# NTSB OAK67A0074: Boeing 707, N789TW, San Francisco, CA, April 25, 1967

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: April 25, 1967
- Place: San Francisco, CA · SAN FRANCISCO, CA
- Location: 37.7750° N, 122.4194° W: Placed by OpenAirDocs: center of San Francisco, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=37.7750&lon=-122.4194&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 3 uninjured
- Status: Completed, report May 13, 1968
- Report: Brief approved by the director
- NTSB case key (mKey): 118345
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=OAK67A0074
- Page: https://openairdocs.org/ntsb/OAK67A0074

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
1-0056  67/4/25    SAN FRANCISCO,CAL   BOEING 707          CR-  0  0  3  SCHED DOM CARGO SRV       AIRLINE TRANSPORT, AGE
        TIME - 0810                    N789TW              PX-  0  0  0                            45, 8871 TOTAL HOURS, 981
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - SAN FRANCISCO
        OPERATOR - TRANS WORLD AIRLINES,INC.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GEAR COLLAPSED                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           AIRFRAME - LANDING GEAR: NOSEWHEEL ASSEMBLIES
           MISCELLANEOUS ACTS,CONDITIONS - PREVIOUS DAMAGE
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
        REMARKS- PREVIOUS HARD LNDG OCCURRED AT PHILA.APT PRIOR TO CREW CHNG.NO CREW WRITE UP.NOSE WHEEL FAILED.
```

## Aircraft

- Registration: [N789TW](https://openairdocs.org/deregistered/N789TW-1981-03-02), registration cancelled 1981-03-02, S/N 18709 (OpenAirDocs)
- Reported make and model: BOEING 707
- Registry model: [Boeing 707-373C](https://openairdocs.org/model/boeing-707-373c) (registry code 138367M) (OpenAirDocs)
- Category: Airplane
- Engines: turbo fan
- Damage: Substantial damage
- Airport: San Francisco

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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