CHI78FA020

NTSB accident investigation · Sikorsky S61L · Florence, IN · February 6, 1978

Accident · No injuriesClosed
Date
February 6, 1978
Place
Florence, IN · FLORENCE, IN
Injuries
2 uninjured
Damage
Substantial damage
Phase of flight
Takeoff
Aircraft
N305VSikorsky S61L
Status
Completed · report September 9, 1980
Report
Brief approved by the director
FAA report
19780206042289A
Case key
142825

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.

On this page

NTSB brief

NTSB’s brief of the accident, as it was printed: the coded facts, with the probable cause and factors.

----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1247   78/2/6    FLORENCE,IN         SIKORSKY S61L       CR-  0  0  2  COMMERCIAL                COMMERCIAL, AGE 32, 7086
        TIME - 1430                    N305V               PX-  0  0  0  CONSTRUCTION              TOTAL HOURS, 2860 IN
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            TYPE, INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          FLORENCE,IN                 LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           PROPELLER/ROTOR FAILURE: TAIL ROTOR                      TAKEOFF: VERTICAL
           COLLISION WITH GROUND/WATER: UNCONTROLLED                IN FLIGHT: AUTOROTATIVE DESCENT
        PROBABLE CAUSE(S)
           ROTORCRAFT - TRANSMISSION ROTOR DRIVE SYSTEM: TAIL ROTOR GEAR BOX
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
                                  SUSPECTED OR KNOWN AIRCRAFT DAMAGE
                                  DIRECTIONAL CONTROL PROBLEM
        REMARKS- PITCH CTL ROD FAILED,SEPARATED.BEARING P/N SB 2300-3 FAILED.

Aircraft

Registration
N305V
Reported as
Sikorsky S61L
Category
Helicopter
Engine
turbo shaft
Damage
Substantial damage

FAA reports on this event · 1

The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.