Hiller UH-12B Safety Record

Complete NTSB accident and incident history. 22 events recorded from 1983 to 2013.

22

All Events

15

Incidents

3

Minor

3

Serious

0

Fatal (0 fatalities)
Date Location Reg# Severity Damage Probable Cause
Sep 19, 2012 Rio Vista, TX N94735 Incident substantial The catastrophic failure and disintegration of the No. 6 engine piston, which resulted in a total loss of engine power.
Jun 04, 2012 Pasco, WA N93467 Incident substantial The pilot's failure to maintain the helicopter's rotor rpm while maneuvering at a low altitude over a fruit orchard.
Mar 12, 2005 Thermal, CA N5311V Incident substantial the pilot's inadequate in-flight planning and failure to refuel the helicopter, which resulted in fuel exhaustion.
Feb 22, 2004 Bradenton, FL N5304V Incident substantial
The pilot's inadequate in-flight planning/decision which resulted in fuel exhaustion. Also causal was the pilot's failure to maintain adequate rotor …

The pilot's inadequate in-flight planning/decision which resulted in fuel exhaustion. Also causal was the pilot's failure to maintain adequate rotor speed, resulting in a hard landing.
Feb 24, 2001 Whitesburg, GA N5307V Incident substantial
The improper emergency procedure performed by the pilot due to his electing to perform a run-on landing resulting in excessive airspeed at touchdown a…

The improper emergency procedure performed by the pilot due to his electing to perform a run-on landing resulting in excessive airspeed at touchdown and subsequent roll-over following ground contact with grass. A contributing factor was the inadequate 100-Hour inspection performed last to the helicopter resulting in the total loss of engine power due to fuel starvation.
May 08, 1994 CRYSTAL BEACH, TX N6417V Incident substantial THE PILOT'S IMPROPER AUTOROTATION TOUCHDOWN, WHICH RSULTED IN THE HARD LANDING. A FACTOR WAS THE POWER LOSS DUE TO WATER CONTAMINATED FUEL.
Jul 27, 1991 WESTFIELD, MA N62246 Incident substantial THE PILOT'S FAILURE TO REFUEL RESULTING IN A POWER FAILURE DUE TO FUEL EXHAUSTION, AND SUBSEQUENT FORCED LANDING IN UNSUITABLE TERRAIN.
Apr 26, 1990 SANFORD, FL N5306V Incident substantial LOSS OF ENGINE POWER FOR AN UNKNOWN REASON.
Nov 07, 1987 NEWNAN, GA N922TE Incident substantial Investigation pending
Nov 29, 1986 CAPAC, MI N48209 Incident substantial Investigation pending
Jul 07, 1985 DURHAM, CA N1048P Incident substantial Investigation pending
Mar 15, 1984 ULYSSES, KS N1021Y Incident substantial Investigation pending
Oct 01, 1983 MCCULLOUGH, AL N67699 Incident substantial Investigation pending
Jul 09, 1983 HUNTSVILLE, AL N922TE Incident substantial Investigation pending
Jun 23, 1983 JEROME, ID N245C Incident substantial Investigation pending
Disclaimer: This data is sourced from the NTSB Aviation Accident Database. NTSB events reflect reported accidents and incidents and do not necessarily indicate a defect in the aircraft type. Many events involve pilot error, weather conditions, maintenance issues, or other factors unrelated to the aircraft design. This information is provided for research purposes only — consult official NTSB reports for complete details.
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