Type Record · As of May 3, 2026
HILLER UH-12E
Rotorcraft · ALLISON 250-C20 SER
Registered
101
Year Range
0–1996
NTSB Events
81
Airworthiness Directives
10
Aircraft Resources
01 / Distribution
Where the fleet lives and was built
Counts of currently-registered HILLER UH-12E aircraft by US state and decade of manufacture, sourced from the FAA Aircraft Registry.
By State (top 10)
- TX 22.8% 23
- CA 16.8% 17
- UT 7.9% 8
- VA 7.9% 8
- WA 6.9% 7
- SC 5.9% 6
- KS 5.9% 6
- MT 3.0% 3
- ID 3.0% 3
- OR 3.0% 3
+10 more states
By Decade of Manufacture
- 1950s 6.9% 7
- 1960s 39.6% 40
- 1970s 17.8% 18
- 1980s 8.9% 9
- 1990s 2.0% 2
- Unknown 24.8% 25
02 / NTSB Records
Events involving HILLER UH-12E aircraft
81 event(s) on file. Showing the most recent 25 · 56 more available on NTSB CAROL.
-
Aug 11, 2025
N703WAFobes Hill, Washington
NTSB Docket → -
Mar 25, 2025
N6006KRuston, Louisiana
NTSB Docket → -
Jul 24, 2024
N3375TBonners Ferry, Idaho
NTSB Docket → -
Sep 29, 2021
N430NRMillen, Georgia Minor
NTSB Docket → -
Feb 1, 2020
N7173SDinosaur, Colorado
NTSB Docket → -
Mar 28, 2015
N130HAFirebaugh, California
NTSB Docket → -
Feb 26, 2011
N236HAColusa, California
NTSB Docket → -
Jul 29, 2010
N104HHHolly Hill, South Carolina Serious
NTSB Docket → -
Jun 24, 2010
N9754CGrand Junction, Colorado Minor
NTSB Docket → -
Jan 1, 2010
N440NRTipton, California Minor
NTSB Docket → -
Jun 11, 2009
N34SDStringtown, Oklahoma
NTSB Docket → -
Sep 16, 2008
N3324FNaruna, Virginia
NTSB Docket → -
Aug 15, 2008
N945HACokato, Minnesota
NTSB Docket → -
Apr 7, 2008
N34SDQuinton, Oklahoma
NTSB Docket → -
Jul 9, 2007
N146ETSkwentna, Alaska
NTSB Docket → -
Oct 22, 2005
N909BCPasadena, Texas Serious
NTSB Docket → -
Aug 10, 2005
N535HAHampton, Arkansas Serious
NTSB Docket → -
Apr 26, 2004
N9785CHaines, Oregon Minor
NTSB Docket → -
Apr 20, 2000
N9762CStonesboro, South Carolina
NTSB Docket → -
Oct 28, 1999
N5374VCASTROVILLE, California Serious
NTSB Docket → -
Jun 30, 1999
N7173FWILLIAMS, California
NTSB Docket → -
Dec 17, 1998
N893FWWENATCHEE, Washington
NTSB Docket → -
Aug 14, 1998
N88782SHELTON, Nebraska Serious
NTSB Docket → -
May 29, 1997
N4029SGRANBY, New York Serious
NTSB Docket → -
Jul 1, 1996
N14637FRANKLIN, Louisiana
NTSB Docket →
03 / Airworthiness Directives
FAA directives applicable to HILLER UH-12E
10 directive(s) on file. Showing the most recent 10.
-
Aug 20, 2025
Airworthiness Directives; Siam Hiller Holdings, Inc.
The FAA is adopting a new airworthiness directive (AD) for certain Siam Hiller Holdings, Inc. (Siam Hiller), Model UH-12E (Army OH-23G and H-23F) and UH-12E-L helicopters. This AD was prompted by reports of cracks found in a main rotor (M/R) transmission drive shaft (drive shaft). This AD requires inspecting certain M…
-
Jan 14, 2025
Airworthiness Directives; Siam Hiller Holdings, Inc, Helicopters
The FAA proposes to adopt a new airworthiness directive (AD) for Siam Hiller Holdings, Inc. (Siam Hiller), Model UH-12E (Army OH-23G and H-23F) and UH-12E-L helicopters. This proposed AD was prompted by reports of cracks found in a main rotor (M/R) transmission drive shaft (drive shaft). This proposed AD would require…
-
May 18, 2005
Airworthiness Directives; Rolls-Royce Corporation (Formerly Allison Engine Company) 250-B17B, -B17C, -B17D, -B17E, -C20, -C20B, -C20F, -C20J, -C20S, and -C20W Turboprop and Turboshaft Engines
The FAA is adopting a new airworthiness directive (AD) for Rolls- Royce Corporation (RRC) (formerly Allison Engine Company) 250-B17B, - B17C, -B17D, -B17E, -C20, -C20B, -C20F, -C20J, -C20S, and -C20W turboprop and turboshaft engines that do not have turbine energy absorbing ring, RRC part number (P/N) 23035175, or an…
-
Dec 6, 2000
Airworthiness Directives; Siam Hiller Holdings, Inc. Model UH-12, UH-12A, UH-12B, UH-12C, UH-12D, UH-12E, UH-12E-L, UH-12L, and UH-12L4 Helicopters
This amendment adopts a new airworthiness directive (AD), for Siam Hiller Holdings, Inc. (Hiller), formerly Rogerson Hiller Corporation, Model UH-12, UH-12A, UH-12B, UH-12C, UH-12D, UH-12E, UH- 12E-L, UH-12L, and UH-12L4 helicopters, that requires replacing all undrilled-shank bolts at pivoting joints in the control s…
-
Aug 31, 2000
Airworthiness Directives; Siam Hiller Holdings, Inc. Model UH-12, UH-12A, UH-12B, UH-12C, UH-12D, UH-12E, UH-12E-L, UH-12L, and UH-12L4 Helicopters
This document proposes the adoption of a new airworthiness directive (AD) for Siam Hiller Holdings, Inc. (Hiller), formerly Rogerson Hiller Corporation, Model UH-12, UH-12A, UH-12B, UH-12C, UH- 12D, UH-12E, UH-12E-l, UH-12L, and UH-12L4 helicopters. The AD would require replacing all undrilled-shank bolts at pivoting…
-
Apr 25, 2000
Airworthiness Directives; Allison Engine Company 250-C18 and -C20 Series Turboshaft Engines
This document proposes to adopt a new airworthiness directive (AD), applicable to Allison Engine Company 250-C18 and -C20 series turboshaft engines. This proposal would require a one-time visual inspection of the fuel nozzle screen for contamination. If contamination is found, this proposal would require, prior to fur…
-
Dec 3, 1998
Airworthiness Directives; Allison Engine Company 250-B and 250-C Series Turboshaft and Turboprop Engines
This amendment adopts a new airworthiness directive (AD), applicable to certain Allison Engine Company 250-B and 250-C series turboshaft and turboprop engines, that requires replacing existing beryllium copper main fuel control (MFC) bellows assemblies with Inconel 718 stainless steel welded MFC bellows assemblies. Th…
-
Oct 8, 1997
Airworthiness Directives; Hiller Aircraft Corporation Model UH- 12A, UH-12B, UH-12C, UH-12D, and UH-12E Helicopters
This amendment supersedes an existing airworthiness directive (AD), applicable to Hiller Aircraft Corporation Model UH-12A, UH-12B, UH-12C, UH-12D, and UH-12E helicopters, that currently requires a dye penetrant inspection of the head of the main rotor outboard tension- torsion (T-T) bar pin for cracks; a visual inspe…
-
May 23, 1997
Airworthiness Directives; Hiller Aircraft Corporation Model UH- 12, UH-12A, UH-12B, UH-12C, UH-12D, UH-12E, CH-112, H-23A, H-23B, H- 23C, H-23D, H-23F, HTE-1, HTE-2, and OH-23G Helicopters
This amendment supersedes an existing airworthiness directive (AD), applicable to Hiller Aircraft Corporation Model UH-12, UH-12A, UH-12B, UH-12C, UH-12D, UH-12E, CH-112, H-23A, H-23B, H-23C, H-23D, H- 23F, HTE-1, HTE-2, and OH-23G helicopters, and UH-12D and UH-12E helicopters converted to turbine engine power in acc…
-
Jun 8, 1995
Airworthiness Directives; Hiller Aircraft Corporation Model UH- 12A, UH-12B, UH-12C, UH-12D, and UH-12E Helicopters
This amendment adopts a new airworthiness directive (AD) that is applicable to Hiller Aircraft Corporation (Hiller) Model UH-12A, UH- 12B, UH- [[Page 30185]] 12C, UH-12D, and UH-12E helicopters. This action requires a dye-penetrant inspection of the head of the main rotor outboard tension-torsion (T-T) bar pin for cra…
04 / Type Certificate Data Sheets
FAA TCDS for HILLER UH-12E
The TCDS is the legal certification document — weight limits, performance, equipment, AD compliance times, operating limitations. 1 match in the FAA catalog.
- 4H11 Current Rev 15 · 10/15/1989
Rogerson Hiller Corporation
Models: UH-12E, UH-12E-L
06 / Supplemental Type Certificates
Modifications approved for HILLER UH-12E
72 STCs on file — every FAA-approved modification, alteration, or installation for this aircraft. STOL kits, avionics, fuel systems, floats, engine swaps, you name it.
-
04/14/2023
STC SH3319NM
Installation of Precise Flight Pulselite Control Unit in the Landing /Taxi Recognition Visual Control Light system,
Precise Flight Inc
-
05/19/2020
STC SH3319NM (1 OF 2)
Installation of Precise Flight Pulselite Control Unit in the\nLanding /Taxi Recognition Visual Control Light system,
Precise Flight Inc
-
12/29/2016
STC SH3319NM
Installation of Precise Flight Pulselite Control Unit in the Landing /Taxi Recognition Visual Control Light system,
Precise Flight Inc
-
01/14/2015
STC SR02394AK
Replacement of existing landing and/or hover light bulbs with Light Emitting Diode (LED) lighting system
Seaplanes North LLC
-
06/09/2014
STC SH3319NM
Installation of Precise Flight Pulselite Control Unit in the Landing /Taxi Recognition Visual Control Light system,
Precise Flight Inc
-
07/25/2013
STC SH3319NM
Installation of Precise Flight Pulselite Control Unit in the Landing /Taxi Recognition Visual Control Light system,
Precise Flight Inc
-
10/17/2012
STC SH3319NM
Installation of Precise Flight Pulselite Control Unit in the Landing /Taxi Recognition Visual Control Light system,
Precise Flight Inc
-
05/23/2012
STC SR02394AK
Replacement of existing landing and/or hover light bulbs with Light Emitting Diode (LED) lighting system
Floats Alaska LLC
-
03/15/2012
STC SR02394AK
Replacement of existing landing and/or hover light bulbs with Light Emitting Diode (LED) lighting system per Installation Instructions LED03-20R, Rev. IR, dated October 27, 2010.
Floats Alaska LLC
-
02/21/2012
STC SH3319NM
Installation of Precise Pulselite Control System
Precise Flight Inc
-
10/20/2010
STC SA00068SE (PAGE 1)
Installation of fuel flow/pressure instruments. (W/TSIO-360-MB1)
Electronics International Inc.
-
12/10/2009
STC SA2693NM (PAGE 1)
Installation of Electronics International digital volt/amp gauges and accessories.
Electronics International Inc.
-
04/15/2009
STC SH381NW
Installation and maintenance of engine auto reignition system. (UH-12E modified per STC SH178WE)
Siam Hiller Holdings Inc
-
02/10/2009
STC SA593CH (Page 1)
Install Champion SlickSTART magneto booster system.
Champion Aerospace LLC
-
07/24/2008
STC SA02033AT (PAGE 5)
Modification to install an air-oil separator to prevent oil from being aspirated from the engine breather line (47J series w stc's SH4-235SW, SH4-826SW or SH479SW)
M-20 Oil Separators LLC
-
04/10/2006
STC SA02033AT (PAGE 1)
Modification to install an air-oil separator to prevent oil from being aspirated from the engine breather line (47J series w stc's SH4-235SW, SH4-826SW or SH479SW)
M-20 Oil Separators LLC
-
04/02/2006
STC SA01240SE (1 OF 5)
Installation of secondary voltage indication system
Visual Instruments LLC
-
03/29/2006
STC SA02268CH (PAGE 3)
Installation of Airwolf Filter Corp. Air Oil Separator
Airwolf Filter Corporation
-
08/19/2005
STC SH178WE
Installation of Allison 250-C20/250-C20B engine and related changes. (UH-12E-L (4 place))
Siam Hiller Holdings Inc
-
06/29/2005
STC SA02033AT (PAGE 1)
Modification to install an air-oil separator to prevent oil from being aspirated from the engine breather line (47J series w stc's SH4-235SW, SH4-826SW or SH479SW)
M-20 Oil Separators LLC
-
05/17/2005
STC SA02033AT (PAGE 1)
Modification to install an air-oil separator to prevent oil from being aspirated from the engine breather line (47J series w stc's SH4-235SW, SH4-826SW or SH479SW)
M-20 Oil Separators LLC
-
04/15/2005
STC SH381NW
Installation and maintenance of engine auto reignition system. (UH-12E modified per STC SH178WE)
Hiller Aircraft Corporation
-
01/24/2005
STC SA2693NM
Installation of Electronics International digital volt/amp gauges and accessories.
Electronics International Inc.
-
11/04/2004
STC SA02033AT (PAGE 3)
Modification to install an air-oil separator to prevent oil from being aspirated from the engine breather line (47J series w stc's SH4-235SW, SH4-826SW or SH479SW)
M-20 Oil Separators LLC
-
03/12/2004
STC SA593CH (2 OF 5)
Install Champion SlickSTART magneto booster system.
Champion Aerospace LLC
-
11/07/2003
STC SH3319NM
Installation of Precise Pulselite Control Unit in the Landing/Taxi/Recognition Visual Control Light System.
Precise Flight Inc
-
09/05/2003
STC SA01258SE
Installation of the Automatic Flagman Dispenser Models in accordance with Automatic Flagman Master Drawing Lists specified in attached AML, or later FAA approved revision.This STC …
R-S Sales Inc.
-
05/30/2002
STC SA02520AT
Installation of M-20 Oil Separator, model 600-WP.
M-20 Oil Separators LLC
-
12/03/2001
STC SH3319NM
Installation of Precise Pulselite Control Unit in the Landing/Taxi/Recognition Visual Control Light System.
Precise Flight Inc
-
08/27/2001
STC SH849NW
Installation of North American Industries, Inc., Model No. 5 Automatic Flagman in accordance with North American Industries, Inc., Installation Instructions No. 12-1000. NOTE: The …
R-S Sales Inc.
+ 42 more STCs on file
07 / PMA replacement parts
FAA-approved replacement parts for HILLER UH-12E
60+ parts on file from the FAA Parts Manufacturer Approval database. Each is a non-OEM part the FAA has authorized for use as a replacement on this aircraft type.
-
J-10114-19#https://drs.faa.gov/browse/excelExternalWindow/A20DB87055EDB9368625786500732535.0001##
Torsion Coupling Bonded Assembly
Lord Corporation replaces 21075
PMA holder → -
J-10114-19#https://drs.faa.gov/browse/excelExternalWindow/0E3D1942716BF9088625786500732564.0001##
Torsion Coupling Bonded Assembly
Lord Corporation replaces 21075
PMA holder → -
AA-63197-5#https://drs.faa.gov/browse/excelExternalWindow/AAD4F2669292453A862581A100668172.0001##
Bracket, Engine Snubber
Airwolf Aerospace LLC (formerly Airwolf Helicopter) replaces 63197-5
PMA holder → -
AA-63192-11#https://drs.faa.gov/browse/excelExternalWindow/4CC34532A29F1FED862581A1006680E0.0001##
Snubber Assy, Engine
Airwolf Aerospace LLC (formerly Airwolf Helicopter) replaces 63192-11
PMA holder → -
AA-63192-9#https://drs.faa.gov/browse/excelExternalWindow/7E6B5B41B61A0594862581A10066809A.0001##
Snubber Assy, Engine
Airwolf Aerospace LLC (formerly Airwolf Helicopter) replaces 63192-9
PMA holder → -
AA-25219-5#https://drs.faa.gov/browse/excelExternalWindow/968BA17DE51C97178625809E0061954E.0001##
Plate, Retaining, Shaft, Speed Decreaser
Airwolf Aerospace LLC (formerly Airwolf Helicopter) replaces 25219-5
PMA holder → -
AA-25234-11#https://drs.faa.gov/browse/excelExternalWindow/3C59F18501B331AC8625809E006192EC.0001##
Housing Assy, Speed Decreaser
Airwolf Aerospace LLC (formerly Airwolf Helicopter) replaces 25234-11
PMA holder → -
AA-25219-5#https://drs.faa.gov/browse/excelExternalWindow/6116D83823B113C28625809E00618C7B.0001##
Plate, Retaining, Shaft, Speed Decreaser
Airwolf Aerospace LLC (formerly Airwolf Helicopter) replaces 25219-5
PMA holder → -
AA-25213-3#https://drs.faa.gov/browse/excelExternalWindow/E3F70ED4C1A3BD378625809E00618A2D.0001##
Housing, Carrier Bearing, Outer Speed Decreaser
Airwolf Aerospace LLC (formerly Airwolf Helicopter) replaces 25213-3
PMA holder → -
AA-25209-3#https://drs.faa.gov/browse/excelExternalWindow/1355F75E54A8CD778625809E006186BF.0001##
Housing, Carrier Bearing, Inner, Speed Decreaser
Airwolf Aerospace LLC (formerly Airwolf Helicopter) replaces 25209-3
PMA holder → -
AA-25208-3#https://drs.faa.gov/browse/excelExternalWindow/49DD190411C871738625809E006185CA.0001##
Shim, Bearing Housing, Speed Decreaser
Airwolf Aerospace LLC (formerly Airwolf Helicopter) replaces 25208-3
PMA holder → -
AA-34038#https://drs.faa.gov/browse/excelExternalWindow/B8357BA1C7013EAB8625809E00618087.0001##
Sleeve Assy, Wobble Plate, Cyclic Controls
Airwolf Aerospace LLC (formerly Airwolf Helicopter) replaces 34038
PMA holder → -
AA-63192-7#https://drs.faa.gov/browse/excelExternalWindow/65ABAD8DE65A4241862581A100668052.0001##
Snubber Assy, Engine
Airwolf Aerospace LLC (formerly Airwolf Helicopter) replaces 63192-7
PMA holder → -
AA-63192-5#https://drs.faa.gov/browse/excelExternalWindow/3B1F36E3DB3D7F8B862581A10066800C.0001##
Snubber Assy, Engine
Airwolf Aerospace LLC (formerly Airwolf Helicopter) replaces 63192-5
PMA holder → -
AA-74184-5#https://drs.faa.gov/browse/excelExternalWindow/9065F0BA1F35A7018625809E006176F0.0001##
Fitting, Coupling Shaft, Flexible, Cooling Fan Drive, Eng.
Airwolf Aerospace LLC (formerly Airwolf Helicopter) replaces 74184-5
PMA holder → -
AA-43001-5#https://drs.faa.gov/browse/excelExternalWindow/2A929350FAEDD0388625809E00617380.0001##
Runner, Skid Landing Gear
Airwolf Aerospace LLC (formerly Airwolf Helicopter) replaces 43001-5
PMA holder → -
AA-31319-3#https://drs.faa.gov/browse/excelExternalWindow/7566504FEA59D2C3862581A100667F7E.0001##
Tube, Collective Control
Airwolf Aerospace LLC (formerly Airwolf Helicopter) replaces 31319-3
PMA holder → -
10-357487-241#https://drs.faa.gov/browse/excelExternalWindow/97597E2D77D67D7F8625810200794D5C.0001##
Starting Vibrator, S200 Series, 24 Volts DC -
Continental Motors Inc replaces 10-357487-241
PMA holder → -
10-357290-1#https://drs.faa.gov/browse/excelExternalWindow/851711484DBB32448625810200794BF2.0001##
Switch, Ignition
Continental Motors Inc replaces 10-357290-1
PMA holder → -
AA-25236#https://drs.faa.gov/browse/excelExternalWindow/E90D9CD2CB2B4B928625809E006193DA.0001##
Guide, Motion Converter, Speed Decreaser
Airwolf Aerospace LLC (formerly Airwolf Helicopter) replaces 25236
PMA holder → -
AA-25235#https://drs.faa.gov/browse/excelExternalWindow/FB959C69EA3A5ED78625809E00619361.0001##
Motion Converter, Pitch Change, Speed Decreaser
Airwolf Aerospace LLC (formerly Airwolf Helicopter) replaces 25235
PMA holder → -
AA-25220-3#https://drs.faa.gov/browse/excelExternalWindow/52545C1FAA49E18D8625809E00618D65.0001##
Plate, Retaining, Shaft, Speed Decreaser
Airwolf Aerospace LLC (formerly Airwolf Helicopter) replaces 25220-3
PMA holder → -
AA-25211-3#https://drs.faa.gov/browse/excelExternalWindow/8B9DB1D650ED41A48625809E006187AF.0001##
Gearshaft, Bevel, Input, Speed Decreaser
Airwolf Aerospace LLC (formerly Airwolf Helicopter) replaces 25211-3
PMA holder → -
AA-74177-3#https://drs.faa.gov/browse/excelExternalWindow/CAD69C8D2AE7271B8625809E00617603.0001##
Fan Assy, Engine, Cooling
Airwolf Aerospace LLC (formerly Airwolf Helicopter) replaces 74177-3
PMA holder → -
AA-25210-3#https://drs.faa.gov/browse/excelExternalWindow/01EF592132A0A06D8625809E00616D55.0001##
Gear, Bevel, Speed Decreaser
Airwolf Aerospace LLC (formerly Airwolf Helicopter) replaces 25210-3
PMA holder → -
AA-74177-5#https://drs.faa.gov/browse/excelExternalWindow/5946AAA3231648B28625809E00617676.0001##
Fan Assy, Engine, Cooling
Airwolf Aerospace LLC (formerly Airwolf Helicopter) replaces 74177-5
PMA holder → -
AA-25211-3#https://drs.faa.gov/browse/excelExternalWindow/35CB43C3278B68868625809E00616EC4.0001##
Gear Shaft, Bevel, Input, Speed Decreaser
Airwolf Aerospace LLC (formerly Airwolf Helicopter) replaces 25211-3
PMA holder → -
34412-401-MDL#https://drs.faa.gov/browse/excelExternalWindow/262B2A10AED88B2886257DF70054FAE2.0001##
Bell 47 / UH-12 Hydraulic Pump Retrofit
Kawak Aviation Technologies Inc replaces Modification Part
PMA holder → -
83407#https://drs.faa.gov/browse/excelExternalWindow/A68FDDF13E084C2986257B4F004E2219.0001##
Kit Installation, Battery Temperature Monitor
Hiller Aircraft Corporation replaces 83407
PMA holder → -
10053#https://drs.faa.gov/browse/excelExternalWindow/5C3EC8BAE10B611886257B4F004E2241.0001##
Kit Installation, Lubrication Modification
Hiller Aircraft Corporation replaces 10053
PMA holder → -
33046#https://drs.faa.gov/browse/excelExternalWindow/A6EBCC1D0BC7063C86257B4F004E2230.0001##
Grip Installation, Cyclic Control Stick
Hiller Aircraft Corporation replaces 33046
PMA holder → -
81261#https://drs.faa.gov/browse/excelExternalWindow/1FA8C73009B11B3A86257B4F004E2222.0001##
Equipment Assembly - Switch and Circuit Breaker Panel
Hiller Aircraft Corporation replaces 81261
PMA holder → -
81309#https://drs.faa.gov/browse/excelExternalWindow/F4EC94AE75418C4486257B4F004E2221.0001##
Pressure Gage Installation, Transmission Oil
Hiller Aircraft Corporation replaces 81309
PMA holder → -
96225#https://drs.faa.gov/browse/excelExternalWindow/D96EF6DFF9FF463386257B4F004E223A.0001##
Litter Installation, landing Gear
Hiller Aircraft Corporation replaces 96225
PMA holder → -
61476#https://drs.faa.gov/browse/excelExternalWindow/7B6B621F2CA3E72986257B4F004E222C.0001##
Installation, Kit Keel Reinforcement, Basic Body
Hiller Aircraft Corporation replaces 61476
PMA holder → -
86016#https://drs.faa.gov/browse/excelExternalWindow/261A4EE7C08F334286257B4F004E221F.0001##
Support Installation, Kit ELT
Hiller Aircraft Corporation replaces 86016
PMA holder → -
96222#https://drs.faa.gov/browse/excelExternalWindow/EDFA8669354C380A86257B4F004E2238.0001##
Installation First Aid and Fire Extinguisher
Hiller Aircraft Corporation replaces 96222
PMA holder → -
86006#https://drs.faa.gov/browse/excelExternalWindow/86CF51EC75E881C986257B4F004E221A.0001##
Stowage Installation, First Aid Kit, UH-12E and 4-Place Conversion
Hiller Aircraft Corporation replaces 86006
PMA holder → -
64340#https://drs.faa.gov/browse/excelExternalWindow/358C71913F7D5F0B86257B4F004E2225.0001##
Weight, Ballast Installation
Hiller Aircraft Corporation replaces 64340
PMA holder → -
42202#https://drs.faa.gov/browse/excelExternalWindow/73589699B86DF52986257B4F004E2229.0001##
Strut - Tail Skid
Hiller Aircraft Corporation replaces 42202
PMA holder →
+ 20 more PMA parts on file
04 / Regulations watching this type
Advisory Circulars and Federal Register activity for HILLER UH-12E
Advisory Circulars
ACs whose subject explicitly mentions HILLER or UH-12E.
Recent Federal Register activity
Latest rulemakings touching general operating rules (Part 91) and maintenance rules (Part 43).
- 2026-04-17 Settlement Policy for Small Unmanned Aircraft System (UAS) Cases FR ↗
- 2026-02-10 Normalizing Unmanned Aircraft Systems Beyond Visual Line of Sight Operations; Reopening of Comment Period; Denial of Extension FR ↗
- 2026-02-02 25-Hour Cockpit Voice Recorder (CVR) Requirement, New Aircraft Production FR ↗
- 2026-01-28 Normalizing Unmanned Aircraft Systems Beyond Visual Line of Sight Operations; Reopening of Comment Period FR ↗
- 2026-01-07 Requirements for Interference-Tolerant Radio Altimeter Systems FR ↗
05 / Aircraft of this type
All 101 registered N-numbers
Every tail currently on the FAA registry for this make/model. Click an N-number to query the FAA Aircraft Inquiry; rows flagged ● have NTSB events on file. Tails seeded with full TallyAero pages link directly.
| N-number | St | Year | NTSB | FAA |
|---|---|---|---|---|
| N100LM | SC | — | ● | Look up ↗ |
| N102BB | TX | 1959 | · | Look up ↗ |
| N104HH | SC | 1960 | ● | Look up ↗ |
| N1151L | MT | 1960 | · | Look up ↗ |
| N119NR | CA | 1966 | · | Look up ↗ |
| N129HA | CA | 1975 | · | Look up ↗ |
| N12UH | WY | 1962 | · | Look up ↗ |
| N130HA | ID | — | ● | Look up ↗ |
| N132HA | KS | 1975 | · | Look up ↗ |
| N133HA | MI | 1976 | ● | Look up ↗ |
| N133WH | UT | 1973 | · | Look up ↗ |
| N139HA | ND | 1976 | · | Look up ↗ |
| N144HA | UT | 1976 | · | Look up ↗ |
| N14637 | TX | 1993 | ● | Look up ↗ |
| N146ET | CA | 1976 | ● | Look up ↗ |
| N14MQ | TX | 1961 | ● | Look up ↗ |
| N1512E | TX | 1965 | · | Look up ↗ |
| N1523T | TX | 1964 | · | Look up ↗ |
| N16NR | OK | 1964 | · | Look up ↗ |
| N173SJ | WA | 1981 | · | Look up ↗ |
| N175HA | OR | 1978 | ● | Look up ↗ |
| N180HA | CA | 1980 | · | Look up ↗ |
| N196FT | KS | 1962 | · | Look up ↗ |
| N2068V | TX | — | · | Look up ↗ |
| N2275M | AZ | 1961 | · | Look up ↗ |
| N22SP | OK | 1959 | · | Look up ↗ |
| N233WH | UT | 1979 | · | Look up ↗ |
| N236HA | WI | 1977 | ● | Look up ↗ |
| N2678Y | WA | 1960 | · | Look up ↗ |
| N28908 | CA | 1962 | ● | Look up ↗ |
| N2VU | TX | 1965 | · | Look up ↗ |
| N3324F | VA | 1964 | ● | Look up ↗ |
| N3351F | IA | 1960 | ● | Look up ↗ |
| N3375T | ID | — | ● | Look up ↗ |
| N34SD | TX | 1965 | ● | Look up ↗ |
| N36670 | CO | 1960 | · | Look up ↗ |
| N3751Z | CA | — | · | Look up ↗ |
| N3829 | AZ | — | ● | Look up ↗ |
| N3978Z | TX | — | · | Look up ↗ |
| N40277 | WA | 1979 | ● | Look up ↗ |
| N4027D | CA | — | ● | Look up ↗ |
| N40290 | SC | 1980 | ● | Look up ↗ |
| N4029S | CA | 1980 | ● | Look up ↗ |
| N4032Y | UT | 1981 | · | Look up ↗ |
| N40346 | SC | 1982 | · | Look up ↗ |
| N4035L | UT | 1982 | · | Look up ↗ |
| N4277X | NC | 1981 | · | Look up ↗ |
| N430NR | SC | — | ● | Look up ↗ |
| N440NR | KS | 1964 | ● | Look up ↗ |
| N4415 | TX | 1960 | ● | Look up ↗ |
| N492HS | TX | 1959 | ● | Look up ↗ |
| N504HA | VA | — | ● | Look up ↗ |
| N5098Y | TX | 1978 | · | Look up ↗ |
| N513HA | KS | 1977 | ● | Look up ↗ |
| N514HA | KS | 1976 | ● | Look up ↗ |
| N518HA | MT | 1977 | ● | Look up ↗ |
| N5325V | WA | 1959 | ● | Look up ↗ |
| N535HA | VA | 1977 | ● | Look up ↗ |
| N5362V | CA | — | ● | Look up ↗ |
| N5363V | OR | 1960 | ● | Look up ↗ |
| N5374V | UT | 1961 | ● | Look up ↗ |
| N5381V | WA | — | ● | Look up ↗ |
| N543HA | KS | 1978 | ● | Look up ↗ |
| N6006K | VA | — | ● | Look up ↗ |
| N6032E | VA | 1996 | · | Look up ↗ |
| N6145G | CA | 1982 | ● | Look up ↗ |
| N62347 | MN | 1961 | ● | Look up ↗ |
| N62372 | MT | 1960 | · | Look up ↗ |
| N62392 | ID | 1964 | ● | Look up ↗ |
| N62458 | UT | 1962 | · | Look up ↗ |
| N6470 | CA | 1963 | · | Look up ↗ |
| N65048 | TX | 1964 | ● | Look up ↗ |
| N65NW | CA | 1964 | · | Look up ↗ |
| N702WA | TX | — | ● | Look up ↗ |
| N703WA | WA | 1963 | ● | Look up ↗ |
| N70904 | TX | — | · | Look up ↗ |
| N7090Q | TX | — | · | Look up ↗ |
| N7090V | TX | — | ● | Look up ↗ |
| N7173F | CA | — | ● | Look up ↗ |
| N7173S | CO | 1965 | ● | Look up ↗ |
| N71NW | CA | 1962 | · | Look up ↗ |
| N76431 | UT | 1958 | · | Look up ↗ |
| N80CB | SC | — | ● | Look up ↗ |
| N875WE | VA | — | · | Look up ↗ |
| N88782 | TX | 1965 | ● | Look up ↗ |
| N891HA | CA | — | · | Look up ↗ |
| N893FW | TX | 1979 | ● | Look up ↗ |
| N9063L | ND | 1965 | ● | Look up ↗ |
| N909BC | TX | 1964 | ● | Look up ↗ |
| N922HA | AZ | — | ● | Look up ↗ |
| N945HA | MN | 1964 | ● | Look up ↗ |
| N95580 | WA | 1962 | · | Look up ↗ |
| N95587 | OR | 1958 | · | Look up ↗ |
| N96071 | CA | 1964 | · | Look up ↗ |
| N9631A | TX | — | · | Look up ↗ |
| N9737C | TX | 1962 | · | Look up ↗ |
| N9749C | VA | — | ● | Look up ↗ |
| N9754C | CO | 1961 | ● | Look up ↗ |
| N9762C | TX | 1962 | ● | Look up ↗ |
| N9785C | VA | — | ● | Look up ↗ |
| N99262 | CA | 1959 | · | Look up ↗ |
Source — FAA Aircraft Registry · click "Look up" to query the live registry record (owner, address, last airworthiness)
05 / Sources & Methodology
Every count traces back to a primary US-government source
- FAA Aircraft Registry →
Refreshed Apr 27, 2026
Available
- NTSB CAROL →
Refreshed Apr 27, 2026
Available
- Federal Register (FAA Airworthiness Directives) →
Refreshed Apr 27, 2026
Available
We render counts and lists as the agency publishes them. Read the methodology →