# NTSB FTW78FPJ20: Cessna 414A, N30AW, Oklahoma City, OK, May 21, 1978

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: May 21, 1978
- 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: 2 uninjured
- Status: Completed, report July 7, 1978
- Report: Brief approved by the director
- NTSB case key (mKey): 141878
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW78FPJ20
- Page: https://openairdocs.org/ntsb/FTW78FPJ20

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1171  78/5/21    OKLAHOMA CITY,OK    CESSNA 414A         CR-  0  0  1  NONCOMMERCIAL             AIRLINE TRANSPORT, AGE
        TIME - 0019                    N30AW               PX-  0  0  1  CORP/EXEC                 59, 11277 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            802 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - WILL ROGERS
        DEPARTURE POINT             INTENDED DESTINATION
          TYLER,TX                    OKLAHOMA CITY,OK
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           WHEELS-UP                                                LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           AIRFRAME - LANDING GEAR: NORMAL RETRACTION/EXTENSION ASSEMBLY
           SYSTEMS - HYDRAULIC SYSTEM: RESERVOIR,LINES,FITTINGS
           MISCELLANEOUS ACTS,CONDITIONS - OBSTRUCTED
        REMARKS- PIECES OF O RING PACKING LODGED IN BALL CHECK CHAMBER OF UPLOCK ACTUATOR,P/N 5727110-5.
```

## Aircraft

- Registration: [N30AW](https://openairdocs.org/aircraft/N30AW), registered now, S/N 18502369, built 1974 (OpenAirDocs)
- Reported make and model: CESSNA 414A
- Registry model: [Cessna A185F](https://openairdocs.org/model/cessna-a185f) (registry code 2072821) (OpenAirDocs)
- Registry engine: [Continental IO-520 series](https://openairdocs.org/engine/continental-io-520-series) (registry code 17032, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Will Rogers

## 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 19780521012529A](https://openairdocs.org/incident/19780521012529A), May 21, 1978: Cessna 414A, Oklahoma City, OK, Substantial damage. Pieces of o ring packing lodged in ball check chamber of uplock ator,p/n 5727110-5.

## Other investigations on N30AW (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 CEN14CA177](https://openairdocs.org/ntsb/CEN14CA177), Feb 28, 2014: Cessna A185F (N30AW), Fredericksburg, TX, substantial damage. Probable cause: The pilot did not maintain directional control of the airplane during the takeoff with a gusting crosswind.

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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