Fuel Line File name BELL407-018.pdf Airworthiness Directive number 18 AD status Active Series name Bell Helicopter Textron Canada (BHTC) 407 Series Helicopters Airworthiness Directives Download AD for Fuel Line Download a zip file for all ADs in this AD/BELL 407/ series Airworthiness Directives issue number 12/2001 Groups ROTOR Authority CASA Series number AD/BELL 407/ Folder name BELL407 Group description Rotorcraft Group title ROTOR Show moreless details
Tail Rotor Gearbox File name BELL407-019.pdf Airworthiness Directive number 19 AD status Active Series name Bell Helicopter Textron Canada (BHTC) 407 Series Helicopters Airworthiness Directives Download AD for Tail Rotor Gearbox Download a zip file for all ADs in this AD/BELL 407/ series Airworthiness Directives issue number 5/2002 Groups ROTOR Authority CASA Series number AD/BELL 407/ Folder name BELL407 Group description Rotorcraft Group title ROTOR Show moreless details
Tailboom Tail Rotor Gearbox Support Casting File name BELL407-020.pdf Airworthiness Directive number 20 Amdt 1 AD status Active Series name Bell Helicopter Textron Canada (BHTC) 407 Series Helicopters Airworthiness Directives Download AD for Tailboom Tail Rotor Gearbox Support Casting Download a zip file for all ADs in this AD/BELL 407/ series Airworthiness Directives issue number 11/2002 Groups ROTOR Authority CASA Series number AD/BELL 407/ Folder name BELL407 Group description Rotorcraft Group title ROTOR Show moreless details
Tail Rotor Drive Shaft Bearings - CANCELLED File name BELL407-021.pdf Airworthiness Directive number 21 Amdt 2 AD status Cancelled Series name Bell Helicopter Textron Canada (BHTC) 407 Series Helicopters Airworthiness Directives Download AD for Tail Rotor Drive Shaft Bearings - CANCELLED Download a zip file for all ADs in this AD/BELL 407/ series Airworthiness Directives issue number 10/2004 Groups ROTOR Authority CASA Series number AD/BELL 407/ Folder name BELL407 Group description Rotorcraft Group title ROTOR Show moreless details
Pylon Pitch Vibrations - Rotorcraft Flight Manual Revision File name 2020-22-07.pdf Airworthiness Directive number 2020-22-07 AD status Urgent Series name Bell Helicopter Textron 412 and Leonardo Helicopters (Agusta) AB412 Series Helicopters Airworthiness Directives Download AD for Pylon Pitch Vibrations - Rotorcraft Flight Manual Revision Download a zip file for all ADs in this AD/BELL 412/ series Groups ROTOR Authority FAA Effective date 18 November 2020 Series number AD/BELL 412/ Folder name BELL412 Group description Rotorcraft Group title ROTOR Show moreless details
Equipment / Furnishings - Hoist Support - Inspection / Replacement File name 2021-0072-E.pdf Airworthiness Directive number 2021-0072-E AD status Urgent Series name Bell Helicopter Textron 412 and Leonardo Helicopters (Agusta) AB412 Series Helicopters Airworthiness Directives Download AD for Equipment / Furnishings - Hoist Support - Inspection / Replacement Download a zip file for all ADs in this AD/BELL 412/ series Groups ROTOR Authority EASA Effective date 16 March 2021 Series number AD/BELL 412/ Folder name BELL412 Group description Rotorcraft Group title ROTOR Show moreless details
Fuel / Oil - Check Valves - Inspection / Replacement File name 2021-0126.pdf Airworthiness Directive number 2021-0126 AD status Urgent Series name Bell Helicopter Textron 412 and Leonardo Helicopters (Agusta) AB412 Series Helicopters Airworthiness Directives Download AD for Fuel / Oil - Check Valves - Inspection / Replacement Download a zip file for all ADs in this AD/BELL 412/ series Groups ROTOR Authority EASA Effective date 24 May 2021 Series number AD/BELL 412/ Folder name BELL412 Group description Rotorcraft Group title ROTOR Show moreless details
Goodrich Externally-Mounted Hoist Assemblies (Mandatory for Bell Helicopter Textron 412 only) File name 2022-05-10.pdf Airworthiness Directive number 2022-05-10 AD status Active Series name Bell Helicopter Textron 412 and Leonardo Helicopters (Agusta) AB412 Series Helicopters Airworthiness Directives Download AD for Goodrich Externally-Mounted Hoist Assemblies (Mandatory for Bell Helicopter Textron 412 only) Download a zip file for all ADs in this AD/BELL 412/ series Groups ROTOR Authority FAA Effective date 20 April 2022 Series number AD/BELL 412/ Folder name BELL412 Group description Rotorcraft Group title ROTOR Show moreless details
Fuselage - Tailboom Attachment - Inspection / Replacement File name 2022-0046.pdf Airworthiness Directive number 2022-0046 AD status Urgent Series name Bell Helicopter Textron 412 and Leonardo Helicopters (Agusta) AB412 Series Helicopters Airworthiness Directives Download AD for Fuselage - Tailboom Attachment - Inspection / Replacement Download a zip file for all ADs in this AD/BELL 412/ series Groups ROTOR Authority EASA Effective date 24 March 2022 Series number AD/BELL 412/ Folder name BELL412 Group description Rotorcraft Group title ROTOR Show moreless details
Collective Lever Fatigue Life File name 2022-07-03.pdf Airworthiness Directive number 2022-07-03 AD status Active Series name Bell Helicopter Textron 412 and Leonardo Helicopters (Agusta) AB412 Series Helicopters Airworthiness Directives Download AD for Collective Lever Fatigue Life Download a zip file for all ADs in this AD/BELL 412/ series Groups ROTOR Authority FAA Effective date 27 April 2022 Series number AD/BELL 412/ Folder name BELL412 Group description Rotorcraft Group title ROTOR Show moreless details