# NTSB IAD79FIG12: Cessna 172, N5660E, Gaithersburg, MD, August 10, 1979

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: August 10, 1979
- 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: 4 uninjured
- Status: Completed, report September 28, 1979
- Report: Brief approved by the director
- NTSB case key (mKey): 134772
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=IAD79FIG12
- Page: https://openairdocs.org/ntsb/IAD79FIG12

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3409  79/8/10    GAITHERSBURG,MD     CESSNA 172          CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 55, 65 TOTAL
        TIME - 1545                    N5660E              PX-  0  0  3  PLEASURE/PERSONAL TRANSP  HOURS, 40 IN TYPE, NOT
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        NAME OF AIRPORT - MONTGOMERY COUNTY
        DEPARTURE POINT             INTENDED DESTINATION
          GAITHERSBURG,MD             LOCAL
        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
           PILOT IN COMMAND - IMPROPER RECOVERY FROM BOUNCED LANDING
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
```

## Aircraft

- Registration: [N5660E](https://openairdocs.org/deregistered/N5660E-2018-03-26), registration cancelled 2018-03-26, S/N 17271914, built 1978 (OpenAirDocs)
- Reported make and model: CESSNA 172
- Registry model: [Cessna 172N](https://openairdocs.org/model/cessna-172n) (registry code 2072434) (OpenAirDocs)
- Registry engine: [Lycoming 0-320 series](https://openairdocs.org/engine/lycoming-0-320-series) (registry code 41508, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Montgomery County

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19790810021829A](https://openairdocs.org/incident/19790810021829A), Aug 10, 1979: Cessna 172N, Gaithersburg, MD, Substantial damage. Made hard landing, bounced, veered off runway into soft dirt.

## Other investigations on N5660E (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 WPR15LA086](https://openairdocs.org/ntsb/WPR15LA086), Jan 17, 2015: Cessna 172N (N5660E), Ualapue, HI, substantial damage. Probable cause: A partial loss of engine power during cruise flight for reasons that could not be determined because the airplane was not recovered.

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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