# NTSB SEA72FYG31: Piper PA-25, N4566Y, Pullman, WA, March 16, 1972

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: March 16, 1972
- Place: Pullman, WA · PULLMAN, WA
- Location: 46.7331° N, 117.1683° W: Placed by OpenAirDocs: center of Pullman, WA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=46.7331&lon=-117.1683&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 1 minor
- Status: Completed, report February 3, 1973
- Report: Brief approved by the director
- NTSB case key (mKey): 166332
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA72FYG31
- Page: https://openairdocs.org/ntsb/SEA72FYG31

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1537  72/3/16    PULLMAN,WASH        PIPER PA-25         CR-  0  0  1  COMMERCIAL                ATP,FLIGHT INSTR., AGE
        TIME - 1600                    N4566Y              PX-  0  0  0  ASSOC CROP CTL ACTIVITY   58, 15000 TOTAL HOURS,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            3000 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          PULLMAN,WASH                LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           STALL: MUSH                                              IN FLIGHT: EN ROUTE TO TREAT CROP
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - LOAD NOT JETTISONED
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL - 9999                       KIND OF OPERATION - FERTILIZING (DUST)
          KIND OF CROP - GRAIN FIELDS                              TYPE OF CHEMICAL USED - DRY CHEMICAL-NONTOXIC
          GLOVES - USED                                            GOGGLES - NOT USED
          CRASH HELMET - AVAILABLE USED                            COCKPIT CRASHPAD - INSTALLED
          CRASH BAR - INSTALLED                                    TANK/HOPPER-LOCATION - FORWARD OF PILOT
         FIRE AFTER IMPACT
        REMARKS- PLT UN TO DUMP LOAD.HIT HILL.
```

## Aircraft

- Registration: [N4566Y](https://openairdocs.org/deregistered/N4566Y-1977-11-01), registration cancelled 1977-11-01, S/N 25-4226 (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: Destroyed

## Other investigations on N4566Y (2)

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 SEA77FYP45](https://openairdocs.org/ntsb/SEA77FYP45), Sep 21, 1977: Piper PA-25 (N4566Y), Pasco, WA, destroyed
- [NTSB SEA68D0013](https://openairdocs.org/ntsb/SEA68D0013), Jun 12, 1967: Piper PA-25 (N4566Y), Royal City, WA, 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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