LAX76FUM16

NTSB accident investigation · Hiller Acft UH-12B · San Diego, CA · December 16, 1975

Accident · No injuriesClosed
Date
December 16, 1975
Place
San Diego, CA · SAN DIEGO, CA
Injuries
2 uninjured
Damage
Substantial damage
Phase of flight
Initial climb
Aircraft
N57UHiller Acft UH-12B
Status
Completed · report January 22, 1976
Report
Brief approved by the director
FAA report
19751216039439A
Case key
151719

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
----------------------------------------------------------------------------------------------------------------------------
3-3723  75/12/16 NR.SAN DIEGO,CA       HILLER ACFT UH-12B  CR-  0  0  1  MISCELLANEOUS             COMMERCIAL, AGE 28, 760
        TIME - 0705                    N57U                PX-  0  0  1  FERRY                     TOTAL HOURS, 28 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - GOLDEN STATE HELO
        DEPARTURE POINT             INTENDED DESTINATION
          GOLDEN STATE HELIPAD        BROWN FIELD
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            TAKEOFF: INITIAL CLIMB
           NOSE OVER/DOWN                                           LANDING: POWER-OFF AUTOROTATIVE LANDING
        PROBABLE CAUSE(S)
           ROTORCRAFT - TRANSMISSION ROTOR DRIVE SYSTEM: CLUTCH ASSEMBLY
           MISCELLANEOUS ACTS,CONDITIONS - EXCESSIVE-WEAR/PLAY
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: INADEQUATE INSPECTION OF AIRCRAFT (MAINTENANCE PERSONNEL)
        FACTOR(S)
           TERRAIN - WET,SOFT GROUND
        PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- CLUTCH FAILED.

Aircraft

Registration
N57U
Reported as
Hiller Acft UH-12B
Category
Helicopter
Engine
reciprocating
Damage
Substantial damage
Airport
Golden State Helo

Matched to the registry by N-number and the event date; the registry’s history has gaps, so older matches can be wrong. Compare the reported make and model.

FAA reports on this event · 1

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