# NTSB UNK64X0854: Lockheed L-749, N91209, Boston, MA, March 9, 1964

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: March 9, 1964
- Place: Boston, MA · BOSTON, MA
- Location: 42.3584° N, 71.0598° W: Placed by OpenAirDocs: center of Boston, MA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=42.3584&lon=-71.0598&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 14 uninjured
- Status: Completed, report December 21, 1964
- Report: Brief approved by the director
- NTSB case key (mKey): 114950
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=UNK64X0854
- Page: https://openairdocs.org/ntsb/UNK64X0854

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
1-0021   64/3/9    BOSTON MASS         LOCKHEED L-749      CR-  0  0  5  SCHED DOM PASSG SRV       AIRLINE TRANSPORT, AGE
        TIME - 0046                    N91209              PX-  0  0  9                            UNK/NR, UNK/NR TOTAL
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            HOURS, UNK/NR IN TYPE,
                                                                                                   NOT INSTRUMENT RATED.
        NAME OF AIRPORT - LOGAN INT
        OPERATOR - TRANS WORLD AIRLINES,INC.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           WHEELS-UP                                                LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           PERSONNEL - PRODUCTION-DESIGN-PERSONNEL: OTHER
           PERSONNEL - PRODUCTION-DESIGN-PERSONNEL: SUBSTANDARD QUALITY CONTROL
           AIRFRAME - LANDING GEAR: NOSEWHEEL ASSEMBLIES
           MISCELLANEOUS ACTS,CONDITIONS - FATIGUE FRACTURE
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - LANDED ON FOAMED RUNWAY
        EMERGENCY CIRCUMSTANCES - PRECAUTIONARY LANDING ON AIRPORT
        REMARKS- NOSE GEAR ACTUATING STRUT
```

## Aircraft

- Registration: [N91209](https://openairdocs.org/deregistered/N91209-1968-09-10), registration cancelled 1968-09-10, S/N 2585 (OpenAirDocs)
- Reported make and model: LOCKHEED L-749
- Registry model: [Lockheed 749-79](https://openairdocs.org/model/lockheed-749-79) (registry code 5262002) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Logan Int

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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