# NTSB UNK65X0352: Mooney M18C, N4073, Heber Spring, AR, October 20, 1964

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: October 20, 1964
- Place: Heber Spring, AR · HEBER SPRING, AR
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report November 27, 1964
- Report: Brief approved by the director
- NTSB case key (mKey): 186039
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=UNK65X0352
- Page: https://openairdocs.org/ntsb/UNK65X0352

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3271  64/10/20   HEBER SPRING ARK    MOONEY M18C         CR-  0  0  1  MISCELLANEOUS             COMMERCIAL, FL.INSTR.,
        TIME - 1000                    N4073               PX-  0  0  0  FERRY                     AGE 42, 6000 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            1 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - HEBER SPRINGS
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GEAR RETRACTED                                           LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO ASSURE THE GEAR WAS DOWN AND LOCKED
        FACTOR(S)
           PILOT IN COMMAND - LACK OF FAMILIARITY WITH AIRCRAFT
```

## Aircraft

- Registration: [N4073](https://openairdocs.org/aircraft/N4073), registered now, S/N 261, built 1952 (OpenAirDocs)
- Reported make and model: MOONEY M18C
- Registry model: [Mooney M-18C](https://openairdocs.org/model/mooney-m-18c) (registry code 5870102) (OpenAirDocs)
- Registry engine: [Continental A&C65 series](https://openairdocs.org/engine/continental-a-c65-series) (registry code 17003, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Heber Springs

## Other investigations on N4073 (1)

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 SEA65D0034](https://openairdocs.org/ntsb/SEA65D0034), Mar 20, 1965: Mooney M18C (N4073), Idaho Falls, ID, destroyed

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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