# NTSB DIA69F0057: Mooney M21, N3360X, Mitchellville, MD, September 2, 1968

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: September 2, 1968
- Place: Mitchellville, MD · MITCHELLVILLE, MD
- Location: 38.9369° N, 76.8083° W: Placed by OpenAirDocs: center of Mitchellville, MD, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=38.9369&lon=-76.8083&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 4 uninjured
- Status: Completed, report October 21, 1968
- Report: Brief approved by the director
- NTSB case key (mKey): 108157
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DIA69F0057
- Page: https://openairdocs.org/ntsb/DIA69F0057

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2881   68/9/2    MITCHELLVILLE,MD    MOONEY M21          CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 37, 273
        TIME - 1500                    N3360X              PX-  0  0  3  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 64 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - FREEWAY
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: DITCHES                                   LANDING: ROLL
        PROBABLE CAUSE(S)
           AIRFRAME - LANDING GEAR: BRAKING SYSTEM (NORMAL SYSTEM)
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
        REMARKS- FRONT HALF OF BOTH MAIN WHEEL BRAKE LININGS WORN DOWN TO THE RIVETS.LINING REPLACED 7/25/68.
```

## Aircraft

- Registration: [N3360X](https://openairdocs.org/aircraft/N3360X), registered now, S/N 3373, built 1966 (OpenAirDocs)
- Reported make and model: MOONEY M21
- Registry model: [Mooney M20C](https://openairdocs.org/model/mooney-m20c) (registry code 5870208) (OpenAirDocs)
- Registry engine: [Lycoming O&VO-360 series](https://openairdocs.org/engine/lycoming-o-vo-360-series) (registry code 41514, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Freeway

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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