# NTSB FTW78FA047: Aero Comdr 690A, N299F, Calumet, OK, May 27, 1978

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: May 27, 1978
- Place: Calumet, OK · CALUMET, OK
- Location: 35.6014° N, 98.1248° W: Placed by OpenAirDocs: center of Calumet, OK, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=35.6014&lon=-98.1248&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 2 fatal
- Status: Completed, report September 13, 1978
- Report: Brief approved by the director
- NTSB case key (mKey): 142146
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW78FA047
- Page: https://openairdocs.org/ntsb/FTW78FA047

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2664  78/5/27  NR.CALUMET,OK         AERO COMDR 690A     CR-  2  0  0  NONCOMMERCIAL             COMMERCIAL, AGE 57, 7000
        TIME - 1010                    N299F               PX-  0  0  0  CORP/EXEC                 TOTAL HOURS, 500 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          OKLAHOMA CITY,OK            COLORADO SPRINGS,CO
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           AIRFRAME FAILURE: IN FLIGHT                              IN FLIGHT: CLIMB TO CRUISE
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
           PILOT IN COMMAND - INITIATED FLIGHT IN ADVERSE WEATHER CONDITIONS
           PILOT IN COMMAND - EXCEEDED DESIGNED STRESS LIMITS OF AIRCRAFT
        FACTOR(S)
           AIRFRAME - WINGS: SPARS
           AIRFRAME - FLIGHT CONTROL SURFACES: HORIZONTAL STABILIZER, ATTACHMENTS
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
           MISCELLANEOUS ACTS,CONDITIONS - SEPARATION IN FLIGHT
           WEATHER - LOW CEILING
           WEATHER - THUNDERSTORM ACTIVITY
        WEATHER BRIEFING - NO RECORD OF BRIEFING RECEIVED
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          OVERCAST                                                  4500
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     RAIN
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TEMPERATURE-F
          NONE                                                      66
        WIND DIRECTION-DEGREES                                   WIND VELOCITY-KNOTS
          100                                                       6
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          IFR                                                      IFR
        REMARKS- GENERAL DISINTEGRATION,EMBEDDED THUNDERSTORMS.
```

## Aircraft

- Registration: [N299F](https://openairdocs.org/deregistered/N299F-1981-01-20), registration cancelled 1981-01-20, S/N 11112, built 1973 (OpenAirDocs)
- Reported make and model: AERO COMDR 690A
- Registry model: [Rockwell International 690A](https://openairdocs.org/model/rockwell-international-690a) (registry code 7630515) (OpenAirDocs)
- Category: Airplane
- Engines: turbo prop
- 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 19780527031739A](https://openairdocs.org/incident/19780527031739A), May 27, 1978: Rkwell 690A, Calumet, OK, Destroyed. General disintegration,embedded thunderstorms.

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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