# NTSB NYC75IN106: Boeing 707, N886PA, St Johns, Canada, April 7, 1975

- Type: NTSB incident investigation
- Classification: Incident · Fatal · Closed
- Date: April 7, 1975
- Place: St Johns, Canada · ST JOHNS,NFLD, Canada
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 1 fatal, 183 uninjured
- Status: Completed, report June 19, 1975
- Report: Brief approved by the director
- NTSB case key (mKey): 148666
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=NYC75IN106
- Page: https://openairdocs.org/ntsb/NYC75IN106

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
4-0005   75/4/7    ST JOHNS,NFLD,CAN   BOEING 707          CR-  0  0  9  NS/CTR REVENUE PASSG INTL AIRLINE TRANSPORT, AGE
        TIME - 1550                    N886PA              PX-  1  0174                            39, 9923 TOTAL HOURS,
                                       DAMAGE-NONE         OT-  0  0  0                            4667 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        CLASSIFIED AS INCIDENT
        OPERATOR - PAN AMERICAN WORLD AIRWAYS,INC.
        DEPARTURE POINT             INTENDED DESTINATION         LAST ENROUTE STOP
          ZURICH,SWITZERLAND          INDIANAPOLIS,IN              BANGOR,ME
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           MISCELLANEOUS                                            IN FLIGHT: NORMAL CRUISE
        PROBABLE CAUSE(S)
           SYSTEMS - AIR CONDITION,HEATING AND PRESSURIZATION: PRESSURIZATION CONTROL AND INDICATING SYSTEM
           MISCELLANEOUS ACTS,CONDITIONS - CORRODED/CORROSION
        REMARKS- OUTFLOW VALVE OPENED DUE TO FAULTY RELAY.
```

## Aircraft

- Registration: N886PA (not matched to a registry record)
- Reported make and model: BOEING 707
- Category: Airplane
- Engines: turbo fan
- Damage: No 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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