# NTSB FTW71FPM28: Piper PA-18A, N6773B, Okemah, OK, May 16, 1971

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: May 16, 1971
- Place: Okemah, OK · OKEMAH, OK
- Location: 35.4293° N, 96.3003° W: Placed by OpenAirDocs: center of Okemah, OK, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=35.4293&lon=-96.3003&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 1 minor
- Status: Completed, report January 18, 1972
- Report: Brief approved by the director
- NTSB case key (mKey): 161490
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW71FPM28
- Page: https://openairdocs.org/ntsb/FTW71FPM28

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1694  71/5/16    OKEMAH,OKLA         PIPER PA-18A        CR-  0  0  1  COMMERCIAL                COMMERCIAL, FL.INSTR.,
        TIME - 0800                    N6773B              PX-  0  0  0  ASSOC CROP CTL ACTIVITY   AGE 36, 1909 TOTAL HOURS,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            57 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - OKEMAH MUNI
        DEPARTURE POINT             INTENDED DESTINATION
          OKEMAH,OKLA                 LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           STALL                                                    IN FLIGHT: SURVEY FIELD/AREA
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
        FACTOR(S)
           PILOT IN COMMAND - DIVERTED ATTENTION FROM OPERATION OF AIRCRAFT
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL -   57                       KIND OF OPERATION - DEFOLIATION (LIQUID)
          KIND OF CROP - PASTURE                                   TYPE OF CHEMICAL USED - LIQUID CHEMICAL-TOXIC
          PILOT' S SEAT BELT -FASTENED-PROPERLY                    GLOVES - USED
          GOGGLES - NOT USED                                       CRASH HELMET - AVAILABLE USED
          COCKPIT CRASHPAD - NOT INSTALLED                         CRASH BAR - NOT INSTALLED
          TANK/HOPPER-LOCATION - UNKNOWN/NOT REPORTED              TERRAIN-TYPE -HILLY
         FIRE AFTER IMPACT
        REMARKS- CONCERNED ABT PWR LINE.
```

## Aircraft

- Registration: [N6773B](https://openairdocs.org/deregistered/N6773B-1971-06-25), registration cancelled 1971-06-25, S/N 18-5006, built 1956 (OpenAirDocs)
- Reported make and model: PIPER PA-18A
- Registry model: [Piper PA-18A 150](https://openairdocs.org/model/piper-pa-18a-150) (registry code 7101837) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed
- Airport: Okemah Muni

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.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.