# NTSB MKC73AK014: Beech H35, N7940D, Marion, IA, August 4, 1972

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: August 4, 1972
- Place: Marion, IA · MARION, IA
- Location: 42.0446° N, 91.5862° W: Placed by OpenAirDocs: center of Marion, IA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=42.0446&lon=-91.5862&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report March 20, 1973
- Report: Brief approved by the director
- NTSB case key (mKey): 168387
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MKC73AK014
- Page: https://openairdocs.org/ntsb/MKC73AK014

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3333   72/8/4    MARION,IOWA         BEECH H35           CR-  0  0  1  COMMERCIAL                COMMERCIAL, FL.INSTR.,
        TIME - 0725                    N7940D              PX-  0  0  1  AIR TAXI-PASSG            AGE 49, 11400 TOTAL
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            HOURS, 6900 IN TYPE, NOT
                                                                                                   INSTRUMENT RATED.
        NAME OF AIRPORT - MARION
        DEPARTURE POINT             INTENDED DESTINATION         LAST ENROUTE STOP
          SPENCER,IOWA                CEDAR RAPIDS,IOWA            MARION,IOWA
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           WHEELS-UP                                                LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO EXTEND LANDING GEAR
        FACTOR(S)
           AIRFRAME - LANDING GEAR: LANDING GEAR WARNING AND INDICATING COMPONENTS
        REMARKS- PLT RPRTD GR WARNING DID NOT OPERATE.
```

## Aircraft

- Registration: [N7940D](https://openairdocs.org/deregistered/N7940D-2014-05-21), registration cancelled 2014-05-21, S/N D-5204, built 1957 (OpenAirDocs)
- Reported make and model: BEECH H35
- Registry model: [Beech H35](https://openairdocs.org/model/beech-h35) (registry code 1151520) (OpenAirDocs)
- Registry engine: [Continental O-470 series](https://openairdocs.org/engine/continental-o-470-series) (registry code 17026, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Marion

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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