We never show street addresses, even though they appear in the public FAA file. Individual owners are shown by city and state only.
Airframe & engine
FAA Registry + type data
Airframe
Manufacturer
Hiller
Model
UH-12L4
Year
1965
Serial number
2514
Aircraft type
Rotorcraft
Category
Land
Certification
Type Certificated
Seats
4
Engines
1
Max takeoff weight
Up to 12,499 lb
Type certificate data sheet
H1WE
Mode S code
AC814C
Engine
Make and model
Lycoming Vo-540 Series
Type
Reciprocating
Power
310 hp
Total time and engine hours aren't public. They appear here once the owner adds logbooks.
Ownership history
Ownership history from FAA records
1978 – 2013San Joaquin HelicoptersDelano, CA
Individual owners are shown by city and state only.
Safety record
NTSB · Oct 15, 2026 · FAA ADs · Oct 20, 2026 · SDRs · Oct 16, 2026
NTSB events (1)
Accident · substantial damage
May 10, 1984 · Delano, CA
THE HELICOPTER EXPERIENCED AN INFLT FAILURE OF AN ENG MOUNT, PN 63181-5, WHICH BENT THE COLLECTIVE CONTROL ROD & FORCED THE THE COLLECTIVE PITCH INTO THE UP POSITION. THE HELICOPTER THEN SETTLED INTO THE GRAPES IT WAS SPRAYING & MADE A HARD LANDING. AN INVESTIGATION REVEALED THAT THE GUSSET WELD BEADS, JUST BELOW THE OUTER GIMBAL FORWARD ATTACH POINT, HAD FAILED IN FATIGUE.
These match the airframe or engine model. Whether each one applies, and whether it's been complied with, depends on serial numbers, equipment and logbook entries. Applicability must be confirmed by a mechanic against the aircraft's records.
No ADs published since 1998 matched this airframe or engine model.
AI-extracted — verify against original. Matched from each AD's applicability section; ADs replaced by a later AD are left out.
Service Difficulty Reports (0)
No Service Difficulty Reports found for this airframe since 1995.