# NTSB MIA74FLD81: Forney F-1, N7526C, Sanford, FL, April 25, 1974

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: April 25, 1974
- Place: Sanford, FL · SANFORD, FL
- Location: 28.7845° N, 81.2761° W: Placed by OpenAirDocs: center of Sanford, FL, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=28.7845&lon=-81.2761&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 1 minor, 1 uninjured
- Status: Completed, report May 29, 1974
- Report: Brief approved by the director
- NTSB case key (mKey): 201587
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MIA74FLD81
- Page: https://openairdocs.org/ntsb/MIA74FLD81-201587

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0873  74/4/25    SANFORD,FLA         FORNEY F-1          CR-  0  0  2  MISCELLANEOUS             PRIVATE, AGE 54, 756
        TIME - 1645                    N7526C              PX-  0  0  0  TEST                      TOTAL HOURS, 131 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - SANFORD
        DEPARTURE POINT             INTENDED DESTINATION
          SANFORD,FLA                 LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           GEAR COLLAPSED                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: INADEQUATE MAINTENANCE AND INSPECTION
           POWERPLANT - IGNITION SYSTEM: MAGNETOS
        FACTOR(S)
           AIRPORTS/AIRWAYS/FACILITIES - AIRPORT CONDITIONS: SOFT SHOULDERS
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING ON AIRPORT/SEAPLANE BASE/HELIPT.
        REMARKS- BOTH MAGS BROKE DOWN AFTER 40 MIN OF OPERATION.COMPLETE FAILURE FOLLOWED.SOFT GRASS AREA ADJ RWY.
```

## Aircraft

- Registration: [N7526C](https://openairdocs.org/aircraft/N7526C), registered now, S/N 5641, built 1958 (OpenAirDocs)
- Reported make and model: FORNEY F-1
- Registry model: [Forney F-1](https://openairdocs.org/model/forney-f-1) (registry code 0420202) (OpenAirDocs)
- Registry engine: [Continental C90 series](https://openairdocs.org/engine/continental-c90-series) (registry code 17009, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Sanford

## 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 19740425009979A](https://openairdocs.org/incident/19740425009979A), Apr 25, 1974: Univar F1, Sanford, FL, Substantial damage. Both mags broke down after 40 min of operation. Complete failure followed. Soft grass area adj rwy.

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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