# NTSB MKC73FTK18: Piper PA-25, N7620Z, Gettysburg, SD, June 22, 1973

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: June 22, 1973
- Place: Gettysburg, SD · GETTYSBURG, SD
- Location: 45.0060° N, 99.9539° W: Placed by OpenAirDocs: center of Gettysburg, SD, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=45.0060&lon=-99.9539&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report September 14, 1973
- Report: Brief approved by the director
- NTSB case key (mKey): 189985
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MKC73FTK18
- Page: https://openairdocs.org/ntsb/MKC73FTK18

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2063  73/6/22  NR.GETTYSBURG,S DAK   PIPER PA-25         CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 25, 772
        TIME - 1030                    N7620Z              PX-  0  0  0  AERIAL APPLICATION        TOTAL HOURS, 60 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
         GETTYSBURG,S DAK             LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: SWATH RUN
           NOSE OVER/DOWN                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           POWERPLANT - ENGINE STRUCTURE: CRANKSHAFT
           MISCELLANEOUS ACTS,CONDITIONS - FATIGUE FRACTURE
           TERRAIN - ROUGH/UNEVEN
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - SEPARATION IN FLIGHT
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL - UNKNOWN/NOT REPORTED       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 - FORWARD OF PILOT                  TERRAIN-TYPE -LEVEL,FLAT
          ELEVATION-AREA BEING TREATED-FEET -  1900                SWATH RUN-HOW FLOWN - CROSSWIND
        REMARKS- CRANKSHAFT FAILED,PROP SEPARATED. LND IN WHEAT FLD.
```

## Aircraft

- Registration: [N7620Z](https://openairdocs.org/deregistered/N7620Z-1985-12-11), registration cancelled 1985-12-11, S/N 25-3739 (OpenAirDocs)
- Reported make and model: PIPER PA-25
- Registry model: [Piper PA-25-235](https://openairdocs.org/model/piper-pa-25-235) (registry code 7102504) (OpenAirDocs)
- Category: Airplane
- 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 19730622016959A](https://openairdocs.org/incident/19730622016959A), Jun 22, 1973: Piper PA25235, Gettysburg, SD, Substantial damage. Crankshaft failed,prop separated. Lnd in wheat fld.

## Other investigations on N7620Z (1)

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 MKC83FA177](https://openairdocs.org/ntsb/MKC83FA177), Aug 5, 1983: Piper PA-25-235 (N7620Z), Bentley, KS, destroyed, 1 fatal

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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