News

Apr 02, 2025 - RotorLink Sells AS350, AS350B2, AS355, EC130 Parts, and Safran Engines with Quick Worldwide Shipping

AS350 Parts for Sale: Preserving Light Utility Rotorcraft's Structure

Known by many as the AStar, the Airbus Helicopters AS350 is a single-engine light utility helicopter that is well-liked for its adaptability, cargo capacity, and ability to operate in hot and high temperatures. To maintain mission continuity, operators usually need serviceable and renovated components, particularly in high-demand industries like utility, emergency medical services, law enforcement, and tourism.

AS350 Parts Frequently Requested:

Main Rotor Hub Assemblies

PN: 350A31-0000-XX
Made up of spindle, pitch horn, and sleeve components.
Has to be regularly inspected for elastomeric damper condition and bearing wear.

Transmission Main (MGB)

Model: 350A32-XXXX
The Arriel 1D1 engine is connected to the main rotor system via a reduction gearbox.
Time Between Overhaul (TBO): 2,500–3,000 hours on average.

MRBs, or Main Rotor Blades

PN: 355A11-0020-XX or a comparable number.
Made of composite materials and has built-in leading edges that resist erosion.
Track modifications and balancing are essential for managing vibration.

Actuators for Hydraulic Servos

PN: SC8002 or a comparable number.
Maintain control response and stability, particularly when load factors are large.

Units for Avionics

Sagem integrated screens, Bendix/King KI-525A, or Garmin G500H.
When it comes to mission modification, retrofit compatibility is frequently crucial.

Unit for Fuel Control (FCU)

Utilized in tandem with the Arriel 1D1 engine to ensure accurate fuel metering.
Usually, overhaul entails diaphragm replacement and recalibration.

AS350B2 Components for Sale: Increased Capability and Efficiency

With its Safran Arriel 1D1 engine, the AS350B2 is an improved version of the AStar series that provides better performance, particularly in hot and high operating conditions. Because of its widespread use, AS350B2 parts have a strong aftermarket that includes both FAA-approved PMA components and vintage OEM parts.

High-Demand AS350B2 Parts:

Intermediate Gearbox (IGB) and Tail Rotor Drive Shaft

PN: 350A33-XXXX-XX
Transmits torque via the IGB and TGB from the MGB to the tail rotor.

Parts Associated with the Arriel 1D1 Engine

Fuel Injection Nozzles, Nozzle Guide Vanes, and Turbine Blades.
During diagnostics, the Fuel Flow Index and EGT Margin are tracked.

Swashplate Components

Permits the primary rotor blades to receive control input.
Requires frequent lubrication and exact alignment.

Damper Systems and Landing Gear Struts

Elastomeric in nature to absorb vibrations.
PNs differ based on whether the skid gear is utility or high skid.

Panels for Electrical Power Distribution (EPDPs)

Add integrated lighting controls, circuit breakers, and relays.
Crucial for retrofits that use cockpits that are compatible with night vision.

EC130 Parts for Sale: Operational Efficiency Meets Advanced Ergonomics

A version of the AS350 platform, the Eurocopter EC130 (now the H130) has a Fenestron tail rotor, more cabin room, and greater anti-vibration capabilities. To enable high-cycle usage, operators in the tourism and medical evacuation sectors usually need specific parts.

One of the most sought-after EC130 components is the Fenestron Tail Rotor Assembly

Incorporated inside a covered duct, enhancing security and reducing outside noise.
The intricate blade pitch mechanism necessitates specialized rigging tools.

Gearbox Main (MGB)

Model: EC130B4/H130T2 C632 series
Lowers the Arriel 2B/2D's input speed to the rotor RPM.

Two Hydraulic Systems

Flight safety is enhanced by redundant systems.
Comprises servo distribution blocks, priority valves, and pressure accumulators.

Display Units for Digital Flight Control

Incorporated into cockpit designs using glass.
VEMD stands for Vehicle and Engine Multifunction Display.

Air Conditioners and Cabin Interior Kits

Requests from travel agencies are common.
Rapid reconfiguration is ensured via lightweight modular kits.

Systems for Detecting and Fighting Engine Fires

Includes fire bottles, squibs, and thermocouples.
Must be certified in accordance with EASA ETSO and FAA TSO C19b requirements.

Twin-Engine Versatility for IFR Operations: AS355 Parts for Sale

Depending on configuration, the AS355 TwinStar, a two-engine version of the AS350, usually has twin Safran (Turbomeca) Arrius 1A or Allison 250-C20F engines. The AS355, which is well-known for its IFR capabilities and redundancy, is still used in surveillance, corporate, and police applications.

Important AS355 Parts Available on the Market:

Dual-Engine Control Units (ECU)

Allows both engines to deliver power in a balanced manner.
Ensures fuel distribution and N1 synchronization.

Assemblies for Engine Mounts

Separate the fuselage structure's vibrations.
Includes titanium brackets and elastomeric cushions.

Systems with Two Fuel Pumps

Two tanks provide separate feeds to its respective engines.
Must adhere to the redundancy criteria of the FAR 27 fuel system.

Brake Rotor Assemblies

Deployed frequently on airframes designed by the police for fast-shutdown needs.
Incorporate temperature-resistant pads, hydraulic actuators, and caliper systems.

Systems for Automatic Flight Control (AFCS)

Modules for two- or three-axis autopilots.
Essential for reducing pilot workload during IFR operations.

Arriel Series Powerplants: Safran Engines for Sale

Many Airbus light helicopter platforms are powered by Safran Helicopter Engines, formerly known as Turbomeca. Because of their high dependability, low specific fuel consumption (SFC), and modular overhaul designs, the Arriel 1 and 2 series continue to dominate the civil and parapublic sectors.

Types of Arriel Engines and Important Components

AS350B2 Arriel 1D1

Approximately 732 shaft horsepower is the rated output.
Consists of the following modular parts: accessory gearbox, reduction gearbox, and gas generator.

Arriel 2B1 / 2D (EC130B4 / H130)

Digital Engine Control Unit (DECU) with FADEC.
Enhanced hot-section parts for longer lifespans.

Frequently Sold Components:

Turbine Wheels (HP/LP Stages)

Produced using single-crystal alloys to withstand high temperatures.
Examined for the elongation of blade creep and the spread of cracks.

Modules for Compressors

Combinations of centrifugal and axial stages.
Performance depends on the balance of tolerance.

FCUs, or Fuel Control Units

Systems with two channels and backup metering valves.
Adjusted in accordance with TSO Part 33 requirements.

Gearbox Accessories

Oil pump, FCU, and starter-generator drive shafts.
Systems for scavenging and filtering oil are included into the casing.

DEMUs, or Digital Engine Monitoring Units

Connects to the VEMD to show the following parameters: oil pressure, torque, N1, and EGT.
Incorporates predictive maintenance data logging features.

Kits for Hot Section Inspection (HSI)

Kits that are pre-packaged for inspection intervals of 1,000–1,500 hours.
Incorporate injector nozzles, turbine shields, gaskets, and seals.

The Value of Airworthiness Compliance and Certification

It is crucial to confirm that every component satisfies certification standards while purchasing helicopter parts, particularly AS350, AS350B2, or EC130 parts for sale:

For traceability, use EASA Form 1 or FAA Form 8130-3.
Adherence to Airworthiness Directives (ADs) and Service Bulletins (SBs).
Time Since New (TSN) and Time Since Overhaul (TSO) data verification.

It is highly recommended that operators collaborate with reliable vendors who offer:

Certified parts that can be serviced or overhauled
When necessary, factory-new (OEM) components
Explicit logbook entries and documentation for engines' test cells

Reliability and quality cannot be compromised when it comes to airplane maintenance. The components and assistance required to maintain your helicopters' skyworthiness are offered by RotorLink. We are here to help you with your maintenance issues and guarantee the best fleet performance as a helicopter parts inventory provider in the USA. We'll work together to keep your operations running smoothly and your helicopters in the air. In a variety of operational tasks, operators can maintain mission readiness, prolong aircraft life cycles, and minimize downtime with the correct partner and technical knowledge of your aircraft's systems. To enhance operational success and guarantee ongoing airworthiness, quality assurance, traceability, and compliance should always come first.