# NTSB CHI75FEI26: Cessna 421B, N5976M, Toledo, OH, October 24, 1974

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: October 24, 1974
- Place: Toledo, OH · TOLEDO, OH
- Location: 41.6639° N, 83.5552° W: Placed by OpenAirDocs: center of Toledo, OH, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=41.6639&lon=-83.5552&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report December 17, 1975
- Report: Brief approved by the director
- NTSB case key (mKey): 146416
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI75FEI26
- Page: https://openairdocs.org/ntsb/CHI75FEI26

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-4349  74/10/24   TOLEDO,OHIO         CESSNA 421B         CR-  0  0  1  NONCOMMERCIAL             COMMERCIAL, AGE 33, 2855
        TIME - 1329                    N5976M              PX-  0  0  1  BUSINESS                  TOTAL HOURS, 1160 IN
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            TYPE, INSTRUMENT RATED.
        NAME OF AIRPORT - TOLEDO EXPRESS
        DEPARTURE POINT             INTENDED DESTINATION
          JOLIET,ILL                  TOLEDO,OHIO
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: DESCENDING
           GEAR COLLAPSED                                           LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO FOLLOW APPROVED PROCEDURES,DIRECTIVES,ETC.
           PERSONNEL - PRODUCTION-DESIGN-PERSONNEL: OTHER
           POWERPLANT - FUEL SYSTEM: PUMPS
           TERRAIN - ROUGH/UNEVEN
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - FAILURE OF TWO OR MORE ENGINES
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-2 ENGINES
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- PLT RAN AUX TANKS DRY ENGS FLOODED WHEN BOOST PUMPS SELECTED ON.PUMP DESIGN PERMITTED FLOODING.
```

## Aircraft

- Registration: [N5976M](https://openairdocs.org/deregistered/N5976M-2013-04-25), registration cancelled 2013-04-25, S/N 421B0219, built 1971 (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: Toledo Express

## 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 19741024040759A](https://openairdocs.org/incident/19741024040759A), Oct 24, 1974: Cessna 421B, Toledo, OH, Substantial damage. Plt ran aux tanks dry engs flooded when boost pumps selected on. Pump design permitted flooding.

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.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.