N421EH1981 Bell 412
This N-number isn't registered right now. Below is its last known registration, canceled Dec 18, 2015.
Safety record in brief:No NTSB accidents or incidents since 198221 ADs may apply11 service difficulty reports
- Registration
- Deregistered
Registration
FAA Aircraft Registry · Oct 20, 2026- Last registered owner
- Era Helicopters LLC
- Owner type
- Corporation
- City, state
- Lake Charles, LA
- Certificate issued
- May 19, 2005
- Canceled
- Dec 18, 2015
- Airworthiness
- Standard · Transport
- Airworthiness date
- Dec 23, 1981
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
- Bell
- Model
- 412
- Year
- 1981
- Serial number
- 33067
- Aircraft type
- Rotorcraft
- Category
- Land
- Certification
- Type Certificated
- Seats
- 15
- Engines
- 2
- Max takeoff weight
- Up to 12,499 lb
- Type certificate data sheet
- H4SW
- Mode S code
- A4FFC2
Engine
- Make and model
- P & W Pt6t-3b
- Type
- Turbo-shaft
- Power
- 900 hp
Total time and engine hours aren't public. They appear here once the owner adds logbooks.
Ownership history
Ownership history from FAA records- 2005 – 2015Era Helicopters LLCLake Charles, LA
Individual owners are shown by city and state only.
Safety record
NTSB · Oct 15, 2026 · FAA ADs · Oct 20, 2026 · SDRs · Oct 16, 2026NTSB events (0)
No NTSB accidents or incidents found for this airframe since 1982.
Accident history for this modelADs published since 1998 that may apply (21)
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 |
|---|---|---|---|
| 2024-16-01 | Bell Textron Inc. (Type Certificate Previously Held by Bell Helicopter Textron, Inc.)… | Sep 4, 2024 | Airframe (412)Only with: Models 205A, 205A-1, 205B with upper left-hand cap angle P/N 205-030-207-005 installed; Models 212, 412, 412CF, 412EP with cap angle P/N 212-030-191-001 installed. |
| 2020-22-07 | Bell Textron Inc. (Type Certificate Previously Held by Bell Helicopter Textron Inc.)… | Nov 18, 2020 | Airframe (412) |
| 2020-16-10 | Bell Textron Inc. (Type Certificate Previously Held by Bell Helicopter Textron Inc.)… | Sep 3, 2020 | Airframe (412)Only with: Shoulder harness seat belt comfort clip P/N D7LZ-6560286-A, D7LZ-6560286-B, or 504636-401 installed. |
| 2020-02-11 | Bell Helicopter Textron Inc. Helicopters | Mar 17, 2020 | Airframe (412)Certain serial numbers: 33001–33213; 34001–34036; 36001–36648; 36650–36657; 36660–36672; 36674–36680; …. Only with: Static inverter P/N 412-375-079-101 or 412-375-079-103 with inverter S/N 29145 or higher installed. |
| 2019-09-02 | Bell Helicopter Textron, Inc. (Bell) Helicopters | Jun 4, 2019 | Airframe (412)Only with: With engine oil check valve P/N 209-062-520-001 or fuel check valve P/N 209-062-607-001 manufactured by Circor Aerospace, marked "Circle Seal", with manufacturing date code 10/11 through 03/15, installed; except check valves marked "TQL" next to the date code. |
Show all 21 ADsShow fewer ADs
| AD | Subject | Effective | Applies to |
|---|---|---|---|
| 2018-16-14 | Bell Helicopter Textron Inc., Helicopters | Oct 4, 2018 | Airframe (412)Only with: Emergency flotation system (EFS) tube assembly P/N 412-073-820-101 with a date of manufacture before July 28, 2016, or an unknown date of manufacture installed. |
| 2013-20-18 | Bell Helicopter Textron, Inc. (Bell) Helicopters | Nov 29, 2013 | Airframe (412)Only with: Main rotor yoke assembly P/N 412-010-101-123, -127, -129, or -133 installed (Models 412/412EP); P/N 412-010-101-127 or -129 installed (Model 412CF). |
| 2013-16-16 | Agusta S.p.A. and Bell Helicopter Textron Helicopters | Sep 17, 2013 | Airframe (412)Only with: DART Aerospace Ltd. high gear aft crosstube P/N D412-664-203 installed under STC No. SR01298NY. |
| 2013-15-02 | Bell Helicopter Textron Helicopters | Aug 14, 2013 | Airframe (412)Only with: Tail rotor blade assembly P/N 210-010-001-(all dash numbers) or 212-010-750-(all dash numbers) installed. |
| 2013-05-14 | Bell Helicopter Textron, Inc. | Apr 26, 2013 | Airframe (412)Only with: Swashplate outer ring assembly P/N 412-010-407-105 installed. |
| 2012-22-11 | Bell Helicopter Textron Helicopters | Dec 20, 2012 | Airframe (412)Certain serial numbers: 412 33001–33213; 412 34001–34036; 412 36001–on; 412EP 33001–33213; 412EP 34001–34036; 412EP 36001–on; …. Only with: With a collective lever P/N 412-010-408-101 installed. |
| 2012-22-06 | Aeronautical Accessories, Inc., High Landing Gear Forward Crosstube Assembly | Dec 14, 2012 | Airframe (412)Only with: Aeronautical Accessories, Inc. high landing gear forward crosstube assembly P/N 212-321-103 installed |
| 2012-11-13 | Aeronautical Accessories, Inc., High Landing Gear Aft Crosstube Assembly | Jul 30, 2012 | Airframe (412)Only with: Aeronautical Accessories, Inc. High Landing Gear Aft Crosstube Assembly P/N 412-321-104 or P/N 412-321-304 installed. |
| 2011-12-08 | Bell Helicopter Textron, Inc. Model 205A, 205A-1, 205B, 212, 412, 412CF, and 412EP… | Jul 5, 2011 | Airframe (412)Only with: Tail rotor blade P/N 212-010-750 (all dash numbers) installed, all blade S/Ns except those with prefix "A" and number 17061 or larger. |
| 2010-10-16 | Bell Helicopter Textron (Bell) Model 205A, 205A-1, 205B, 212, 412, 412EP, and 412CF and… | Jun 8, 2010 | Airframe (412)Only with: AAI Low Skid Landing Gear Forward Crosstube P/N 212-320-103 with S/N prefix "AA" and S/N 574 through 628 installed. |
| 2007-19-53 | Bell Helicopter Textron, Inc. Model 204B, 205A, 205A-1, 205B, 210, 212, 412, 412EP, and… | Dec 5, 2007 | Airframe (412)Only with: Applies only with a tail rotor blade installed having one of these P/N and S/N: 204-011-702-015 (AFS-12703, AFS-12893, AFS-23525, AFS-23573); 204-011-702-121 (A-22020); 212-010-750-105FM (A-10090, A-10836, A-11207, A-11332); 212-010-750-113 (A-14953, A15090, CS-12702); 212-010-750-113FM (A-12240, A-12296, A-12640, A-12670, A-12789, A-13033, A-13096, A-13134, A-13199, A-13264, A-13366); 212-010-750-133 (A15602). |
| 2002-09-04 | Bell Helicopter Textron, Inc. Model 205A, 205A-1, 205B, 212, 412, 412EP, and 412CF… | Jun 7, 2002 | Airframe (412)Only with: Tail rotor blade P/N 212-010-750-009, -011, -105, -107, -109, or -111 installed, with blade S/N prefix ATR or A3, or prefix A with number less than or equal to 11529. |
| 2001-13-01 | Bell Helicopter Textron, Inc. Model 205A-1, 205B, 212, 412, 412EP, and 412CF Helicopters | Aug 1, 2001 | Airframe (412) |
| 2001-09-11 | Bell Helicopter Textron, Inc. Model 412 Helicopters and Agusta S.p.A. Model AB412… | Jun 11, 2001 | Airframe (412)Only with: Tail rotor yoke assembly P/N 212-011-702 (all dash numbers) installed. |
| 99-23-23 | Bell Helicopter Textron, Inc. Model 412, 412EP and 412CF Helicopters | Dec 1, 1999 | Airframe (412)Certain serial numbers: 412 33001–33213; 412 34001–34036; 412 36001–36204; 412EP 33001–33213; 412EP 34001–34036; 412EP 36001–36204; …. Only with: Main rotor yoke assembly P/N 412-010-101-123 or 412-010-101-127 installed. |
| 97-11-04 | Bell Helicopter Textron, Inc. Model 412 and 412EP Helicopters | May 20, 1997 | Airframe (412)Only with: Main rotor mast P/N 412-040-101-105, -109, -117, -121, -125, -127, or -129 and main rotor spline plate P/N 412-010-167-105 or 412-010-177-101, -105, -109, -113, or -117 installed. |
AI-extracted — verify against original. Matched from each AD's applicability section; ADs replaced by a later AD are left out.
Service Difficulty Reports (11)
Reports of failures and defects that operators and repair stations sent to the FAA since 1995. A report describes one finding; it is not an accident.
- Tail rotor · blade · vibrationOct 9, 2004
VIBRATION AFTER 3 DAYS OF HEAVY RAIN. NO BALANCE WEIGHTS ON BALANCE BRACKETS. REMOVED T/R BLADE A-10206 AND SENT TO CTI FOR EVALUATION. REMOVED T/R BLADES, VISUALLY INSPECTED ALL COMPONENTS, INSTALLED SERVICEABLE T/R BLADES, LUBED TRUNNION, MARVEL BALANCED, TORQUED AND SAFTIED IAW 412 CR/O.
From FAA Service Difficulty Reports; matched by N-number and serial number. - Tail rotor drive · oil cooler · damagedAug 24, 2004
OIL COOLER CORE LEAKING EXCESSIVE OIL. UNIT EXHIBITED EXCESSIVE CORE DAMAGE, DIRTY CORE, DAMAGED FINE, EXCESSIVE CARBON AND DIRT AND WORN SEALS. A MATRIX CORE WAS INSTALLED, CLEANED, FLUSHED, OVERHAULED, WORN SEALS REPLACED, TESTED AND INSPECTED IAW DAR-8500.
From FAA Service Difficulty Reports; matched by N-number and serial number. - Tail rotor · blade · peelingApr 17, 2004
T/R BLADE SENT FOR REPAIR 5/29/2003. BLADE HAS ONLY 110.2 HRS SINCE REPAIR AND IS PEELING. RETURNING ON REPAIR ORDER RW-898678 REQUESTING WARRANTY REPAIR.
From FAA Service Difficulty Reports; matched by N-number and serial number.
Show all 10 reportsShow fewer reports
- Main rotor · bearing · wornApr 25, 2003
SWASHPLATE HAS WORN GIMBAL RING BEARINGS. NEARING O/H, GIMBAL BEARING WORN, BEARING COVER SCRAP. 2 SUPPORT BUSHINGS WORN, SWASHPLATE BEARING WORN. ACTION TAKEN: COMPLETELY DISASSEMBLED FOR OVERHAUL. COMPLIED WITH VISUAL & NDT INSEPCTIONS. REPLACED GIMBAL BOLTS BEARINGS, COVER, 2 SUPPORT BUSHINGS &…
From FAA Service Difficulty Reports; matched by N-number and serial number. - Landing gear · float · leakingDec 31, 2002
FLOAT BAG LEAKS. FLOAT COMPLIED WITH REPAIRS, ALL INSPECTIONS AND TESTS SERVICEABLE IAW SI-412-2.
From FAA Service Difficulty Reports; matched by N-number and serial number. - Main rotor · blade · damagedMay 2, 2002
MAIN ROTOR BLADES SN A-545, A-1290, A-1131 HAVE VOIDS AND CRACKED. ACTION TAKEN: REPAIRED AS PER 8130-3 BLOCK NR 13 FOR ALL REPAIRS PERFORMED.
From FAA Service Difficulty Reports; matched by N-number and serial number. - Engine · compressor · failedJun 21, 2001
AFTER 451.2 HRS T.S.O. C-BOX REMOVED FROM AIRCRAFT DUE TO HIGH OIL PRESSURE.
From FAA Service Difficulty Reports; matched by N-number and serial number. - Electrical power · inverter · failedMay 27, 1999
APPROXIMATELY 15 MINUTES AFTER DEPARTURE, A SMELL OF BURNED WIRE FUMES WAS NOTICED IN THE AIRCRAFT. AIRCRAFT ROUTED TO INTERCOSTAL CITY. UPON LANDING, MECHANICS FROM LAKE CHARLES COMPLETED A TROUBLESHOOTING PROCEDURE. INVERTER WAS FOUND TO HAVE 2 BURNED DIODES. REMOVED AND REPLACED INVERTER WITH…
From FAA Service Difficulty Reports; matched by N-number and serial number. - Engine fuel and control · governor · misoverhauledMar 23, 1999
GOVERNOR OVERHAULED 11-12-98. ENGINE TORQUE SURGING AT LOW POWER.
From FAA Service Difficulty Reports; matched by N-number and serial number. - Autoflight · computer · malfunctionedJan 6, 1999
UNIT CAUSES PITCH-UP WHEN ALT MODE IS SELECTED.
From FAA Service Difficulty Reports; matched by N-number and serial number.
Showing the 10 most recent of 11 reports.
Sources
- FAA Aircraft RegistryRegistration, owner city and state, airframe, engineupdated Oct 20, 2026
- NTSB accident and incident databaseAccidents and incidents since 1982updated Oct 15, 2026
- FAA Airworthiness Directives (Federal Register)ADs published since 1998updated Oct 20, 2026
- FAA Service Difficulty ReportsReports since 1995updated Oct 16, 2026