# NTSB NYC76IN053: Piper PA-34, N56121, Boston, MA, September 19, 1975

- Type: NTSB incident investigation
- Classification: Incident · No injuries · Closed
- Date: September 19, 1975
- 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: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 4 uninjured
- Status: Completed, report January 8, 1976
- Report: Brief approved by the director
- NTSB case key (mKey): 151902
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=NYC76IN053
- Page: https://openairdocs.org/ntsb/NYC76IN053

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
5-0032  75/9/19    BOSTON,MA           PIPER PA-34         CR-  0  0  2  COMMERCIAL                AIRLINE TRANSPORT, AGE
        TIME - 0313                    N56121              PX-  0  0  2  AIR TAXI-PASSG            31, 2600 TOTAL HOURS, 55
                                       DAMAGE-MINOR        OT-  0  0  0                            IN TYPE, NOT INSTRUMENT
                                                                                                   RATED.
        CLASSIFIED AS INCIDENT
        DEPARTURE POINT             INTENDED DESTINATION
          BOSTON,MA                   BURLINGTON,VT
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           AIRFRAME FAILURE: IN FLIGHT                              IN FLIGHT: CLIMB TO CRUISE
        PROBABLE CAUSE(S)
           MISCELLANEOUS - UNDETERMINED
        FACTOR(S)
           AIRFRAME - FUSELAGE: DOORS,DOOR FRAMES
           MISCELLANEOUS ACTS,CONDITIONS - SEPARATION IN FLIGHT
        EMERGENCY CIRCUMSTANCES - PRECAUTIONARY LANDING ON AIRPORT
                                  SUSPECTED OR KNOWN AIRCRAFT DAMAGE
        REMARKS- NOSE CARGO DOOR SEPARATED INFLIGHT STRUCK AND DMGD WINDSHIELD.DOOR NOT FOUND.
```

## Aircraft

- Registration: [N56121](https://openairdocs.org/deregistered/N56121-2018-03-07), registration cancelled 2018-03-07, S/N 34-7350291 (OpenAirDocs)
- Reported make and model: PIPER PA-34
- Registry model: [Piper PA-34-200](https://openairdocs.org/model/piper-pa-34-200) (registry code 7103405) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Minor damage

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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