# NTSB CHI81FEK26: Hughes 269A, N8737F, Newark, OH, July 25, 1981

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Closed
- Date: July 25, 1981
- Place: Newark, OH · NEWARK, OH
- Location: 40.0715° N, 82.4242° W: Placed by OpenAirDocs: center of Newark, OH, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=40.0715&lon=-82.4242&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 2 serious
- Status: Completed, report September 22, 1981
- Report: Brief approved by the director
- NTSB case key (mKey): 125061
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI81FEK26
- Page: https://openairdocs.org/ntsb/CHI81FEK26

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1716  81/7/25    NEWARK,OH           HUGHES 269A         CR-  0  2  0  INSTRUCTIONAL             COMMERCIAL, AGE 47, 3159
        TIME - 1830                    N8737F              PX-  0  0  0  DUAL                      TOTAL HOURS, 694 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        NAME OF AIRPORT - NEWARK-HEATH
        DEPARTURE POINT             INTENDED DESTINATION
          NEWARK,OH                   LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           ROLL OVER                                                LANDING: POWER-OFF AUTOROTATIVE LANDING
        PROBABLE CAUSE(S)
           POWERPLANT - MISCELLANEOUS: POWERPLANT FAILURE FOR UNDETERMINED REASONS
        FACTOR(S)
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: INADEQUATE MAINTENANCE AND INSPECTION
           POWERPLANT - ENGINE ACCESSORIES: GENERATORS
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
           POWERPLANT - ENGINE STRUCTURE: VALVE ASSEMBLIES
           MISCELLANEOUS ACTS,CONDITIONS - IMPROPERLY INSTALLED
           MISCELLANEOUS - SMOKE IN COCKPIT
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING ON AIRPORT/SEAPLANE BASE/HELIPT.
        REMARKS- ALTNR DRV PULLEY,PN 1908843,FAILED.EXHST ROCKER ARMS ON CYLS 1&3,INTAKE ON CYLS 2&4,OIL FLOW CHGD.
```

## Aircraft

- Registration: [N8737F](https://openairdocs.org/deregistered/N8737F-2013-05-15), registration cancelled 2013-05-15, S/N 32-0056, built 1962 (OpenAirDocs)
- Reported make and model: HUGHES 269A
- Registry model: [Hughes 269A](https://openairdocs.org/model/hughes-269a) (registry code 4470402) (OpenAirDocs)
- Registry engine: [Lycoming O&VO-360 series](https://openairdocs.org/engine/lycoming-o-vo-360-series) (registry code 41514, reciprocating) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Newark-Heath

## 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 19810725044449A](https://openairdocs.org/incident/19810725044449A), Jul 25, 1981: Hughes 269A, Newark, OH, Substantial damage. Alternator drive pulley failed, jam starter ring gear helicopter made hard autorotate landing. Rolled over.

## Other investigations on N8737F (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 SEA70FWA16](https://openairdocs.org/ntsb/SEA70FWA16), Jun 20, 1970: Hughes 269A (N8737F), St Johns, OR, 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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