# NTSB IAD76FID17: Hughes 269C, N9693F, Richmond, VA, December 22, 1975

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: December 22, 1975
- Place: Richmond, VA · RICHMOND, VA
- Location: 37.5538° N, 77.4603° W: Placed by OpenAirDocs: center of Richmond, VA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=37.5538&lon=-77.4603&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 2 minor
- Status: Completed, report February 18, 1976
- Report: Brief approved by the director
- NTSB case key (mKey): 152166
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=IAD76FID17
- Page: https://openairdocs.org/ntsb/IAD76FID17

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-4010  75/12/22   RICHMOND,VA         HUGHES 269C         CR-  0  0  2  MISCELLANEOUS             PRIVATE, AGE 32, 387
        TIME - 1745                    N9693F              PX-  0  0  0  POLICE PATROL             TOTAL HOURS, ALL IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          RICHMOND,VA                 LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           COLLIDED WITH: WIRES/POLES                               IN FLIGHT: AUTOROTATIVE DESCENT
        PROBABLE CAUSE(S)
           POWERPLANT - ENGINE STRUCTURE: VALVE ASSEMBLIES
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
           TERRAIN - HIGH OBSTRUCTIONS
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- NR 2 CYL EXHAUST VALVE HEAD SEPARATED FM VALVE STEM.
```

## Aircraft

- Registration: [N9693F](https://openairdocs.org/deregistered/N9693F-1976-02-05), registration cancelled 1976-02-05, S/N 720152 (OpenAirDocs)
- Reported make and model: HUGHES 269C
- Registry model: [Hughes 269C](https://openairdocs.org/model/hughes-269c) (registry code 4470504) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Destroyed

## 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 19751222039809A](https://openairdocs.org/incident/19751222039809A), Dec 22, 1975: Hughes 269C, Richmond, VA, Destroyed. Nr 2 cyl exhaust valve head separated fm valve stem.

## Other investigations on N9693F (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 IAD73FID22](https://openairdocs.org/ntsb/IAD73FID22), May 16, 1973: Hughes 269C (N9693F), Richmond, VA, 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.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.