# NTSB CHI68I0003: Boeing 727, N7425U, Chicago, IL, July 2, 1967

- Type: NTSB incident investigation
- Classification: Incident · Minor injuries · Closed
- Date: July 2, 1967
- 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: [Takeoff](https://openairdocs.org/ntsb-phases/300) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 3 minor, 77 uninjured
- Status: Completed, report January 23, 1968
- Report: Brief approved by the director
- NTSB case key (mKey): 114824
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI68I0003
- Page: https://openairdocs.org/ntsb/CHI68I0003

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
4-0033   67/7/2    CHICAGO,ILL         BOEING 727          CR-  0  0  6  SCHED DOM PASSG SRV       AIRLINE TRANSPORT, AGE
        TIME - 0605                    N7425U              PX-  0  0 74                            42, 10250 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            192 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        CLASSIFIED AS INCIDENT
        NAME OF AIRPORT - CHICAGO-OHARE
        OPERATOR - UNITED AIR LINES,INC.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            TAKEOFF: RUN
           FIRE OR EXPLOSION: ON GROUND                             TAKEOFF: RUN
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
```

## Aircraft

- Registration: [N7425U](https://openairdocs.org/deregistered/N7425U-1970-11-23), registration cancelled 1970-11-23, S/N 19200 (OpenAirDocs)
- Reported make and model: BOEING 727
- Registry model: [Boeing 727-22C](https://openairdocs.org/model/boeing-727-22c) (registry code 138400F) (OpenAirDocs)
- Category: Airplane
- Engines: turbo fan
- Damage: Substantial damage
- Airport: Chicago-Ohare

## Other investigations on N7425U (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 DCA68A0003](https://openairdocs.org/ntsb/DCA68A0003), Mar 21, 1968: Boeing 727 (N7425U), Chicago, IL, destroyed

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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