# NTSB MKC72DER69: Bensen-Ayer B8MJ, N8251, Huntington, MN, June 27, 1972

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: June 27, 1972
- Place: Huntington, MN · HUNTINGTON, MN
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 1 minor
- Status: Completed, report October 25, 1972
- Report: Brief approved by the director
- NTSB case key (mKey): 166669
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MKC72DER69
- Page: https://openairdocs.org/ntsb/MKC72DER69

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0516  72/6/27    HUNTINGTON,MINN     BENSEN-AYER B8MJ    CR-  0  0  1  NONCOMMERCIAL             COMMERCIAL, FL.INSTR.,
        TIME - 1830                    N8251               PX-  0  0  0  PRACTICE                  AGE 48, 4255 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            5 IN TYPE, NOT INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - HUTCHINSON
        DEPARTURE POINT             INTENDED DESTINATION
          HUNTINGTON,MINN             LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            TAKEOFF: INITIAL CLIMB
           NOSE OVER/DOWN                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           POWERPLANT - IGNITION SYSTEM: SPARK PLUG
           MISCELLANEOUS ACTS,CONDITIONS - BURNED
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
           AIRPORTS/AIRWAYS/FACILITIES - AIRPORT CONDITIONS: OTHER
        FACTOR(S)
           PILOT IN COMMAND - LACK OF FAMILIARITY WITH AIRCRAFT
        PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING ON AIRPORT/SEAPLANE BASE/HELIPT.
        REMARKS- R FRONT CYL PLUG FAILED.SINGLE IGNITION SYS.PLT TRIED TO RET TO RWY.LND IN SOFT GRND OFF RWY.
```

## Aircraft

- Registration: [N8251](https://openairdocs.org/deregistered/N8251-1976-10-04), registration cancelled 1976-10-04, S/N LE2762 (OpenAirDocs)
- Reported make and model: BENSEN-AYER B8MJ
- Registry model: [Bensen B-8MJ](https://openairdocs.org/model/bensen-b-8mj) (registry code 13007S8) (OpenAirDocs)
- Category: Gyroplane, amateur-built
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Hutchinson

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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