# NTSB FTW71DRA62: Boeing E75, N4936C, Crosby, TX, May 17, 1971

- Type: NTSB incident investigation
- Classification: Incident · No injuries · Closed
- Date: May 17, 1971
- Place: Crosby, TX · CROSBY, TX
- Location: 29.9148° N, 95.0581° W: Placed by OpenAirDocs: center of Crosby, TX, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=29.9148&lon=-95.0581&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report January 18, 1972
- Report: Brief approved by the director
- NTSB case key (mKey): 162250
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW71DRA62
- Page: https://openairdocs.org/ntsb/FTW71DRA62

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
5-0019  71/5/17    CROSBY,TEX          BOEING E75          CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 29, 2200
        TIME - 1215                    N4936C              PX-  0  0  0  ASSOC CROP CTL ACTIVITY   TOTAL HOURS, 900 IN TYPE,
                                       DAMAGE-MINOR        OT-  0  0  0                            INSTRUMENT RATED.
        CLASSIFIED AS INCIDENT
        NAME OF AIRPORT - SEABURG
        DEPARTURE POINT             INTENDED DESTINATION
          CROSBY,TEX                  LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           NOSE OVER/DOWN                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           POWERPLANT - LUBRICATING SYSTEM: FILTERS,SCREEN
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
        FACTOR(S)
           TERRAIN - ROUGH/UNEVEN
        PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL - 2100                       KIND OF OPERATION - FERTILIZING (DUST)
          KIND OF CROP - RICE                                      TYPE OF CHEMICAL USED - DRY CHEMICAL-NONTOXIC
          PILOT' S SEAT BELT -UNKNOWN/NOT REPORTED                 GLOVES - NOT USED
          GOGGLES - USED                                           CRASH HELMET - AVAILABLE USED
          COCKPIT CRASHPAD - NOT INSTALLED                         CRASH BAR - INSTALLED
          TANK/HOPPER-LOCATION - BELLY
        REMARKS- OIL SUMP SCREEN COLLAPSED,PREVENTING OIL PRESS TO PROP.PROP WENT INTO HIGH PITCH.
```

## Aircraft

- Registration: [N4936C](https://openairdocs.org/aircraft/N4936C), registered now, S/N 75-8427 (OpenAirDocs)
- Reported make and model: BOEING E75
- Registry model: [Boeing E75N1](https://openairdocs.org/model/boeing-e75n1) (registry code 1380154) (OpenAirDocs)
- Registry engine: [Pratt & Whitney R-985 series](https://openairdocs.org/engine/pratt-whitney-r-985-series) (registry code 52008, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Minor damage
- Airport: Seaburg

## Other investigations on N4936C (1)

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 MIA65A0126](https://openairdocs.org/ntsb/MIA65A0126), Jun 26, 1965: Boeing 75N1 (N4936C), Sunflower, MS, substantial damage, 1 fatal

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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