# NTSB FTW81DPJ31: Scorpion 133, N5586N, Oklahoma City, OK, August 17, 1980

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: August 17, 1980
- Place: Oklahoma City, OK · OKLAHOMA CITY, OK
- Location: 35.4676° N, 97.5164° W: Placed by OpenAirDocs: center of Oklahoma City, OK, within about 14 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=35.4676&lon=-97.5164&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report April 13, 1981
- Report: Brief approved by the director
- NTSB case key (mKey): 202520
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW81DPJ31
- Page: https://openairdocs.org/ntsb/FTW81DPJ31-202520

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3612  80/8/17    OKLAHOMA CITY,OK    SCORPION 133        CR-  0  0  1  INSTRUCTIONAL             STUDENT, AGE UNK/NR, 50
        TIME - 1430                    N5586N              PX-  0  0  0  TRAINING                  TOTAL HOURS, ALL IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - JACK RICHARDS
        DEPARTURE POINT             INTENDED DESTINATION
          OKLAHOMA CITY,OK            LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ROLL OVER                                                LANDING: POWER-ON LANDING
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - EXERCISED POOR JUDGMENT
        FACTOR(S)
           WEATHER - UNFAVORABLE WIND CONDITIONS
           WEATHER - HIGH TEMPERATURE
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          SCATTERED                                                UNLIMITED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TEMPERATURE-F
          NONE                                                      102
        WIND DIRECTION-DEGREES                                   WIND VELOCITY-KNOTS
          180                                                       16
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      NONE
        REMARKS- WIND GUSTING 23K.
```

## Aircraft

- Registration: [N5586N](https://openairdocs.org/deregistered/N5586N-2013-04-22), registration cancelled 2013-04-22, S/N RW6900, built 1980 (OpenAirDocs)
- Reported make and model: SCORPION 133
- Registry model: [Ridley Clay K SCORPION TOO](https://openairdocs.org/model/ridley-clay-k-scorpion-too) (registry code 13025AB) (OpenAirDocs)
- Registry engine: [Rotorway RW-133 series](https://openairdocs.org/engine/rotorway-rw-133-series) (registry code 55000, reciprocating) (OpenAirDocs)
- Category: Helicopter, amateur-built
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Jack Richards

## 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 19800817035889A](https://openairdocs.org/incident/19800817035889A), Aug 17, 1980: Amtrrw SCORPION2, Oklahoma City, OK, Substantial damage. Student pilot landing in gusty wind allowed helicopter to roll over on touchdown.

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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