# NTSB ANC83FA161: Bellanca 7GCBC, N88374, Kasilof, AK, September 5, 1983

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Field investigation · Final report
- Date: September 5, 1983, 13:15 local (18:15 UTC)
- Place: Kasilof, AK
- Coordinates: 60.27985, -151.260818 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=60.2799&lon=-151.2608&mi=10
- Phase of flight: [Uncontrolled descent](https://openairdocs.org/ntsb-phases/650) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 3 fatal
- Status: Completed
- Report: Approved by Office Director
- NTSB office: Alaska Regional Office
- NTSB case key (mKey): 4055
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC83FA161
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/4055/pdf
- Page: https://openairdocs.org/ntsb/ANC83FA161

## Sequence of events

In NTSB's coding before 2008 (https://www.ntsb.gov/GILS/Documents/codman.pdf).

- In flight collision with terrain/water, descent - uncontrolled
  - reason for occurrence undetermined (cause)

## Analysis

THE ACFT CRASHED IN A VERTICAL NOSE DOWN ATTITUDE A SHORT DISTANCE FROM THE PLT'S PRIVATE AIRSTRIP. ACCORDING TO RELATIVES THE PLT WAS TAKING HIS GIRL FRIEND'S 2 CHILDREN FOR A SHORT FLT. INVESTIGATION REVEALED THE PLT'S LAST KNOWN MEDICAL CERTIFICATE WAS DATED 9/28/78. THE ANNUAL INSPECTION ON THE ACFT WAS OVERDUE BY 7 MONTHS. THE TYPE OF FUEL FOUNDIN THE ACFT AFTER THE ACCIDENT RESEMBLED AUTOMOTIVE FUEL IN APPEARANCE AND SMELL. A FUEL ANALYSIS DID NOT DETERMINE TYPEOF FUEL. A PATHOLOGIST WHO EXAMINED THE PLT'S BODY AFTER THE ACCIDENT STATED THAT THE TOXICOLOGY REPORT SHOWED A THERAPEUTIC LEVEL OF DIPHENHYDRAMINE PRESENT. ACCORDING TO A DOCTOR, THIS COULD HAVE IMPAIRED THE PLT'S JUDGEMENT, VISION AND OTHER SENSORY FUNCTIONS. THERE WERE NO WITNESSES TO THIS ACCIDENT.

## Aircraft

- Registration: [N88374](https://openairdocs.org/deregistered/N88374-2013-05-15), registration cancelled 2013-05-15, S/N 773-74, built 1974 (OpenAirDocs)
- Reported make and model: BELLANCA 7GCBC
- Registry model: [Bellanca 7GCBC](https://openairdocs.org/model/bellanca-7gcbc) (registry code 1220601) (OpenAirDocs)
- Registry engine: [Lycoming 0-320 series](https://openairdocs.org/engine/lycoming-0-320-series) (registry code 41508, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 773-74
- Airframe hours: 1000
- Engines: LYCOMING O-320-A2B 150 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Registered owner: Royer A. Winch
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, February 1, 1982, 55 hours before
- Departed: WINC, KASILOF, AK

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 43; commercial; airplane ratings: single-engine land, single-engine sea; medical: unknown, expired; seat: front; toxicology performed

## Weather

- Conditions: Visual (VMC), Day
- Visibility: 50 statute miles
- Lowest ceiling: none
- Temperature: 61 °F

## 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 19830905045729A](https://openairdocs.org/incident/19830905045729A), Sep 5, 1983: Bbavia 7GCBC, Kasilof, AK, Substantial damage, 2 fatal. Vertical impact in a wooded area. No witnesses of local flight. Aricraft out of annual. Pilots medical had expired.

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.