# NTSB MKC78FCG15: Cessna 421B, N5433J, St.Joseph, MO, January 27, 1978

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: January 27, 1978
- Place: St.Joseph, MO · ST.JOSEPH, MO
- Location: 39.7686° N, 94.8466° W: Placed by OpenAirDocs: center of St. Joseph, MO, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=39.7686&lon=-94.8466&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 5 uninjured
- Status: Completed, report March 1, 1978
- Report: Brief approved by the director
- NTSB case key (mKey): 143575
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MKC78FCG15
- Page: https://openairdocs.org/ntsb/MKC78FCG15

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0022  78/1/27    ST.JOSEPH,MO        CESSNA 421B         CR-  0  0  1  NONCOMMERCIAL             ATP,FLIGHT INSTR., AGE
        TIME - 1505                    N5433J              PX-  0  0  4  CORP/EXEC                 49, 8000 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            1400 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - ST.JOSEPH
        DEPARTURE POINT             INTENDED DESTINATION
          CHICAGO,OH                  ST.JOSEPH,MO
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           WHEELS-UP                                                LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: IMPROPER MAINTENANCE (MAINTENANCE PERSONNEL)
           AIRFRAME - LANDING GEAR: NORMAL RETRACTION/EXTENSION ASSEMBLY
           MISCELLANEOUS ACTS,CONDITIONS - WRONG PART
           MISCELLANEOUS ACTS,CONDITIONS - INTENTIONAL WHEELS-UP
        REMARKS- L/G ASSEMBLY EQUIPPED WITH FLAP MOTOR IN LIEU OFL/G MOTOR.
```

## Aircraft

- Registration: [N5433J](https://openairdocs.org/deregistered/N5433J-2013-06-13), registration cancelled 2013-06-13, S/N 421B0892, built 1975 (OpenAirDocs)
- Reported make and model: CESSNA 421B
- Registry model: [Cessna 421B](https://openairdocs.org/model/cessna-421b) (registry code 2076014) (OpenAirDocs)
- Registry engine: [Continental GTSIO-520-C](https://openairdocs.org/engine/continental-gtsio-520-c) (registry code 17035, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: St.Joseph

## 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 19780127000929A](https://openairdocs.org/incident/19780127000929A), Jan 27, 1978: Cessna 402B, St.Joseph, MO, Substantial damage. L/g assembly equipped with flap motor in lieu ofl/g motor.

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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