancelled 2011-03-03, S/N 400 (OpenAirDocs)
- Reported make and model: MUSTANG M-1
- Registry model: [Kositzke-Ronald MIDGET MUSTANG M-1](https://openairdocs.org/model/kositzke-ronald-midget-mustang-m-1) (registry code 1690342) (OpenAirDocs)
- Category: Airplane, amateur-built
- Engines: reciprocating
- Damage: Destroyed
- Airport: Outagamie

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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