# NTSB MKC80DTG05: Piper PA-24, N5471P, Grand Forks, ND, February 24, 1980

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: February 24, 1980
- Place: Grand Forks, ND · GRAND FORKS, ND
- Location: 47.9196° N, 97.0873° W: Placed by OpenAirDocs: center of Grand Forks, ND, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=47.9196&lon=-97.0873&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report April 3, 1980
- Report: Brief approved by the director
- NTSB case key (mKey): 131453
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MKC80DTG05
- Page: https://openairdocs.org/ntsb/MKC80DTG05

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1331  80/2/24    GRAND FORKS,ND      PIPER PA-24         CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 30, 381
        TIME - 2235                    N5471P              PX-  0  0  1  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 146 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        NAME OF AIRPORT - GRAND FORKS INTL
        DEPARTURE POINT             INTENDED DESTINATION
          RAPID CITY,SD               GRAND FORKS,ND
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           WHEELS-UP                                                LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           POWERPLANT - EXHAUST SYSTEM: MANIFOLDS
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
           AIRFRAME - LANDING GEAR: NORMAL RETRACTION/EXTENSION ASSEMBLY
           MISCELLANEOUS ACTS,CONDITIONS - JAMMED
        REMARKS- ENGINE EXHAUST MANIFOLD FAILED IN FLIGHT AND JAMMED LANDING GEAR EXTENSION SYSTEM.
```

## Aircraft

- Registration: [N5471P](https://openairdocs.org/aircraft/N5471P), registered now, S/N 24-528, built 1958 (OpenAirDocs)
- Reported make and model: PIPER PA-24
- Registry model: [Piper PA-24](https://openairdocs.org/model/piper-pa-24) (registry code 7102402) (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: Grand Forks Intl

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19800224003999A](https://openairdocs.org/incident/19800224003999A), Feb 24, 1980: Piper PA24, Grand Forks, ND, Substantial damage. Exhaust stack assembly broke, lodged in landing gear system and prevented full down gear. Collapsed on landing.

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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