# TCDS H4SW: Bell Textron Inc. - Type: Type certificate data sheet - Status: Current - Holder: Bell Textron Inc. - Revision: 43 - Revised: October 14, 2026 - Product: Aircraft, Rotorcraft - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID164049312520261016155707.0001 - Page: https://openairdocs.org/tcds/H4SW ## Models (4) - 412CF - 212 - 412EP - 412 ## ADs (111, newest 50 shown; all of them at https://openairdocs.org/tcds/H4SW/ads) - [AD 2026-08-10](https://openairdocs.org/ad/2026-08-10): Passenger compartment equipment · B/E Aerospace Fischer Medical Seat 230/305, EC135P1, EC135T1 and 19 more. Effective May 11, 2026 - [AD 2025-07-01](https://openairdocs.org/ad/2025-07-01): Air Data Computer · Synthetic Vision Electronic Flight Information System (Arrow STC SR09595RC or ST01523WI). Effective May 15, 2025 - [AD 2024-20-07](https://openairdocs.org/ad/2024-20-07): Emergency Equipment; Emergency Flotation Section · Apical Emergency Float Kit, P/N 20498 (STC SR00780LA or 12 others). Effective Dec 5, 2024 - [AD 2024-16-19](https://openairdocs.org/ad/2024-16-19): Rotorcraft Tail Boom · Bell Textron 212, 412CF, 412 and 1 more. Effective Nov 8, 2024 - [AD 2024-19-17](https://openairdocs.org/ad/2024-19-17): Rotorcraft flight control · Airwolf Aerospace, LLC Tension-Torsion Strap Assemblies, P/N… (STC SR03408CH). Effective Oct 11, 2024 - [AD 2024-16-01](https://openairdocs.org/ad/2024-16-01): Fuselage structure · Bell Textron 205A, 205A-1, 205B and 4 more. Effective Sep 4, 2024 - [AD 2023-11-07](https://openairdocs.org/ad/2023-11-07): Ground Proximity System · Airbus Helicopters 47, 206, 210 and 237 more. Effective Jun 22, 2023 - [AD 2022-20-14](https://openairdocs.org/ad/2022-20-14): Main Rotor Gearbox · Bell Textron 204B, 205A, 205A-1 and 20 more. Effective Dec 27, 2022 - [AD 2022-22-12](https://openairdocs.org/ad/2022-22-12): Nose/Tail Landing Gear Structure/Axle · Replacement crosstubes P/N D212-664 (Dart Aerospace STC SR01298NY). Effective Nov 22, 2022 - [AD 2022-11-19](https://openairdocs.org/ad/2022-11-19): Aircraft Fuel System, Engine Oil System (Airframe) · Bell Textron 212, 412, 412CF and 1 more. Effective Jul 6, 2022 - [AD 2022-07-02](https://openairdocs.org/ad/2022-07-02): Rotorcraft Tail Boom · Bell Textron 205A, 205A-1, 205B and 5 more. Effective May 9, 2022 - [AD 2022-07-03](https://openairdocs.org/ad/2022-07-03): Flight Control System · Bell Textron 412, 412EP and 412CF. Effective Apr 27, 2022 - [AD 2022-05-10](https://openairdocs.org/ad/2022-05-10): Cabin Equipment/Furnishings · Airbus Helicopters AS332L, AS332L1, AS332L2 and 57 more. Effective Apr 20, 2022 - [AD 2022-06-03](https://openairdocs.org/ad/2022-06-03): Main Rotor System · Bell Textron 204B, 205A, 205A-1 and 3 more. Effective Mar 16, 2022 - [AD 2020-22-07](https://openairdocs.org/ad/2020-22-07): Nacelle/Pylon Structure · Bell Textron 412, 412CF and 412EP. Effective Nov 18, 2020 - [AD 2020-19-08](https://openairdocs.org/ad/2020-19-08): Main Rotor · Bell Textron 204B, 205A-1 and 212. Effective Oct 21, 2020 - [AD 2020-16-10](https://openairdocs.org/ad/2020-16-10): Cabin Equipment/Furnishings · Bell Textron 204B, 205A, 205A-1 and 7 more. Effective Sep 3, 2020 - [AD 2020-12-10](https://openairdocs.org/ad/2020-12-10): Tail Rotor Blades · Bell Textron 205A, 205A-1, 205B and 4 more. Effective Jul 16, 2020 - [AD 2020-02-11](https://openairdocs.org/ad/2020-02-11): Inverter · Bell Helicopter Textron 412 and 412EP. Effective Mar 17, 2020 - [AD 2019-09-02](https://openairdocs.org/ad/2019-09-02): 7900 Engine Oil System and 2800 Aircraft Fuel System · Bell Helicopter Textron 212, 412, 412CF and 1 more. Effective Jun 4, 2019 - [AD 2018-16-14](https://openairdocs.org/ad/2018-16-14): Emergency Flotation Section · Bell Helicopter Textron 212, 412 and 412EP. Effective Oct 4, 2018 - [AD 2015-15-04](https://openairdocs.org/ad/2015-15-04): Main Rotor Blade Grip · Bell Helicopter Textron 204B, 205A, 205A-1 and 1 more. Effective Aug 7, 2015 - [AD 2014-12-04](https://openairdocs.org/ad/2014-12-04): Main Rotor Head · Bell Helicopter Textron 204B, 205A, 205A-1 and 3 more. Effective Jul 24, 2014 - [AD 2013-20-18](https://openairdocs.org/ad/2013-20-18): Main Rotor Head · Bell Helicopter Textron 412, 412CF and 412EP. Effective Nov 29, 2013 - [AD 2013-16-16](https://openairdocs.org/ad/2013-16-16): Main Landing Gear Strut/Axle/Truck · Replacement crosstubes P/N D212-664 (Dart Aerospace STC SR01298NY). Effective Sep 17, 2013 - [AD 2013-15-02](https://openairdocs.org/ad/2013-15-02): Tail Rotor Blades · Bell Helicopter Textron 205A, 205A-1, 205B and 5 more. Effective Aug 14, 2013 - [AD 2013-06-51](https://openairdocs.org/ad/2013-06-51): Equipment/Furnishings · Agusta A109, A109A, A109A II and 43 more. Effective Jul 15, 2013 - [AD 2013-05-14](https://openairdocs.org/ad/2013-05-14): Main Rotor Mast/Swashplate · Bell Helicopter Textron 412 and 412EP. Effective Apr 26, 2013 - [AD 2013-01-04](https://openairdocs.org/ad/2013-01-04): Main Landing Gear · Bell Helicopter Textron 412 and 412EP. Effective Mar 11, 2013 - [AD 2012-17-08](https://openairdocs.org/ad/2012-17-08): Main Rotor Head · Bell Helicopter Textron 204B, 205A, 205A-1 and 2 more. Effective Feb 27, 2013 - [AD 2013-03-16](https://openairdocs.org/ad/2013-03-16): Main Rotor Head · Bell Helicopter Textron 204B, 205A, 205A-1 and 3 more. Effective Feb 27, 2013 - [AD 2012-22-11](https://openairdocs.org/ad/2012-22-11): Main Rotor · Bell Helicopter Textron 412, 412CF and 412EP. Effective Dec 20, 2012 - [AD 2012-22-06](https://openairdocs.org/ad/2012-22-06): High Landing Gear Forward Crosstube Assembly · Aeronautical Accessories AB412, AB412 EP, 205A and 7 more. Effective Dec 14, 2012 - [AD 2012-11-13](https://openairdocs.org/ad/2012-11-13): High Landing Gear Aft Crosstube Assembly · Aeronautical Accessories AB412, AB412 EP, 412 and 3 more. Effective Jul 30, 2012 - [AD 2011-25-01](https://openairdocs.org/ad/2011-25-01): Liferafts · Agusta AB412, AB412 EP, 206A and 23 more. Effective Jan 17, 2012 - [AD 2011-23-02](https://openairdocs.org/ad/2011-23-02): Main rotor blade (blade) assemblies · Bell Helicopter Textron 205A-1, 205B, 210 and 1 more. Effective Nov 21, 2011 - [AD 2010-26-52](https://openairdocs.org/ad/2010-26-52): Tail Rotor Blade · Bell Helicopter Textron 204B, 205A, 205A-1 and 6 more. Effective Nov 15, 2011 - [AD 2010-10-16](https://openairdocs.org/ad/2010-10-16): Crosstube · Agusta AB412, AB412 EP, 205A and 6 more. Effective Jun 8, 2010 - [AD 2007-22-02](https://openairdocs.org/ad/2007-22-02): Tail rotor blade (blade) forward tip weight retention block (tip block) and the aft tip closure (tip closure) · Bell Helicopter Textron 205A, 205A-1, 205B and 4 more. Effective Nov 30, 2007 - [AD 2005-20-38](https://openairdocs.org/ad/2005-20-38): Reservoir assembly adapter (adapter) · Bell Helicopter Textron 212, 412 and 412EP with STC SH2820SO. Effective Oct 28, 2005 - [AD 2002-22-14](https://openairdocs.org/ad/2002-22-14): Main rotor tension-torsion (TT) straps · Bell Helicopter Textron 204B, 205A, 205A-1 and 4 more. Effective Dec 13, 2002 - [AD 2002-19-05](https://openairdocs.org/ad/2002-19-05): Tail boom · Bell Helicopter Textron 212. Effective Oct 30, 2002 - [AD 2001-22-14](https://openairdocs.org/ad/2001-22-14): Fire Extinguishing System Bottle Cartridges · Airbus A300 B2-1A, A300 B2-1C, A300 B2-203 and 105 more. Effective Dec 10, 2001 - [AD 2001-13-01](https://openairdocs.org/ad/2001-13-01): Tail Rotor Counterweight Bellcrank (bellcrank) Retention Nut (retention nut) · Bell Helicopter Textron 205A-1, 205B, 212 and 3 more. Effective Aug 1, 2001 - [AD 2001-09-11](https://openairdocs.org/ad/2001-09-11): Tail Rotor Yoke · Agusta AB412, AB412 EP, 412 and 2 more. Effective Jun 11, 2001 - [AD 2001-08-04](https://openairdocs.org/ad/2001-08-04): Main Rotor Actuator · Bell Helicopter Textron 205A-1, 205B, 212 and 3 more. Effective May 3, 2001 - [AD 2000-15-52](https://openairdocs.org/ad/2000-15-52): Mast and main rotor trunnions · Bell Helicopter Textron 204B, 205A, 205A-1 and 2 more. Effective Dec 28, 2000 - [AD 99-23-23](https://openairdocs.org/ad/99-23-23): Measure Yolk Inspection · Bell Helicopter Textron 412, 412CF and 412EP. Effective Dec 1, 1999 - [AD 98-11-15](https://openairdocs.org/ad/98-11-15): Tail Rotor Yoke Assembly · Bell Helicopter Textron 212. Effective Feb 10, 1999 - [AD 97-11-04](https://openairdocs.org/ad/97-11-04): Mast And Spline Plate · Bell Helicopter Textron 412 and 412EP. Effective Jun 24, 1997 --- From OpenAirDocs.org, an independent open copy of FAA data. Only the Federal Register edition on govinfo.gov is the official legal text of an AD.