EASA Regulations for Airbus Helicopters AS 365

61 airworthiness directives and regulations affecting Airbus Helicopters AS 365.

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New ADs and bulletins for Airbus Helicopters AS 365, summarized like the ones below, every Monday.

EASA AD 2026-0195

Oct 13, 2026

Tail Rotor Drive – Tail Gear Box Control Rod Bearings – Replacement / Life Limitation

EASA Airworthiness Directive 2026-0195 is an airworthiness directive issued by the European Union Aviation Safety Agency affecting all Airbus Helicopters SA 365 N models. It addresses the replacement and life limitation of tail gear box control rod bearings, specifically part number 360A33-4052-00, due to premature bearing spalling. This directive aims to ensure continued safe operation of the affected helicopters by mandating timely replacement of these components.

Airworthiness Directive
  • Airbus Helicopters SA
  • Airbus Helicopters AS 365
  • Airbus Helicopters EC 155
  • Airbus Helicopters SA 365 N

EASA PAD 26-105

Sep 11, 2026

Tail Rotor Drive – Tail Gear Box Control Rod Bearings – Replacement / Life Limitation

EASA Airworthiness Directive PAD No. 26-105 is a proposed directive addressing the replacement and life limitation of tail gear box control rod bearings on Airbus Helicopters SA 365 N models. The directive targets the affected tail gear box control rod bearing part number 360A33-4052-00 due to premature bearing spalling. This directive aims to enhance safety by preventing potential loss of yaw control caused by bearing failure.

Proposed AD
  • Airbus Helicopters SA
  • Airbus Helicopters AS 365
  • Airbus Helicopters EC 155
  • Airbus Helicopters SA 365 N

EASA AD 2026-0118

Jun 22, 2026

Rotors Flight Control – Tail Rotor Actuator – Inspection

EASA Airworthiness Directive 2026-0118 is issued for Airbus Helicopters SA 365 N, SA 365 N1, AS 365 N2, and AS 365 N3 models. It addresses inspection and modification requirements for tail rotor actuators with part numbers 704A47135036 or 704A47135059 to prevent interference that could block tail rotor pedal control. The directive mandates inspections and modifications to ensure safe yaw control of affected helicopters.

Airworthiness Directive
  • Airbus Helicopters SA
  • Airbus Helicopters AS 365
  • Airbus Helicopters EC 155
  • Airbus Helicopters SA 365 N
  • Airbus Helicopters SA 365 N1
  • Airbus Helicopters AS 365 N2
  • Airbus Helicopters AS 365 N3

EASA AD 2026-0029

Feb 12, 2026

Tail Rotor Drive — Tail Gear Box Input Flange — Functional Checks

EASA Airworthiness Directive 2026-0029 is an airworthiness directive issued by the European Union Aviation Safety Agency affecting Airbus Helicopters SA 365 N models. It mandates repetitive functional checks on the tail gear box input flange, specifically part number 365A33500000, to ensure continued safe operation of the tail rotor drive system.

Airworthiness Directive
  • Airbus Helicopters SA
  • Airbus Helicopters AS 365
  • Airbus Helicopters EC 155

EASA PAD 26-017

Jan 29, 2026

Powerplant — Engine Firewalls — Modification

EASA Airworthiness Directive 26-017 is a proposed directive addressing engine firewall modifications for Airbus Helicopters SA 365, AS 365, and EC 155 models. It targets all serial numbers of SA 365 N, SA 365 N1, AS 365 N2, AS 365 N3, EC 155 B, and EC 155 B1 helicopters. The directive aims to improve engine compartment fire safety by enhancing firewall sealing.

Proposed AD
  • Airbus Helicopters SA
  • Airbus Helicopters AS 365
  • Airbus Helicopters EC 155

EASA AD 2026-0011

Jan 15, 2026

Doors — Jettisonable Windows and Seals on the Sliding Doors and Fixed Panels — Modification

EASA Airworthiness Directive 2026-0011 is issued for Airbus Helicopters EC 155 B and EC 155 B1 models, addressing the modification of jettisonable windows and seals on sliding doors and fixed panels. This directive mandates changes to ensure the windows can be jettisoned within required force limits to maintain emergency evacuation capability. It applies to all serial numbers except those with specific Airbus Helicopters modifications embodied in production.

Airworthiness Directive
  • Airbus Helicopters SA
  • Airbus Helicopters AS 365
  • Airbus Helicopters EC 155

EASA AD 2025-0239

Oct 27, 2025

Rotors Flight Control — Upper Ball Bearing End of the Main Rotor Servo-Controls — Inspection

EASA Airworthiness Directive 2025-0239 is an airworthiness directive affecting Airbus Helicopters SA 365, AS 365, and EC 155 models. It mandates inspections of the upper ball bearing end of the main rotor servo-controls to ensure proper nut tightening torque and prevent potential disconnection. The directive applies to all serial numbers of the specified helicopter models.

Airworthiness Directive
  • Airbus Helicopters SA
  • Airbus Helicopters AS 365
  • Airbus Helicopters EC 155

EASA PAD 25-151

Sep 23, 2025

Rotors Flight Control — Tail Rotor Actuator — Inspection

EASA Airworthiness Directive PAD No. 25-151 is a proposed directive addressing inspection and modification requirements for the tail rotor actuator on Airbus Helicopters SA 365 and AS 365 models, including SA 365 N, N1, and AS 365 N2 and N3 variants. The directive focuses on inspecting and modifying the routing of the tail rotor actuator harness to prevent interference that could block tail rotor pedal control. This affects helicopters with tail rotor actuators having part numbers 704A47135036 or 704A47135059.

Proposed AD
  • Airbus Helicopters SA
  • Airbus Helicopters AS 365
  • Airbus Helicopters EC 155

EASA AD 2025-0191

Sep 4, 2025

Time Limits / Maintenance Checks — Airworthiness Limitations Section — Amendment

EASA Airworthiness Directive 2025-0191 is an amendment concerning the Airbus Helicopters EC 155 B and EC 155 B1 models. It updates the Airworthiness Limitations Section (ALS) to include new and more restrictive maintenance tasks and life limits to ensure continued airworthiness. This directive applies to all serial numbers of these helicopter models.

Airworthiness Directive
  • Airbus Helicopters SA
  • Airbus Helicopters AS 365
  • Airbus Helicopters EC 155

EASA AD 2015-0226R8

Jul 16, 2025

Equipment / Furnishings — Hoist — Test / Replacement

EASA Airworthiness Directive 2015-0226R8 is a regulatory document addressing the inspection, testing, and replacement requirements for Goodrich externally mounted rescue hoists installed on various helicopter models including Leonardo AW109SP, AB139, AW139, AB412; Bell Textron 212, 214, 412, 429, 430; Airbus Helicopters AS 365 N3, AS 332 L2, EC225 LP, MBB-BK117 C-2, EC135, EC635; MD Helicopters MD900; and Sikorsky S-61, S-76, and S-92A. The directive mandates load checks, cable replacements, and overload clutch replacements to ensure continued airworthiness and safety of hoist operations.

Airworthiness Directive
  • Airbus Helicopters SA 330
  • Airbus Helicopters AS 332
  • Airbus Helicopters EC 225
  • Airbus Helicopters SA
  • Airbus Helicopters AS 365
  • Airbus Helicopters EC 155
  • Airbus Helicopters EC135
  • Airbus Helicopters 635
  • Airbus Helicopters MBB-BK 117
  • Bell 429
  • Bell 430
  • Bell Textron Inc. (Bti) 212
  • Bell Textron Inc. (Bti) 412
  • Leonardo S.P.A. Helicopters A109
  • Leonardo S.P.A. Helicopters A119
  • Leonardo S.P.A. Helicopters AB139
  • Leonardo S.P.A. Helicopters AW139
  • Leonardo S.P.A. Helicopters AB212
  • Leonardo S.P.A. Helicopters AB412
  • Md Helicopters Inc (Mdhi) MD900
  • Mcdermott 214 Holdings, 214
  • Sikorsky S-61
  • Sikorsky S-76
  • Sikorsky S-92

EASA AD 2025-0051R1

May 7, 2025

Equipment / Furnishings — Hoist — Replacement

EASA Airworthiness Directive 2025-0051R1 is a regulatory update addressing the replacement of rescue hoist assemblies on various Airbus Helicopters and Leonardo helicopter models, including the H160-B, EC 225 LP, EC 175 B, AS 332 L2, AS 365 N3, EC135, MBB-BK117, AW109SP, AB139, AW139, AW169, and AW189. The directive mandates inspections and replacement of affected hoist assemblies due to potential non-conformant overload clutch assemblies that could lead to hoist failure. This AD applies to all serial numbers of the listed helicopter models and specifies affected part numbers and serviceable part criteria.

Airworthiness Directive
  • Airbus Helicopters EC175
  • Airbus Helicopters H160
  • Airbus Helicopters SA 330
  • Airbus Helicopters AS 332
  • Airbus Helicopters EC 225
  • Airbus Helicopters SA
  • Airbus Helicopters AS 365
  • Airbus Helicopters EC 155
  • Airbus Helicopters EC135
  • Airbus Helicopters 635
  • Airbus Helicopters MBB-BK 117
  • Leonardo S.P.A. Helicopters A109
  • Leonardo S.P.A. Helicopters A119
  • Leonardo S.P.A. Helicopters AB139
  • Leonardo S.P.A. Helicopters AW139
  • Leonardo S.P.A. Helicopters AW169
  • Leonardo S.P.A. Helicopters AW189

EASA AD 2024-0244

Dec 13, 2024

Equipment / Furnishings — Hoist — Inspection

EASA Airworthiness Directive 2024-0244 is an airworthiness directive addressing inspection requirements for rescue hoist cable assemblies installed on Airbus Helicopters AS 332 and SA/AS 365 models. It applies to specific rescue hoist cable assemblies and rescue hoists manufactured or repaired by Breeze-Eastern before April 8, 2024. The directive mandates inspection and possible replacement of defective parts to ensure continued airworthiness and safety.

Airworthiness Directive
  • Airbus Helicopters SA 330
  • Airbus Helicopters AS 332
  • Airbus Helicopters EC 225
  • Airbus Helicopters SA
  • Airbus Helicopters AS 365
  • Airbus Helicopters EC 155

EASA AD 2024-0173

Sep 4, 2024

Doors – Jettisonable Windows and Seals on the Sliding Doors and Fixed Panels – Modification

EASA Airworthiness Directive 2024-0173 is an airworthiness directive issued by the European Union Aviation Safety Agency affecting Airbus Helicopters EC 155 B and EC 155 B1 models. It addresses the modification of jettisonable windows and seals on the sliding doors and fixed panels to ensure proper emergency egress capability. This directive mandates specific modifications to improve safety during emergency evacuations.

Airworthiness DirectiveSuperseded
  • Airbus Helicopters SA
  • Airbus Helicopters AS 365
  • Airbus Helicopters EC 155
  • Airbus Helicopters EC 155 B
  • Airbus Helicopters EC 155 B1

EASA AD 2021-0171R1

Jul 1, 2024

Tail Rotor — Pitch Control Rod Bearing — Inspection / Replacement

EASA Airworthiness Directive 2021-0171R1 is an updated regulatory requirement addressing inspection and replacement of the tail rotor pitch control rod bearing on Airbus Helicopters SA 365, AS 365, and EC 155 models. This directive mandates inspections of the tail rotor gearbox oil level and magnetic plug, as well as replacement of affected double bearings with improved parts to ensure safe yaw control. It applies to all serial numbers of the specified helicopter models.

Airworthiness Directive
  • Airbus Helicopters SA
  • Airbus Helicopters AS 365
  • Airbus Helicopters EC 155
  • Airbus Helicopters SA 365

EASA AD 2024-0110

Jun 6, 2024

Superseded by EASA AD 2025-0239

EASA Airworthiness Directive SUPERSEDED BY EASA AD 2025-0239 applies to Airbus Helicopters SA/AS 365 and EC 155 models. This directive has been officially superseded by EASA AD 2025-0239, indicating that the previous requirements or instructions are no longer current for these helicopter types. Operators should refer to the newer directive for the latest airworthiness requirements.

Airworthiness DirectiveSuperseded
  • Airbus Helicopters SA
  • Airbus Helicopters AS 365
  • Airbus Helicopters EC 155

EASA SIB 2023-11

Oct 24, 2023

Hand Fire Extinguisher (HFE) / Check of the absence of discharge of the HFE

EASA Safety Information Bulletin 2023-11 is an airworthiness bulletin addressing the Hand Fire Extinguisher (HFE) manufactured by L’HOTELLIER, part number 12085-01 (S262A10T1001), installed on various Airbus Helicopters models including AS 350, AS 355, EC 130, EC 155, SA 365, AS 365, EC 120, EC 175, SA 341, and SA 342. The bulletin highlights issues with HFEs manufactured before July 2022 that may have unintentional discharge due to production defects. It provides guidance on checking for absence of discharge to ensure firefighting capability is maintained.

Safety Information Bulletin
  • Airbus Helicopters AS 350
  • Airbus Helicopters EC 130
  • Airbus Helicopters AS 355
  • Airbus Helicopters EC 120 B
  • Airbus Helicopters EC175
  • Airbus Helicopters SA 341
  • Airbus Helicopters 342
  • Airbus Helicopters SA
  • Airbus Helicopters AS 365
  • Airbus Helicopters EC 155

EASA AD 2023-0090

May 4, 2023

Rotors Flight Control — Tail Rotor Actuator — Inspection

EASA Airworthiness Directive 2023-0090 is an airworthiness directive issued by EASA affecting Airbus Helicopters AS 365 and SA 365 models, specifically the SA 365 N, SA 365 N1, AS 365 N2, and AS 365 N3 helicopters. The directive addresses inspection requirements for tail rotor actuators with part numbers 704A47135036 or 704A47135059 to ensure safe flight control. It mandates a one-time inspection of the tail rotor actuator harness and cable tie installation to prevent potential loss of yaw control.

Airworthiness DirectiveSuperseded
  • Airbus Helicopters SA
  • Airbus Helicopters AS 365
  • Airbus Helicopters EC 155
  • Airbus Helicopters SA 365

EASA AD 2023-0064

Mar 20, 2023

Main Rotor — Pitch Rod Upper Links — Marking / Inspection

EASA Airworthiness Directive 2023-0064 is issued for Airbus Helicopters AS 350, EC 130, AS 355, AS 365, and SA 365 models. It addresses the main rotor pitch rod upper links, specifically the pitch rod lever axis attachment screws with Part Number 350A31-1873-20, requiring marking and inspection to detect loss of screw torque. The directive aims to prevent potential loss of control due to failure of these components.

Airworthiness Directive
  • Airbus Helicopters AS 350
  • Airbus Helicopters EC 130
  • Airbus Helicopters AS 355
  • Airbus Helicopters SA
  • Airbus Helicopters AS 365
  • Airbus Helicopters EC 155
  • Airbus Helicopters SA 365

EASA AD 2023-0001

Jan 4, 2023

Tail Rotor Drive — Pitch Control Rod Bearing — Inspection / Replacement

EASA Airworthiness Directive 2023-0001 is an airworthiness directive addressing the inspection and replacement of the pitch control rod dual bearing in the tail rotor drive of Airbus Helicopters SA 365 C1, C2, C3, and N models. It applies to all serial numbers of these helicopters and focuses on dual bearings with Part Number 360A33-4052-00 installed on specific tail rotor gearboxes. The directive mandates inspections to detect bearing degradation that could lead to loss of yaw control.

Airworthiness Directive
  • Airbus Helicopters SA
  • Airbus Helicopters AS 365
  • Airbus Helicopters EC 155
  • Airbus Helicopters SA 365 C1
  • Airbus Helicopters SA 365 C2
  • Airbus Helicopters SA 365 C3
  • Airbus Helicopters SA 365 N

EASA AD 2021-0101R2

Dec 21, 2022

Doors — Placards — Installation / Rotorcraft Flight Manual — Section Emergency Procedures — Amendment

EASA Airworthiness Directive 2021-0101R2 is an amendment addressing safety concerns on Airbus Helicopters SA 365, AS 365, and EC 155 models. It mandates installation of external jettisoning systems and placards on cockpit and cabin doors, along with amendments to the Rotorcraft Flight Manual emergency procedures section, to improve evacuation capability after ditching with inflated emergency flotation systems.

Airworthiness Directive
  • Airbus Helicopters SA
  • Airbus Helicopters AS 365
  • Airbus Helicopters EC 155
  • Airbus Helicopters SA 365