# NTSB NYC65F0012: Beechraft D18S, N411U, Frederick, MD, January 1, 1965

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: January 1, 1965
- Place: Frederick, MD · FREDERICK, MD
- Location: 39.4385° N, 77.4117° W: Placed by OpenAirDocs: center of Frederick, MD, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=39.4385&lon=-77.4117&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 4 uninjured
- Status: Completed, report March 18, 1965
- Report: Brief approved by the director
- NTSB case key (mKey): 180745
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=NYC65F0012
- Page: https://openairdocs.org/ntsb/NYC65F0012

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0233   65/1/1    FREDERICK MD        BEECHRAFT D18S      CR-  0  0  1  NONCOMMERCIAL             COMMERCIAL, AGE 43, 10000
        TIME - 1456                    N411U               PX-  0  0  3  CORP/EXEC                 TOTAL HOURS, 130 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        NAME OF AIRPORT - FREDERICK
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           WHEELS-UP                                                LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO ASSURE THE GEAR WAS DOWN AND LOCKED
           MISCELLANEOUS ACTS,CONDITIONS - IMPROPER EMERGENCY PROCEDURES
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - CIRCUIT BREAKER POPPED
```

## Aircraft

- Registration: [N411U](https://openairdocs.org/deregistered/N411U-1974-04-26), registration cancelled 1974-04-26, S/N A122, built 1946 (OpenAirDocs)
- Reported make and model: BEECHRAFT D18S
- Registry model: [Beech D18S](https://openairdocs.org/model/beech-d18s) (registry code 1151004) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Frederick

## Other investigations on N411U (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 OAK74FVD03](https://openairdocs.org/ntsb/OAK74FVD03), Jul 19, 1973: Beech B18 (N411U), Hayward, CA, 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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