# NTSB FTW67D0217: Beech 35, N8946M, Guymon, OK, September 21, 1966

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: September 21, 1966
- Place: Guymon, OK · GUYMON, OK
- Location: 36.6901° N, 101.4770° W: Placed by OpenAirDocs: center of Guymon, OK, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=36.6901&lon=-101.4770&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report November 4, 1966
- Report: Brief approved by the director
- NTSB case key (mKey): 121145
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW67D0217
- Page: https://openairdocs.org/ntsb/FTW67D0217

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2557  66/9/21    GUYMON OKLA         BEECH 35            CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 39, 323
        TIME - 1130                    N8946M              PX-  0  0  0  BUSINESS                  TOTAL HOURS, 110 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - GUYMON AIRPARK
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GEAR RETRACTED                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - INADVERTENTLY RETRACTED GEAR
```

## Aircraft

- Registration: [N8946M](https://openairdocs.org/deregistered/N8946M-2013-07-17), registration cancelled 2013-07-17, S/N CD-707, built 1963 (OpenAirDocs)
- Reported make and model: BEECH 35
- Registry model: [Beech 35-B33](https://openairdocs.org/model/beech-35-b33) (registry code 1151406) (OpenAirDocs)
- Registry engine: [Continental I0-470 series](https://openairdocs.org/engine/continental-i0-470-series) (registry code 17027, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Guymon Airpark

## Other investigations on N8946M (2)

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.

- [NTSB CHI98LA366](https://openairdocs.org/ntsb/CHI98LA366), Sep 29, 1998: Beech BE-35 (N8946M), Point Lookout, MO, substantial damage. Probable cause: The pilot's continued flight with a known deficiency in equipment. Contributing to the accident was the maintenance adjustment that was not completed by the mechanic.
- [NTSB SEA68D0064](https://openairdocs.org/ntsb/SEA68D0064), Jun 3, 1967: Beech 35-B33 (N8946M), Westby, MT, 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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