Accident · substantial damage
Oct 11, 1991 · Palacios, TXTHE PILOT'S INADEQUATE PREFLIGHT.
- Damage
- Substantial
- Injuries
- None
- Report
- FTW92LA007
From NTSB records; matched by serial number.Read NTSB report (search CAROL for FTW92LA007)
N4029D1979 Hiller UH-12E
DeregisteredUnclaimedSource: FAA, updated Oct 17, 2026
This N-number isn't registered right now. Below is its last known registration, canceled Mar 2, 2018.
Safety record in brief:2 NTSB accidents (substantial damage at worst, latest Oct 1991)2 ADs may apply
- Registration
- Deregistered
Registration
FAA Aircraft Registry · Oct 17, 2026- Last registered owner
- Individual owner
- City, state
- Mineral Wells, TX
- Certificate issued
- Dec 16, 1993
- Canceled
- Mar 2, 2018
- Airworthiness
- Multiple · Standard, Restricted, Agriculture and Pest Control
- Airworthiness date
- Nov 29, 1989
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 dataAirframe
- Manufacturer
- Hiller
- Model
- UH-12E
- Year
- 1979
- Serial number
- 5098
- Aircraft type
- Rotorcraft
- Category
- Land
- Certification
- Type Certificated
- Seats
- 4
- Engines
- 1
- Max takeoff weight
- Up to 12,499 lb
- Type certificate data sheet
- 4H11
- Mode S code
- A4B7A6
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- 1993 – 2018Individual ownerMineral Wells, TX
- 1965Individual ownerSan Diego, CA · different airframe: Cessna 182a S/N 34729
Individual owners are shown by city and state only.
Safety record
NTSB · Oct 15, 2026 · FAA ADs · Oct 17, 2026 · SDRs · Oct 16, 2026NTSB events (2)
Accident · substantial damage
Apr 4, 1988 · La Salle, TXACFT WAS SUBSTANTIALLY DAMAGED DURING AN EMERGENCY AUTOROTATION FOLLOWING AN ENGINE FAILURE WHILE THE ACFT WAS COMPLETING AN AERIAL APPLICATION MANEUVER. ACFT TOUCHED DOWN TAIL LOW AND THE MAIN ROTOR BLADES FLEXED DOWN AND CUT OFF THE TAIL BOOM. INVESTIGATION REVEALED WATER IN THE CARB BOWL, THE ACFT FUEL TANK AND THE REFUELING VEHICLE.
- Damage
- Substantial
- Injuries
- None
- Report
- FTW88DRA05
From NTSB records; matched by serial number.Read NTSB report (search CAROL for FTW88DRA05)
ADs published since 1998 that may apply (2)
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.
| AD | Subject | Effective | Applies to |
|---|---|---|---|
| 97-20-15 | Hiller Aircraft Corporation Model UH- 12A, UH-12B, UH-12C, UH-12D, and UH-12E Helicopters | Nov 12, 1997 | Airframe (UH-12E) |
| 97-10-16 | Hiller Aircraft Corporation Model UH- 12, UH-12A, UH-12B, UH-12C, UH-12D, UH-12E… | Jun 27, 1997 | Airframe (UH-12E)Only with: Having control rotor blade spar tube P/N 36003, 36006, 36129, 36129-25, 36203, 36203-15, 36203-21, or 36209-3, or cuff P/N 36101-1, 36101-4, 36108, 36115-1, 36115-4, 36115-6, 36115-8, or 36124 installed; includes UH-12D and UH-12E converted to turbine power per STC SH177WE and SH178WE. |
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.
Sources
- FAA Aircraft RegistryRegistration, owner city and state, airframe, engineupdated Oct 17, 2026
- NTSB accident and incident databaseAccidents and incidents since 1982updated Oct 15, 2026
- FAA Airworthiness Directives (Federal Register)ADs published since 1998updated Oct 17, 2026
- FAA Service Difficulty ReportsReports since 1995updated Oct 16, 2026