# NTSB UNK64X3957: Mooney M20, N6521B, Waterford, MI, September 13, 1964

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: September 13, 1964
- Place: Waterford, MI · WATERFORD, MI
- Location: 42.7023° N, 83.4027° W: Placed by OpenAirDocs: center of Waterford, MI, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=42.7023&lon=-83.4027&mi=10
- Phase of flight: [Approach](https://openairdocs.org/ntsb-phases/500) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 3 fatal, 1 serious
- Status: Completed, report February 16, 1965
- Report: Brief approved by the director
- NTSB case key (mKey): 181820
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=UNK64X3957
- Page: https://openairdocs.org/ntsb/UNK64X3957

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
2-0888  64/9/13    WATERFORD MICH      MOONEY M20          CR-  0  1  0  NONCOMMERCIAL             PRIVATE, AGE 27, 278
        TIME - 1738                    N6521B              PX-  3  0  0  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 117 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - PONTIAC
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           FIRE OR EXPLOSION: IN FLIGHT                             LANDING: FINAL APPROACH
           COLLIDED WITH: TREES                                     LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           POWERPLANT - FUEL SYSTEM: PUMPS
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: IMPROPER MAINTENANCE (OWNER PERSONNEL)
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: IMPROPER MAINTENANCE (MAINTENANCE PERSONNEL)
           MISCELLANEOUS ACTS,CONDITIONS - IMPROPERLY INSTALLED
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - FIRE IN CABIN,COCKPIT,BAGGAGE COMPARTMENT
           MISCELLANEOUS ACTS,CONDITIONS - FIRE IN ENGINE
           MISCELLANEOUS ACTS,CONDITIONS - SEPARATION IN FLIGHT
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- PRESSURE SURGE CHAMBER SEPARATED FROM ENG DRIVEN FUEL PUMP IN FLT.NOT SAFETY WIRED.NOT RECOVERED
```

## Aircraft

- Registration: [N6521B](https://openairdocs.org/deregistered/N6521B-1964-10-13), registration cancelled 1964-10-13, S/N 1188 (OpenAirDocs)
- Reported make and model: MOONEY M20
- Registry model: [Mooney M20](https://openairdocs.org/model/mooney-m20) (registry code 5870202) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed
- Airport: Pontiac

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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