# NTSB IAD74AI004: Navion A, N8620H, Henderson, KY, July 14, 1973

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: July 14, 1973
- Place: Henderson, KY · HENDERSON, KY
- Location: 37.8376° N, 87.5797° W: Placed by OpenAirDocs: center of Henderson, KY, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=37.8376&lon=-87.5797&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 2 fatal
- Status: Completed, report October 24, 1973
- Report: Brief approved by the director
- NTSB case key (mKey): 188992
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=IAD74AI004
- Page: https://openairdocs.org/ntsb/IAD74AI004

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2733  73/7/14  NR.HENDERSON,KY       NAVION A            CR-  1  0  0  NONCOMMERCIAL             PRIVATE, AGE 50, 2800
        TIME - 1130                    N8620H              PX-  1  0  0  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, UNK/NR IN
                                       DAMAGE-DESTROYED    OT-  0  0  0                            TYPE, INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          ZANESVILLE,OHIO             SPRINGFIELD,OHIO
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           AIRFRAME FAILURE: IN FLIGHT                              IN FLIGHT: OTHER
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - CONTINUED VFR FLIGHT INTO ADVERSE WEATHER CONDITIONS
           PILOT IN COMMAND - SPATIAL DISORIENTATION
           PILOT IN COMMAND - EXCEEDED DESIGNED STRESS LIMITS OF AIRCRAFT
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - SEPARATION IN FLIGHT
           WEATHER - RAIN
           WEATHER - TURBULENCE, ASSOCIATED W/CLOUDS AND/OR THUNDERSTORMS
           WEATHER - THUNDERSTORM ACTIVITY
        WEATHER BRIEFING - BRIEFED BY FLIGHT SERVICE PERSONNEL, BY PHONE
        WEATHER FORECAST - FORECAST SUBSTANTIALLY CORRECT
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          OVERCAST                                                  2500
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          3/4 MILE OR LESS                                          RAIN SHOWERS, THUNDERSTORM
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  WIND DIRECTION-DEGREES
          NONE                                                     340
        WIND VELOCITY-KNOTS                                      TYPE OF WEATHER CONDITIONS
           13                                                      IFR
        TYPE OF FLIGHT PLAN
          IFR
        REMARKS- FLEW INTO TSTM. BOTH WGS SEPARATED IN FLT.
```

## Aircraft

- Registration: [N8620H](https://openairdocs.org/deregistered/N8620H-1973-10-18), registration cancelled 1973-10-18, S/N NAV-4-585 (OpenAirDocs)
- Reported make and model: NAVION A
- Registry model: [North American NAVION](https://openairdocs.org/model/north-american-navion) (registry code 6150130) (OpenAirDocs)
- Category: Airplane
- 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 19730714027849A](https://openairdocs.org/incident/19730714027849A), Jul 14, 1973: Navion NAVIOND, Henderson, KY, Destroyed, 1 fatal. Flew into tstm. Both wgs separated in flt.

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

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