# NTSB NYC77IA041: Boeing 747, N747PA, London, United Kingdom, March 24, 1977

- Type: NTSB incident investigation
- Classification: Incident · No injuries · Closed
- Date: March 24, 1977
- Place: London, United Kingdom · LONDON, United Kingdom
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 231 uninjured
- Status: Completed, report October 20, 1977
- Report: Brief approved by the director
- NTSB case key (mKey): 152443
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=NYC77IA041
- Page: https://openairdocs.org/ntsb/NYC77IA041

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
4-0009  77/3/24    LONDON,ENGLAND      BOEING 747          CR-  0  0 14  SCHED INTERNATL PASSG SRV AIRLINE TRANSPORT, AGE
        TIME - 1359                    N747PA              PX-  0  0217                            57, 25620 TOTAL HOURS,
                                       DAMAGE-NONE         OT-  0  0  0                            UNK/NR IN TYPE,
                                                                                                   INSTRUMENT RATED.
        CLASSIFIED AS INCIDENT
        NAME OF AIRPORT - HEATHROW
        OPERATOR - PAN AMERICAN WORLD AIRLINES
        DEPARTURE POINT             INTENDED DESTINATION
          LONDON,ENGLAND              JAMAICA,NY
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           AIRFRAME FAILURE: IN FLIGHT                              TAKEOFF: INITIAL CLIMB
        PROBABLE CAUSE(S)
           SYSTEMS - FLIGHT CONTROL SYSTEMS: RUDDER AND RUDDER TAB CONTROL SYSTEM
           SYSTEMS - HYDRAULIC SYSTEM: OTHER
           MISCELLANEOUS ACTS,CONDITIONS - FATIGUE FRACTURE
        REMARKS- POWER CONTROL UNIT FAIL.PN 60B00049-7 JAMMED RUDDER 7DEG RIGHT.RETURNED & LNDD OK.
```

## Aircraft

- Registration: [N747PA](https://openairdocs.org/deregistered/N747PA-2017-04-18), registration cancelled 2017-04-18, S/N 19639, built 1970 (OpenAirDocs)
- Reported make and model: BOEING 747
- Registry model: [Boeing 747-121](https://openairdocs.org/model/boeing-747-121) (registry code 138487A) (OpenAirDocs)
- Registry engine: [Pratt & Whitney JT9D-3A](https://openairdocs.org/engine/pratt-whitney-jt9d-3a) (registry code 52050, turbo-fan) (OpenAirDocs)
- Category: Airplane
- Engines: turbo fan
- Damage: No damage
- Airport: Heathrow

## Other investigations on N747PA (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 DCA72AZ002](https://openairdocs.org/ntsb/DCA72AZ002), Jul 30, 1971: Boeing 747 (N747PA), San Frncsco, CA, 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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