# NTSB NYC71DFA35: Helio Acft H-391, N4169D, Malone, NY, January 3, 1971

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: January 3, 1971
- Place: Malone, NY · MALONE, NY
- Location: 44.8482° N, 74.2896° W: Placed by OpenAirDocs: center of Malone, NY, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=44.8482&lon=-74.2896&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report November 17, 1971
- Report: Brief approved by the director
- NTSB case key (mKey): 160007
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=NYC71DFA35
- Page: https://openairdocs.org/ntsb/NYC71DFA35

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0392   71/1/3    MALONE,NY           HELIO ACFT H-391    CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 55, 1500
        TIME - 1545                    N4169D              PX-  0  0  1  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 900 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - MALONE-DUFORT
        DEPARTURE POINT             INTENDED DESTINATION
          MASSENA,NY                  MALONE,NY
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GROUND-WATER LOOP-SWERVE                                 LANDING: ROLL
           COLLIDED WITH: SNOWBANK                                  LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO MAINTAIN DIRECTIONAL CONTROL
           AIRPORTS/AIRWAYS/FACILITIES - AIRPORT CONDITIONS: SNOW WINDROWS
```

## Aircraft

- Registration: [N4169D](https://openairdocs.org/deregistered/N4169D-2023-02-04), registration cancelled 2023-02-04, S/N 097, built 1958 (OpenAirDocs)
- Reported make and model: HELIO ACFT H-391
- Registry model: [Helio H-391B](https://openairdocs.org/model/helio-h-391b) (registry code 4300106) (OpenAirDocs)
- Registry engine: [Lycoming GO-435C&D series](https://openairdocs.org/engine/lycoming-go-435c-d-series) (registry code 41521, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Malone-Dufort

## Other investigations on N4169D (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 NYC78FGM07](https://openairdocs.org/ntsb/NYC78FGM07), Oct 28, 1977: Helio Acft 391 (N4169D), Bedford, PA, 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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