# NTSB DIA69F0154: Piper PA-23, N4622P, Gaithersburg, MD, March 1, 1969

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: March 1, 1969
- Place: Gaithersburg, MD · GAITHERSBURG, MD
- Location: 39.1486° N, 77.1951° W: Placed by OpenAirDocs: center of Gaithersburg, MD, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=39.1486&lon=-77.1951&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 3 uninjured
- Status: Completed, report May 7, 1969
- Report: Brief approved by the director
- NTSB case key (mKey): 191405
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DIA69F0154
- Page: https://openairdocs.org/ntsb/DIA69F0154

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0296   69/3/1    GAITHERSBURG,MD     PIPER PA-23         CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 36, 311
        TIME - 0930                    N4622P              PX-  0  0  2  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 89 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        NAME OF AIRPORT - MONTGOMERY
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           HARD LANDING                                             LANDING: LEVEL OFF/TOUCHDOWN
           GEAR COLLAPSED                                           LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - IMPROPER LEVEL OFF
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
           MISCELLANEOUS ACTS,CONDITIONS - AIRFRAME ICE
```

## Aircraft

- Registration: N4622P (not matched to a registry record)
- Reported make and model: PIPER PA-23
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Montgomery

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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