# NTSB MIA79FKQ11: Bell 47D, N4227A, Parchman, MS, June 8, 1979

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: June 8, 1979
- Place: Parchman, MS · PARCHMAN, MS
- Location: 33.9179° N, 90.4965° W: Placed by OpenAirDocs: center of Parchman, MS, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=33.9179&lon=-90.4965&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report July 23, 1979
- Report: Brief approved by the director
- NTSB case key (mKey): 135410
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MIA79FKQ11
- Page: https://openairdocs.org/ntsb/MIA79FKQ11

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1957   79/6/8    PARCHMAN,MS         BELL 47D            CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 30, 3305
        TIME - 2000                    N4227A              PX-  0  0  0  AERIAL APPLICATION        TOTAL HOURS, 700 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          PARCHMAN,MS                 LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           PROPELLER/ROTOR FAILURE: TAIL ROTOR                      IN FLIGHT: EN ROUTE TO TREAT CROP
           COLLISION WITH GROUND/WATER: CONTROLLED                  IN FLIGHT: EN ROUTE TO TREAT CROP
        PROBABLE CAUSE(S)
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: INADEQUATE MAINTENANCE AND INSPECTION
           ROTORCRAFT - ROTOR ASSEMBLIES: TAIL ROTOR BLADES
           MISCELLANEOUS ACTS,CONDITIONS - FATIGUE FRACTURE
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL -  700                       KIND OF OPERATION - SPRAYING CROPS
          KIND OF CROP - RICE                                      TYPE OF CHEMICAL USED - LIQUID CHEMICAL-TOXIC
          GLOVES - NOT USED                                        GOGGLES - NOT USED
          CRASH HELMET - AVAILABLE USED                            COCKPIT CRASHPAD - NOT INSTALLED
          CRASH BAR - NOT INSTALLED                                TANK/HOPPER-LOCATION - SIDES
          TERRAIN-TYPE -LEVEL,FLAT
```

## Aircraft

- Registration: [N4227A](https://openairdocs.org/deregistered/N4227A-2013-10-23), registration cancelled 2013-10-23, S/N 84, built 1948 (OpenAirDocs)
- Reported make and model: BELL 47D
- Registry model: [Bell 47D1](https://openairdocs.org/model/bell-47d1) (registry code 1180802) (OpenAirDocs)
- Registry engine: [Franklin 6V4 series](https://openairdocs.org/engine/franklin-6v4-series) (registry code 27033, reciprocating) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Substantial damage

## 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 19790608012409A](https://openairdocs.org/incident/19790608012409A), Jun 8, 1979: Bell 47D, Parchman, MS, Substantial damage. Tail rotor blade failed in flight.

## Other investigations on N4227A (3)

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 MIA77FKQ35](https://openairdocs.org/ntsb/MIA77FKQ35), Aug 23, 1977: Bell MK5-B (N4227A), Lambert, MS, substantial damage
- [NTSB FTW74FPM29](https://openairdocs.org/ntsb/FTW74FPM29), Jun 19, 1974: EL Tomcat 47 (N4227A), Zafra, OK, destroyed
- [NTSB NYC66A0149](https://openairdocs.org/ntsb/NYC66A0149), Jun 7, 1966: Bell 47D1 (N4227A), Newark, MD, 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.

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