# NTSB UNK64X1622: Douglas DC-6B, N37558, Rochester, NY, May 4, 1964

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: May 4, 1964
- Place: Rochester, NY · ROCHESTER, NY
- Location: 43.1548° N, 77.6156° W: Placed by OpenAirDocs: center of Rochester, NY, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=43.1548&lon=-77.6156&mi=10
- Phase of flight: [Takeoff](https://openairdocs.org/ntsb-phases/300) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 29 uninjured
- Status: Completed, report September 14, 1964
- Report: Brief approved by the director
- NTSB case key (mKey): 185598
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=UNK64X1622
- Page: https://openairdocs.org/ntsb/UNK64X1622

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
1-0025   64/5/4    ROCHESTER N Y       DOUGLAS DC-6B       CR-  0  0  5  SCHED DOM PASSG SRV       AIRLINE TRANSPORT, AGE
        TIME - 1759                    N37558              PX-  0  0 24                            48, 16500 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            1540 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - ROCHESTER MUNIC
        OPERATOR - UNITED AIR LINES,INC.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GEAR COLLAPSED                                           TAKEOFF: RUN
        PROBABLE CAUSE(S)
           AIRFRAME - LANDING GEAR: GEAR LOCKING MECHANISM
           MISCELLANEOUS ACTS,CONDITIONS - IMPROPER ALIGNMENT/ADJUSTMENT
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: IMPROPER MAINTENANCE (MAINTENANCE PERSONNEL)
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: INADEQUATE INSPECTION OF AIRCRAFT (MAINTENANCE PERSONNEL)
         FIRE AFTER IMPACT
        REMARKS- NOSE GEAR DOWN LATCH MECHANISM MALADJUSTED
```

## Aircraft

- Registration: [N37558](https://openairdocs.org/deregistered/N37558-1968-06-01), registration cancelled 1968-06-01, S/N 43300 (OpenAirDocs)
- Reported make and model: DOUGLAS DC-6B
- Registry model: [Douglas DC-6B](https://openairdocs.org/model/douglas-dc-6b) (registry code 3021712) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Rochester Munic

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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