# NTSB MKC79FA035: Dehavilland DH 104, N906MW, St Louis, MO, June 11, 1979

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: June 11, 1979
- Place: St Louis, MO · ST LOUIS, MO
- Location: 38.6273° N, 90.1979° W: Placed by OpenAirDocs: center of St. Louis, MO, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=38.6273&lon=-90.1979&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report July 17, 1979
- Report: Brief approved by the director
- NTSB case key (mKey): 136234
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MKC79FA035
- Page: https://openairdocs.org/ntsb/MKC79FA035

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1045  79/6/11    ST LOUIS,MO         DEHAVILLAND DH 104  CR-  0  0  2  COMMERCIAL                ATP,FLIGHT INSTR., AGE
        TIME - 2152                    N906MW              PX-  0  0  0  COMMUTER AIR CARRIER      27, 4032 TOTAL HOURS, 651
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0  AIR TAXI-CARGO S-D        IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - LAMBERT
        DEPARTURE POINT             INTENDED DESTINATION
          KANSAS CITY,MO              ST LOUIS,MO
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GEAR RETRACTED                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: IMPROPER MAINTENANCE (MAINTENANCE PERSONNEL)
           AIRFRAME - LANDING GEAR: NORMAL RETRACTION/EXTENSION ASSEMBLY
           MISCELLANEOUS ACTS,CONDITIONS - IMPROPERLY INSTALLED
           MISCELLANEOUS ACTS,CONDITIONS - CHAFED
        REMARKS- PNEUMATIC LINE TO DOWN PORT ON NLG ACTUATOR CHAFED THROUGH.
```

## Aircraft

- Registration: [N906MW](https://openairdocs.org/deregistered/N906MW-2011-07-26), registration cancelled 2011-07-26, S/N 04449, built 1953 (OpenAirDocs)
- Reported make and model: DEHAVILLAND DH 104
- Registry model: [Dehavilland DH104 DOVE 7AXC](https://openairdocs.org/model/dehavilland-dh104-dove-7axc) (registry code 2800417) (OpenAirDocs)
- Registry engine: [AiResearch 331 SER 605HP](https://openairdocs.org/engine/airesearch-331-ser-605hp) (registry code 01502, turbo-prop) (OpenAirDocs)
- Category: Airplane
- Engines: turbo prop
- Damage: Substantial damage
- Airport: Lambert

## 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 19790611014259A](https://openairdocs.org/incident/19790611014259A), Jun 11, 1979: Dhav DHC4, St Louis, MO, Substantial damage. Landing gear collapsed on landing roll. Aircraft veered off runway. Found ruptured pneumatic gear actuator line.

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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