Anti-drive Link Assembly File name BELL427-010.pdf Airworthiness Directive number 10 AD status Active Series name Bell Helicopter Textron Canada (BHTC) 427 Series Helicopters Airworthiness Directives Download AD for Anti-drive Link Assembly Download a zip file for all ADs in this AD/BELL 427/ series Airworthiness Directives issue number 7/2009 Groups ROTOR Authority CASA Series number AD/BELL 427/ Folder name BELL427 Group description Rotorcraft Group title ROTOR Show moreless details
Flight Control Bearings File name BELL427-011.pdf Airworthiness Directive number 11 AD status Active Series name Bell Helicopter Textron Canada (BHTC) 427 Series Helicopters Airworthiness Directives Download AD for Flight Control Bearings Download a zip file for all ADs in this AD/BELL 427/ series Airworthiness Directives issue number 10/2009 Groups ROTOR Authority CASA Series number AD/BELL 427/ Folder name BELL427 Group description Rotorcraft Group title ROTOR Show moreless details
Cyclic Control Lever Assembly Installation File name BELL427-012.pdf Airworthiness Directive number 12 AD status Active Series name Bell Helicopter Textron Canada (BHTC) 427 Series Helicopters Airworthiness Directives Download AD for Cyclic Control Lever Assembly Installation Download a zip file for all ADs in this AD/BELL 427/ series Airworthiness Directives issue number 12/2009 Groups ROTOR Authority CASA Series number AD/BELL 427/ Folder name BELL427 Group description Rotorcraft Group title ROTOR Show moreless details
Tail Rotor Driveshaft Hanger Bearing Bracket - Cracking Due To Tooling Mark File name CF-2010-17.pdf Airworthiness Directive number CF-2010-17 AD status Active Series name Bell Helicopter Textron Canada (BHTC) 427 Series Helicopters Airworthiness Directives Download AD for Tail Rotor Driveshaft Hanger Bearing Bracket - Cracking Due To Tooling Mark Download a zip file for all ADs in this AD/BELL 427/ series Groups ROTOR Authority Canada Effective date 22 June 2010 Series number AD/BELL 427/ Folder name BELL427 Group description Rotorcraft Group title ROTOR Show moreless details
Over-torque of Tailboom Attachment Hardware File name CF-2010-32.pdf Airworthiness Directive number CF-2010-32 AD status Active Series name Bell Helicopter Textron Canada (BHTC) 427 Series Helicopters Airworthiness Directives Download AD for Over-torque of Tailboom Attachment Hardware Download a zip file for all ADs in this AD/BELL 427/ series Groups ROTOR Authority Canada Effective date 13 October 2010 Series number AD/BELL 427/ Folder name BELL427 Group description Rotorcraft Group title ROTOR Show moreless details
Tail Rotor Blades File name CF-2007-21R1.pdf Airworthiness Directive number CF-2007-21R1 AD status Active Series name Bell Helicopter Textron Canada (BHTC) 427 Series Helicopters Airworthiness Directives Download AD for Tail Rotor Blades Download a zip file for all ADs in this AD/BELL 427/ series Groups ROTOR Authority Canada Effective date 1 December 2010 Series number AD/BELL 427/ Folder name BELL427 Group description Rotorcraft Group title ROTOR Show moreless details
Incorrect Assembly of Hydraulic Servo Actuators File name CF-2011-17R1.pdf Airworthiness Directive number CF-2011-17R1 AD status Active Series name Bell Helicopter Textron Canada (BHTC) 427 Series Helicopters Airworthiness Directives Download AD for Incorrect Assembly of Hydraulic Servo Actuators Download a zip file for all ADs in this AD/BELL 427/ series Groups ROTOR Authority Canada Effective date 22 December 2011 Series number AD/BELL 427/ Folder name BELL427 Group description Rotorcraft Group title ROTOR Show moreless details
KAflex Shaft File name CF-2002-03R3.pdf Airworthiness Directive number CF-2002-03R3 AD status Active Series name Bell Helicopter Textron Canada (BHTC) 427 Series Helicopters Airworthiness Directives Download AD for KAflex Shaft Download a zip file for all ADs in this AD/BELL 427/ series Groups ROTOR Authority Canada Effective date 10 October 2013 Series number AD/BELL 427/ Folder name BELL427 Group description Rotorcraft Group title ROTOR Show moreless details
Cracking of Oil Check Valve File name CF-2015-29.pdf Airworthiness Directive number CF-2015-29 AD status Active Series name Bell Helicopter Textron Canada (BHTC) 427 Series Helicopters Airworthiness Directives Download AD for Cracking of Oil Check Valve Download a zip file for all ADs in this AD/BELL 427/ series Groups ROTOR Authority Canada Effective date 21 December 2015 Series number AD/BELL 427/ Folder name BELL427 Group description Rotorcraft Group title ROTOR Show moreless details
Empennage Structure - Cracked Vertical Fin Skins File name CF-2017-03.pdf Airworthiness Directive number CF-2017-03 AD status Urgent Series name Bell Helicopter Textron Canada (BHTC) 427 Series Helicopters Airworthiness Directives Download AD for Empennage Structure - Cracked Vertical Fin Skins Download a zip file for all ADs in this AD/BELL 427/ series Groups ROTOR Authority Canada Effective date 31 January 2017 Series number AD/BELL 427/ Folder name BELL427 Group description Rotorcraft Group title ROTOR Show moreless details