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2013-16-16

final rule

Airworthiness Directives; Agusta S.p.A. and Bell Helicopter Textron Helicopters

Unsafe Condition: Failure of a crosstube, which could result in collapse of the landing gear.

Effective: Sep 17, 2013 Category: aircraft Compliance: Within 30 days

Why matched: Airworthiness Directives; Agusta S.p.A. and Bell Helicopter Textron Helicopters

Technical illustration of an aircraft landing gear and wheel assembly
Problem area Landing gear

2012-22-06

final rule

Airworthiness Directives; Aeronautical Accessories, Inc., High Landing Gear Forward Crosstube Assembly

Unsafe Condition: Failure of the landing gear crosstube, which could result in collapse of the landing gear and subsequent loss of control of the helicopter.

Effective: Dec 14, 2012 Category: aircraft Compliance: Within 50 hours time-in-service (TIS) after the effective date of this AD.

Why matched: Airworthiness Directives; Aeronautical Accessories, Inc., High Landing Gear Forward Crosstube Assembly

Technical illustration of an aircraft landing gear and wheel assembly
Problem area Landing gear

2012-11-13 Recurring

final rule

Airworthiness Directives; Aeronautical Accessories, Inc., High Landing Gear Aft Crosstube Assembly

Unsafe Condition: Cracked aft crosstube, which could result in collapse of the landing gear and subsequent loss of control of the helicopter.

Effective: Jul 30, 2012 Category: aircraft Compliance: Within 50 hours time-in-service (TIS) for establishing the life limit and creating the history ca...

Why matched: Airworthiness Directives; Aeronautical Accessories, Inc., High Landing Gear Aft Crosstube Assembly

Technical illustration of an aircraft landing gear and wheel assembly
Problem area Landing gear

2010-10-16

final rule

Airworthiness Directives; Bell Helicopter Textron (Bell) Model 205A, 205A-1, 205B, 212, 412, 412EP, and 412CF and Agusta S.p.A. (Agusta) Model AB412, AB412EP Helicopters

Unsafe Condition: Failure of the AAI Low Skid Landing Gear Forward Crosstube (Crosstube), part number 212-320-103, due to surface cracking on the inner wall of the tubing, which was introduced during the manufacturi...

Effective: Jun 8, 2010 Category: aircraft Compliance: Within 25 hours time-in-service

Why matched: Airworthiness Directives; Bell Helicopter Textron (Bell) Model 205A, 205A-1, 205B, 212, 412, 412EP, and 412CF and Agusta S.p.A. (Agusta) Model AB412, AB412EP Helicopters

Technical illustration of an aircraft landing gear and wheel assembly
Problem area Landing gear

2001-09-11 Recurring

final rule

Airworthiness Directives; Bell Helicopter Textron, Inc. Model 412 Helicopters and Agusta S.p.A. Model AB412 Helicopters

Unsafe Condition: Static and dynamic overload damage to the tail rotor yoke assembly that could result in loss of the tail rotor and subsequent loss of control of the helicopter.

Effective: Jun 11, 2001 Category: aircraft Compliance: Within 180 calendar days

Why matched: Airworthiness Directives; Bell Helicopter Textron, Inc. Model 412 Helicopters and Agusta S.p.A. Model AB412 Helicopters

Technical illustration of a helicopter rotor hub assembly
Problem area Rotor system