# NTSB FTW66F0354: Aero Cmdr 520, N4183B, Midland, TX, October 16, 1965

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: October 16, 1965
- Place: Midland, TX · MIDLAND, TX
- Location: 31.9973° N, 102.0779° W: Placed by OpenAirDocs: center of Midland, TX, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=31.9973&lon=-102.0779&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 4 uninjured
- Status: Completed, report November 29, 1965
- Report: Brief approved by the director
- NTSB case key (mKey): 175202
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW66F0354
- Page: https://openairdocs.org/ntsb/FTW66F0354

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3046  65/10/16   MIDLAND TEX         AERO CMDR 520       CR-  0  0  1  NONCOMMERCIAL             COMMERCIAL, FL.INSTR.,
        TIME - 1145                    N4183B              PX-  0  0  3  CORP/EXEC                 AGE 51, 13166 TOTAL
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            HOURS, 800 IN TYPE,
                                                                                                   INSTRUMENT RATED.
        NAME OF AIRPORT - MIDLAND
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GROUND-WATER LOOP-SWERVE                                 LANDING: ROLL
           COLLIDED WITH: DIRT BANK                                 LANDING: ROLL
        PROBABLE CAUSE(S)
           AIRFRAME - LANDING GEAR: BRAKING SYSTEM (NORMAL SYSTEM)
           SYSTEMS - HYDRAULIC SYSTEM: RESERVOIR,LINES,FITTINGS
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
        REMARKS- HYDRAULIC DOWN LOCK LINE FITTING P/N AN-823-4D FAILED EXHAUSTING FLUID.
```

## Aircraft

- Registration: [N4183B](https://openairdocs.org/deregistered/N4183B-2012-08-01), registration cancelled 2012-08-01, S/N 520-90, built 1953 (OpenAirDocs)
- Reported make and model: AERO CMDR 520
- Registry model: [Aero Commander 520](https://openairdocs.org/model/aero-commander-520) (registry code 0141202) (OpenAirDocs)
- Registry engine: [Lycoming GO-435C&D series](https://openairdocs.org/engine/lycoming-go-435c-d-series) (registry code 41521, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Midland

## Other investigations on N4183B (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 FTW84LA356](https://openairdocs.org/ntsb/FTW84LA356), Aug 24, 1984: Gulfstream 520 (N4183B), Goliad, TX, destroyed

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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