# NTSB SEA68A0052: Boeing 727, N7270L, Seattle, WA, February 16, 1968

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: February 16, 1968
- Place: Seattle, WA · SEATTLE, WA
- Location: 47.6062° N, 122.3321° W: Placed by OpenAirDocs: center of Seattle, WA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=47.6062&lon=-122.3321&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 18 uninjured
- Status: Completed, report December 12, 1968
- Report: Brief approved by the director
- NTSB case key (mKey): 111558
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA68A0052
- Page: https://openairdocs.org/ntsb/SEA68A0052

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3500  68/2/16    SEATTLE,WASH        BOEING 727          CR-  0  0 18  MISCELLANEOUS             AIRLINE TRANSPORT, AGE
        TIME - 0942                    N7270L              PX-  0  0  0  TEST                      48, 7496 TOTAL HOURS, 648
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - KING COUNTY
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           HARD LANDING                                             LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           COPILOT - IMPROPER OPERATION OF FLIGHT CONTROLS
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
        REMARKS- FAA CERTIFICATION TEST. PLT ALLOWED NOSE WHEEL TO TOUCH DOWN TOO HARD. DAMAGED UPPER FUSELAGE.
```

## Aircraft

- Registration: [N7270L](https://openairdocs.org/deregistered/N7270L-1970-06-30), registration cancelled 1970-06-30, S/N 19536 (OpenAirDocs)
- Reported make and model: BOEING 727
- Registry model: [Boeing 727-200](https://openairdocs.org/model/boeing-727-200) (registry code 138407E) (OpenAirDocs)
- Category: Airplane
- Engines: turbo fan
- Damage: Substantial damage
- Airport: King County

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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