# NTSB OAK75AP013: Boeing 747, N615US, No.Pacific Ocean (Pacific Ocean), September 21, 1974

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Closed
- Date: September 21, 1974
- Place: No.Pacific Ocean (Pacific Ocean) · NO.PACIFIC OCEAN, PO
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 1 serious, 2 minor, 297 uninjured
- Status: Completed, report November 8, 1974
- Report: Brief approved by the director
- NTSB case key (mKey): 132545
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=OAK75AP013
- Page: https://openairdocs.org/ntsb/OAK75AP013

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
1-0025  74/9/21    NO.PACIFIC OCEAN    BOEING 747          CR-  0  0 15  SCHED INTERNATL PASSG SRV AIRLINE TRANSPORT, AGE
        TIME - 1800                    N615US              PX-  0  1284                            58, 24283 TOTAL HOURS,
                                       DAMAGE-NONE         OT-  0  0  0                            2408 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        OPERATOR - NORTHWEST AIRLINES,INC.
        DEPARTURE POINT             INTENDED DESTINATION
          HONOLULU,HAWAII             TOKYO,JAPAN
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           TURBULENCE                                               IN FLIGHT: NORMAL CRUISE
        PROBABLE CAUSE(S)
           WEATHER - TURBULENCE, ASSOCIATED W/CLOUDS AND/OR THUNDERSTORMS
           PERSONNEL - MISCELLANEOUS-PERSONNEL: PASSENGER
           MISCELLANEOUS ACTS,CONDITIONS - SEAT BELT NOT FASTENED
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - SEAT BELT SIGN ON
        WEATHER BRIEFING - COMPANY DISPATCH
        WEATHER FORECAST - UNKNOWN/NOT REPORTED
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          UNKNOWN/NOT REPORTED                                     UNKNOWN/NOT REPORTED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          UNKNOWN/NOT REPORTED                                     UNKNOWN/NOT REPORTED
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TYPE OF WEATHER CONDITIONS
          UNKNOWN/NOT REPORTED                                     IFR
        TYPE OF FLIGHT PLAN
          IFR
```

## Aircraft

- Registration: [N615US](https://openairdocs.org/deregistered/N615US-2004-05-13), registration cancelled 2004-05-13, S/N 20360, built 1971 (OpenAirDocs)
- Reported make and model: BOEING 747
- Registry model: [Boeing 747-251B](https://openairdocs.org/model/boeing-747-251b) (registry code 1384892) (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

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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