# NTSB MKC77FTK20: Aeronca 7GCB, N9871Y, Northville, SD, May 19, 1977

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Closed
- Date: May 19, 1977
- Place: Northville, SD · NORTHVILLE, SD
- Location: 45.1554° N, 98.5793° W: Placed by OpenAirDocs: center of Northville, SD, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=45.1554&lon=-98.5793&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 1 serious
- Status: Completed, report August 27, 1977
- Report: Brief approved by the director
- NTSB case key (mKey): 147078
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MKC77FTK20
- Page: https://openairdocs.org/ntsb/MKC77FTK20

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1739  77/5/19    NORTHVILLE,SD       AERONCA 7GCB        CR-  0  1  0  COMMERCIAL                COMMERCIAL, AGE 32, 275
        TIME - 1205                    N9871Y              PX-  0  0  0  AERIAL APPLICATION        TOTAL HOURS, 10 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          NORTHVILLE,SD               LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           STALL: SPIN                                              IN FLIGHT: PROCEDURE TURNAROUND
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
        FACTOR(S)
           WEATHER - UNFAVORABLE WIND CONDITIONS
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          BROKEN                                                    25000
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  WIND DIRECTION-DEGREES
          NONE                                                     180
        WIND VELOCITY-KNOTS                                      TYPE OF WEATHER CONDITIONS
           8                                                       VFR
        TYPE OF FLIGHT PLAN
          NONE
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL -   10                       KIND OF OPERATION - SPRAYING CROPS
          KIND OF CROP - GRAIN FIELDS                              TYPE OF CHEMICAL USED - LIQUID CHEMICAL-NONTOXIC
          PILOT' S SEAT BELT -FASTENED-PROPERLY                    GLOVES - NOT USED
          GOGGLES - NOT USED                                       CRASH HELMET - AVAILABLE USED
          COCKPIT CRASHPAD - INSTALLED                             CRASH BAR - INSTALLED
          TANK/HOPPER-LOCATION - BELLY                             TERRAIN-TYPE -LEVEL,FLAT
          ELEVATION-AREA BEING TREATED-FEET -  1350                SWATH RUN-HOW FLOWN - CROSSWIND
          PROCEDURE TURNAROUND - SECOND 1/3 TURN
         FIRE AFTER IMPACT
        REMARKS- PLT RPTD GUSTS TO 15KTS.
```

## Aircraft

- Registration: [N9871Y](https://openairdocs.org/deregistered/N9871Y-1977-07-21), registration cancelled 1977-07-21, S/N 7GCB-76 (OpenAirDocs)
- Reported make and model: AERONCA 7GCB
- Registry model: [Champion 7GCB](https://openairdocs.org/model/champion-7gcb) (registry code 21101PC) (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 19770519011799A](https://openairdocs.org/incident/19770519011799A), May 19, 1977: Blanca 7GCB, Northville, SD, Destroyed. Plt rptd gusts to 15KTS.

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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