# NTSB OAK76AP034: Navion A, N91441, Maxwell, CA, December 21, 1975

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: December 21, 1975
- Place: Maxwell, CA · MAXWELL, CA
- Location: 39.2771° N, 122.1947° W: Placed by OpenAirDocs: center of Maxwell, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=39.2771&lon=-122.1947&mi=10
- Phase of flight: [Uncontrolled descent](https://openairdocs.org/ntsb-phases/650) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 1 fatal
- Status: Completed, report May 6, 1976
- Report: Brief approved by the director
- NTSB case key (mKey): 152087
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=OAK76AP034
- Page: https://openairdocs.org/ntsb/OAK76AP034

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-4140  75/12/21 NR.MAXWELL,CA         NAVION A            CR-  1  0  0  NONCOMMERCIAL             PRIVATE, AGE 65, 734
        TIME - 1510                    N91441              PX-  0  0  0  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 515 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION         LAST ENROUTE STOP
          PORTLAND,OR                 LONG BEACH,CA                RED BLUFF,CA.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           AIRFRAME FAILURE: IN FLIGHT                              IN FLIGHT: UNCONTROLLED DESCENT
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - CONTINUED VFR FLIGHT INTO ADVERSE WEATHER CONDITIONS
           PILOT IN COMMAND - SPATIAL DISORIENTATION
           PILOT IN COMMAND - EXCEEDED DESIGNED STRESS LIMITS OF AIRCRAFT
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
        FACTOR(S)
           PILOT IN COMMAND - IMPROPER IN-FLIGHT DECISIONS OR PLANNING
           WEATHER - LOW CEILING
           WEATHER - FOG
           MISCELLANEOUS ACTS,CONDITIONS - SEPARATION IN FLIGHT
        WEATHER BRIEFING - BRIEFED BY FLIGHT SERVICE PERSONNEL, IN PERSON
        WEATHER FORECAST - FORECAST SUBSTANTIALLY CORRECT
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          OVERCAST                                                  1000
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          2 MILES OR LESS                                          DRIZZLE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  WIND VELOCITY-KNOTS
          FOG                                                      CALM
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          IFR                                                      VFR
        REMARKS- ACFT OBSERVD TO SPIN OUT OF OURCST AND BREAK-UP.
```

## Aircraft

- Registration: [N91441](https://openairdocs.org/deregistered/N91441-1976-06-08), registration cancelled 1976-06-08, S/N NAV-4-266 (OpenAirDocs)
- Reported make and model: NAVION A
- Registry model: [North American NAVION A](https://openairdocs.org/model/north-american-navion-a) (registry code 6150132) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed

## 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 19751221042829A](https://openairdocs.org/incident/19751221042829A), Dec 21, 1975: Navion NAVION*, Maxwell, CA, Destroyed. Acft observd to spin out of ourcst and break-up.

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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