# NTSB CHI67F0431: Cessna 150D, N4429U, Deerfield, IL, December 22, 1966

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: December 22, 1966
- Place: Deerfield, IL · DEERFIELD, IL
- Location: 42.1661° N, 87.8525° W: Placed by OpenAirDocs: center of Deerfield, IL, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=42.1661&lon=-87.8525&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report April 25, 1967
- Report: Brief approved by the director
- NTSB case key (mKey): 119399
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI67F0431
- Page: https://openairdocs.org/ntsb/CHI67F0431

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-4315  66/12/22   DEERFIELD ILL       CESSNA 150D         CR-  0  0  2  INSTRUCTIONAL             COMMERCIAL, FL.INSTR.,
        TIME - 1000                    N4429U              PX-  0  0  0  DUAL                      AGE 26, 1613 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            508 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - CHICAGOLAND
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: CLIMB TO CRUISE
           COLLIDED WITH: TREES                                     LANDING: ROLL
        PROBABLE CAUSE(S)
           POWERPLANT - MISCELLANEOUS: POWERPLANT FAILURE FOR UNDETERMINED REASONS
        PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- ENG WAS STARTED AND TESTED AFTER ACCIDENT.POWER FAILURE COULD NOT BE DUPLICATED.
```

## Aircraft

- Registration: [N4429U](https://openairdocs.org/deregistered/N4429U-2012-07-09), registration cancelled 2012-07-09, S/N 15060429, built 1964 (OpenAirDocs)
- Reported make and model: CESSNA 150D
- Registry model: [Cessna 150D](https://openairdocs.org/model/cessna-150d) (registry code 2071810) (OpenAirDocs)
- Registry engine: [Continental 0-200 series](https://openairdocs.org/engine/continental-0-200-series) (registry code 17020, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Chicagoland

## Other investigations on N4429U (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 CHI66F0314](https://openairdocs.org/ntsb/CHI66F0314), Aug 29, 1965: Cessna 150 (N4429U), Northbrook, IL, substantial damage

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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