# NTSB SEA72DYA28: Piper PA-25, N6820Z, Preston, ID, March 27, 1972

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: March 27, 1972
- Place: Preston, ID · PRESTON, ID
- Location: 42.0994° N, 111.8807° W: Placed by OpenAirDocs: center of Preston, ID, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=42.0994&lon=-111.8807&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report January 9, 1973
- Report: Brief approved by the director
- NTSB case key (mKey): 165655
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA72DYA28
- Page: https://openairdocs.org/ntsb/SEA72DYA28

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1096  72/3/27    PRESTON,ID          PIPER PA-25         CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 28, 952
        TIME - 1030                    N6820Z              PX-  0  0  0  AERIAL APPLICATION        TOTAL HOURS, 50 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          PRESTON,ID                  LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           COLLISION WITH GROUND/WATER: CONTROLLED                  LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: INADEQUATE MAINTENANCE AND INSPECTION
           POWERPLANT - ENGINE STRUCTURE: OTHER
           MISCELLANEOUS ACTS,CONDITIONS - DISCONNECTED
           MISCELLANEOUS - FOREIGN MATERIAL AFFECTING NORMAL OPERATIONS
           TERRAIN - ROUGH/UNEVEN
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
                                  SUSPECTED MECHANICAL DISCREPANCY
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL -  500                       KIND OF OPERATION - FERRY
          KIND OF CROP - UNKNOWN/NOT REPORTED                      TYPE OF CHEMICAL USED - DRY CHEMICAL-TOXIC
          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
        REMARKS- A SCREW BACKED OUT OF CRANKSHAFT IDLE GR LOCKING PLATE & BECAME LODGED IN MAGNETO DRIVE GR.
```

## Aircraft

- Registration: [N6820Z](https://openairdocs.org/deregistered/N6820Z-1973-05-01), registration cancelled 1973-05-01, S/N 25-2491 (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

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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