# NTSB MKC69F0332: Cessna 210E, N4781B, Clyde, KS, January 28, 1969

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: January 28, 1969
- Place: Clyde, KS · CLYDE, KS
- Location: 39.5918° N, 97.4002° W: Placed by OpenAirDocs: center of Clyde, KS, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=39.5918&lon=-97.4002&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report May 23, 1969
- Report: Brief approved by the director
- NTSB case key (mKey): 191163
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MKC69F0332
- Page: https://openairdocs.org/ntsb/MKC69F0332

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0511  69/1/28    CLYDE,KANS          CESSNA 210E         CR-  0  0  1  NONCOMMERCIAL             COMMERCIAL, AGE 37, 4139
        TIME - 1115                    N4781B              PX-  0  0  0  BUSINESS                  TOTAL HOURS, 507 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           AIRFRAME FAILURE: IN FLIGHT                              IN FLIGHT: NORMAL CRUISE
        PROBABLE CAUSE(S)
           SYSTEMS - FLIGHT CONTROL SYSTEMS: AILERON AND AILERON TAB CONTROL SYSTEM
           MISCELLANEOUS ACTS,CONDITIONS - FLUTTER
           MISCELLANEOUS ACTS,CONDITIONS - AIRFRAME ICE
           WEATHER - ICING CONDITIONS-INCLUDES SLEET,FREEZING RAIN,ETC.
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
        WEATHER BRIEFING - BRIEFED BY FLIGHT SERVICE PERSONNEL, BY PHONE
        WEATHER FORECAST - FORECAST SUBSTANTIALLY CORRECT
        EMERGENCY CIRCUMSTANCES - PRECAUTIONARY LANDING ON AIRPORT
                                  SUSPECTED OR KNOWN AIRCRAFT DAMAGE
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          OVERCAST                                                  2500
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TEMPERATURE-F
          NONE                                                      33
        WIND DIRECTION-DEGREES                                   WIND VELOCITY-KNOTS
          360                                                       10
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      NONE
        REMARKS- PLT DE-ICED ACFT.ICE PATCH REMAINED ON RT AILERON.CAUSED IMBALANCE,FLUTTER,FAILED RT WG.LANDED OK.
```

## Aircraft

- Registration: [N4781B](https://openairdocs.org/deregistered/N4781B-2020-05-27), registration cancelled 2020-05-27, S/N 15283631 (OpenAirDocs)
- Reported make and model: CESSNA 210E
- Registry model: [Cessna 152](https://openairdocs.org/model/cessna-152) (registry code 2071835) (OpenAirDocs)
- Registry engine: [Lycoming 0-235 series](https://openairdocs.org/engine/lycoming-0-235-series) (registry code 41505, 4 cycle) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage

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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