# NTSB NYC69A0072: Bell 47G-2, N710K, Astoria, NY, January 10, 1969

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: January 10, 1969
- Place: Astoria, NY · ASTORIA, NY
- Location: 40.7720° N, 73.9301° W: Placed by OpenAirDocs: center of Astoria, NY, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=40.7720&lon=-73.9301&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 1 fatal
- Status: Completed, report January 5, 1969
- Report: Brief approved by the director
- Safety recommendations: Yes
- NTSB case key (mKey): 79417
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=NYC69A0072
- Page: https://openairdocs.org/ntsb/NYC69A0072

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2610  69/1/10    ASTORIA,NY          BELL 47G-2          CR-  1  0  0  MISCELLANEOUS             COMMERCIAL, AGE 37, 7824
        TIME - 1727                    N710K               PX-  0  0  0  POLICE PATROL             TOTAL HOURS, 1387 IN
                                       DAMAGE-DESTROYED    OT-  0  0  0                            TYPE, NOT INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - LA GUARDIA
        DEPARTURE POINT             INTENDED DESTINATION
          ASTORIA,NY                  ASTORIA,NY
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           PROPELLER/ROTOR FAILURE: TAIL ROTOR                      IN FLIGHT: NORMAL CRUISE
           COLLISION WITH GROUND/WATER: UNCONTROLLED                IN FLIGHT: UNCONTROLLED DESCENT
        PROBABLE CAUSE(S)
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: IMPROPER MAINTENANCE (MAINTENANCE PERSONNEL)
           ROTORCRAFT - FLIGHT CONTROL SYSTEMS: TAIL ROTOR PITCH CONTROL SYSTEM
           MISCELLANEOUS ACTS,CONDITIONS - OVER TORQUED
         FIRE AFTER IMPACT
        REMARKS- T/R PITCH CHANGE ROD BEARINGS FAILED DUE TO OVER TORQUED DELTA HINGE BOLT.CRASHED INTO APT BLDG.
```

## Aircraft

- Registration: [N710K](https://openairdocs.org/deregistered/N710K-1969-07-28), registration cancelled 1969-07-28, S/N 2009 (OpenAirDocs)
- Reported make and model: BELL 47G-2
- Registry model: [Bell 47G-2](https://openairdocs.org/model/bell-47g-2) (registry code 1181008) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Destroyed
- Airport: La Guardia

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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