# NTSB FTW74DQG63: Aero Cmdr 600S2R, N5649X, Maryneal, TX, May 31, 1974

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: May 31, 1974
- Place: Maryneal, TX · MARYNEAL, TX
- Location: 32.2354° N, 100.4504° W: Placed by OpenAirDocs: center of Maryneal, TX, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=32.2354&lon=-100.4504&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report June 19, 1974
- Report: Brief approved by the director
- NTSB case key (mKey): 125847
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW74DQG63
- Page: https://openairdocs.org/ntsb/FTW74DQG63

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1244  74/5/31  NR.MARYNEAL,TEX       AERO CMDR 600S2R    CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 45, 5435
        TIME - 1050                    N5649X              PX-  0  0  0  ASSOC CROP CTL ACTIVITY   TOTAL HOURS, 67 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
         MARYNEAL,TEX                 LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GROUND-WATER LOOP-SWERVE                                 LANDING: ROLL
           GEAR COLLAPSED                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO MAINTAIN DIRECTIONAL CONTROL
        FACTOR(S)
           PILOT IN COMMAND - SELECTED UNSUITABLE TERRAIN
           WEATHER - UNFAVORABLE WIND CONDITIONS
           TERRAIN - ROUGH/UNEVEN
           TERRAIN - LOOSE GRAVEL
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
        WEATHER BRIEFING - NO RECORD OF BRIEFING RECEIVED
        WEATHER FORECAST - UNKNOWN/NOT REPORTED
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          CLEAR                                                    UNLIMITED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  WIND DIRECTION-DEGREES
          NONE                                                      60
        WIND VELOCITY-KNOTS                                      TYPE OF WEATHER CONDITIONS
           18                                                      VFR
        TYPE OF FLIGHT PLAN
          NONE
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL - 3662                       KIND OF OPERATION - SPRAYING FORESTS
          KIND OF CROP - MESQUITE                                  TYPE OF CHEMICAL USED - LIQUID CHEMICAL-TOXIC
          PILOT' S SEAT BELT -UNKNOWN/NOT REPORTED                 GLOVES - NOT USED
          GOGGLES - NOT USED                                       CRASH HELMET - AVAILABLE USED
          CRASH BAR - INSTALLED                                    TANK/HOPPER-LOCATION - FORWARD OF PILOT
          ELEVATION-AREA BEING TREATED-FEET -  2600
        REMARKS- PLT LND ON GRAVEL RD.WND GUSTS TO 25K.
```

## Aircraft

- Registration: [N5649X](https://openairdocs.org/deregistered/N5649X-1994-08-31), registration cancelled 1994-08-31, S/N 1849R (OpenAirDocs)
- Reported make and model: AERO CMDR 600S2R
- Registry model: [Aero Commander S2R](https://openairdocs.org/model/aero-commander-s2r) (registry code 0143022) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage

## 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 19740531013319A](https://openairdocs.org/incident/19740531013319A), May 31, 1974: Ayres S2R, Maryneal, TX, Substantial damage. Plt lnd on gravel rd. wnd gusts to 25K.

## Other investigations on N5649X (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 DEN90LA127](https://openairdocs.org/ntsb/DEN90LA127), Jun 7, 1990: Aero Commander S2R (N5649X), Sisseton, SD, substantial damage. Probable cause: A TOTAL LOSS OF POWER DUE TO FUEL STARVATION. FUEL STARVATION WAS CAUSED BY A MISSING FUEL VALVE SUPPORT CLAMP AND A RESULTANT CRACKED FUEL LINE. INADEQUATE MAINTENANCE INSPECTIONS AND ROUGH, UNEVEN…
- [NTSB FTW77DPG57](https://openairdocs.org/ntsb/FTW77DPG57), Jul 6, 1977: Aero Comdr S-2R (N5649X), Beedeville, AR, 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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