# NTSB MIA67A0112: Convair 640D, N3420, San Juan, PR, April 25, 1967

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: April 25, 1967
- Place: San Juan, PR · SAN JUAN, PR
- Location: 18.4663° N, 66.1057° W: Placed by OpenAirDocs: center of San Juan, PR, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=18.4663&lon=-66.1057&mi=10
- Phase of flight: [Approach](https://openairdocs.org/ntsb-phases/500) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 30 minor, 27 uninjured
- Status: Completed, report May 9, 1968
- Report: Brief approved by the director
- NTSB case key (mKey): 118344
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MIA67A0112
- Page: https://openairdocs.org/ntsb/MIA67A0112

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
1-0055  67/4/25    SAN JUAN,PR         CONVAIR 640D        CR-  0  0  3  SCHED INTERNATL PASSG SRV AIRLINE TRANSPORT, AGE
        TIME - 1903                    N3420               PX-  0  0 54                            28, 6075 TOTAL HOURS, 408
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - SAN JUAN INTL
        OPERATOR - CARIBBEAN-ATLANTIC AIRLINES,INC.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           FIRE OR EXPLOSION: IN FLIGHT                             LANDING: TRAFFIC PATTERN-CIRCLING
           GROUND-WATER LOOP-SWERVE                                 LANDING: ROLL
        PROBABLE CAUSE(S)
           SYSTEMS - HYDRAULIC SYSTEM: RESERVOIR,LINES,FITTINGS
           MISCELLANEOUS ACTS,CONDITIONS - IMPROPERLY SECURED
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: IMPROPER MAINTENANCE (MAINTENANCE PERSONNEL)
           MISCELLANEOUS ACTS,CONDITIONS - FIRE IN BRAKES,WHEEL ASSEMBLY,WHEEL WELL
        FACTOR(S)
           PERSONNEL - PRODUCTION-DESIGN-PERSONNEL: POOR/INADEQUATE DESIGN
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- HYD LINE NO.1 NACELLE SPLIT,IGNITED FROM UNK SOURCE.GRND LOOP DUE LEFT BRAKE FIRE DMG.FIRE UNCONTR
```

## Aircraft

- Registration: [N3420](https://openairdocs.org/deregistered/N3420-2014-04-24), registration cancelled 2014-04-24, S/N 64, built 1953 (OpenAirDocs)
- Reported make and model: CONVAIR 640D
- Registry model: [Convair 640-340D](https://openairdocs.org/model/convair-640-340d) (registry code 2422814) (OpenAirDocs)
- Registry engine: [Pratt & Whitney R-2800 series](https://openairdocs.org/engine/pratt-whitney-r-2800-series) (registry code 52026, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: turbo prop
- Damage: Substantial damage
- Airport: San Juan Intl

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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