# NTSB LAX78FA075: Cessna 402B, N7866Q, Hyder, AZ, September 7, 1978

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: September 7, 1978
- Place: Hyder, AZ · HYDER, AZ
- Location: 33.0164° N, 113.3488° W: Placed by OpenAirDocs: center of Hyder, AZ, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=33.0164&lon=-113.3488&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report June 25, 1979
- Report: Brief approved by the director
- NTSB case key (mKey): 138923
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX78FA075
- Page: https://openairdocs.org/ntsb/LAX78FA075

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-4362   78/9/7  NR.HYDER,AZ           CESSNA 402B         CR-  0  0  1  COMMERCIAL                AIRLINE TRANSPORT, AGE
        TIME - 1323                    N7866Q              PX-  0  0  1  COMMUTER AIR CARRIER      45, 8289 TOTAL HOURS,
                                       DAMAGE-DESTROYED    OT-  0  0  0  AIR TAXI-PASSG S-D        2622 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          YUMA,AZ                     PHOENIX,AZ
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           FIRE OR EXPLOSION: IN FLIGHT                             IN FLIGHT: NORMAL CRUISE
        PROBABLE CAUSE(S)
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: IMPROPER MAINTENANCE (MAINTENANCE PERSONNEL)
           POWERPLANT - EXHAUST SYSTEM: OTHER
           MISCELLANEOUS ACTS,CONDITIONS - MISSING
           MISCELLANEOUS ACTS,CONDITIONS - VIBRATION,EXCESSIVE
           MISCELLANEOUS ACTS,CONDITIONS - FATIGUE FRACTURE
           MISCELLANEOUS ACTS,CONDITIONS - FIRE IN ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
         FIRE AFTER IMPACT
        REMARKS- BOLT CONNECTING BALL JOINT ON L ENG R SIDE FOUND MISSING.
```

## Aircraft

- Registration: [N7866Q](https://openairdocs.org/deregistered/N7866Q-1981-10-15), registration cancelled 1981-10-15, S/N 402B0116 (OpenAirDocs)
- Reported make and model: CESSNA 402B
- Registry model: [Cessna 402B](https://openairdocs.org/model/cessna-402b) (registry code 207590P) (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 19780907043439A](https://openairdocs.org/incident/19780907043439A), Sep 7, 1978: Cessna 402CESSNA, Hyder, AZ, Destroyed. Bolt connecting ball joint on l eng r side found missing.

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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