# NTSB CHI76FEE45: Piper PA-32, N1956T, Chicago, IL, March 11, 1976

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: March 11, 1976
- Place: Chicago, IL · CHICAGO, IL
- Location: 41.8500° N, 87.6501° W: Placed by OpenAirDocs: center of Chicago, IL, within about 9 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=41.8500&lon=-87.6501&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 15, 1976
- Report: Brief approved by the director
- NTSB case key (mKey): 152639
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI76FEE45
- Page: https://openairdocs.org/ntsb/CHI76FEE45

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0379  76/3/11    CHICAGO,IL          PIPER PA-32         CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 35, 768
        TIME - 1530                    N1956T              PX-  0  0  1  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 122 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          CHICAGO,IL                  LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           DITCHING                                                 LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: INADEQUATE MAINTENANCE AND INSPECTION
           POWERPLANT - ENGINE STRUCTURE: OTHER
           POWERPLANT - LUBRICATING SYSTEM: OTHER
           MISCELLANEOUS ACTS,CONDITIONS - WRONG PART
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - AIRCRAFT CAME TO REST IN WATER
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON WATER
        REMARKS- CRANKSHAFT GR ATTACHMENT BOLT BROKE,DOWEL PIN SHEARED. ENG OIL DRIVE SHAFT (P/N 78619) INSTALLED.
```

## Aircraft

- Registration: [N1956T](https://openairdocs.org/deregistered/N1956T-2013-08-14), registration cancelled 2013-08-14, S/N 32-7140073, built 1971 (OpenAirDocs)
- Reported make and model: PIPER PA-32
- Registry model: [Piper PA-32-300](https://openairdocs.org/model/piper-pa-32-300) (registry code 7103212) (OpenAirDocs)
- Registry engine: [Lycoming TI0-540 series](https://openairdocs.org/engine/lycoming-ti0-540-series) (registry code 41533, turbo-prop) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage

## 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 19760311005899A](https://openairdocs.org/incident/19760311005899A), Mar 11, 1976: Piper PA32300, Chicago, IL, Substantial damage. Crankshaft gr attachment bolt broke,dowel pin sheared. Eng oil drive shaft (p/n 78619) installed.

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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