# NTSB SEA71DYG55: Piper PA-25, N4722Y, Lind, WA, May 22, 1971

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: May 22, 1971
- Place: Lind, WA · LIND, WA
- Location: 46.9703° N, 118.6164° W: Placed by OpenAirDocs: center of Lind, WA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=46.9703&lon=-118.6164&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report January 13, 1972
- Report: Brief approved by the director
- NTSB case key (mKey): 161546
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA71DYG55
- Page: https://openairdocs.org/ntsb/SEA71DYG55

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1670  71/5/22    LIND,WASH           PIPER PA-25         CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 54, 5000
        TIME - 0545                    N4722Y              PX-  0  0  0  AERIAL APPLICATION        TOTAL HOURS, 1000 IN
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            TYPE, NOT INSTRUMENT
                                                                                                   RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          LIND,WASH                   LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           STALL                                                    IN FLIGHT: PROCEDURE TURNAROUND
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
         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 -UNKNOWN/NOT REPORTED                 GLOVES - NOT USED
          GOGGLES - NOT USED                                       CRASH HELMET - AVAILABLE USED
          COCKPIT CRASHPAD - INSTALLED                             CRASH BAR - INSTALLED
          TANK/HOPPER-LOCATION - FORWARD OF PILOT                  TERRAIN-TYPE -ROLLING
          ELEVATION-AREA BEING TREATED-FEET -  1700                SWATH RUN-HOW FLOWN - WIND CALM
          PROCEDURE TURNAROUND - THIRD 1/3 TURN
```

## Aircraft

- Registration: [N4722Y](https://openairdocs.org/aircraft/N4722Y), registered now, S/N 25-4465, built 1967 (OpenAirDocs)
- Reported make and model: PIPER PA-25
- Registry model: [Piper PA-25-260](https://openairdocs.org/model/piper-pa-25-260) (registry code 7102508) (OpenAirDocs)
- Registry engine: [Lycoming 0-540 series](https://openairdocs.org/engine/lycoming-0-540-series) (registry code 41532, reciprocating) (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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