In the aviation industry, high-quality specialized tools are essential for ensuring maintenance accuracy, operational safety, and regulatory compliance. Junxun Aviation Maintenance is proud to offer a range of premium 856A series tools designed for CFM56 and LEAP engine families. These tools are engineered to meet or exceed OEM standards, helping international MROs, airlines, and maintenance providers reduce downtime and improve work quality.

Here are some of our recommended specialized tools:

856A2946G01 Fan Disk Protective Ring

Protects the fan disk surface during disassembly and reassembly, preventing damage to critical components in the fan module.

P/N: 856A2946G01

856A3097G03 Torque Calibration Wrench

High-precision torque calibration tool for accurate tightening and verification of critical bolts, ensuring compliance with strict OEM torque specifications.

P/N:856A3097G03 

856A3272G01 No.4 Bearing Puller

Specialized puller designed for safe and efficient removal of the No.4 bearing and rotating air seal, minimizing the risk of damage to surrounding parts.

P/N:856A3272G01

856A3439G03 HPC Blade Removal Tool

Efficient tool for the removal and installation of High Pressure Compressor (HPC) blades, reducing maintenance time while protecting blade roots and disk slots.

P/N:856A3439G03

856A3454G03 Fan Blade Installation / Removal Tool

Professional tool set for the installation and removal of fan blades. Its precise design ensures safe handling and faster turnaround for fan module maintenance.

P/N:856A3454G03

856A3463G01 Seal Installation Tool

Precision tool for installing combustion chamber and bearing seals, ensuring proper seating and long-term sealing performance.

P/N:856A3463G01

856A3480G01 / 856A3480G02 Compressor / Rotor Blade Alignment Tool

Blade alignment fixture for accurate positioning of compressor and rotor blades. Available in G01 and G02 variants to suit different engine maintenance requirements, helping achieve optimal rotor balance.

P/N:856A3480G01

P/N:856A3480G02

856A3486G01 Blade Surface Repair / Polishing Kit

Complete kit for repairing and polishing blade surfaces. Ideal for restoring minor damage, corrosion, or scratches to maintain aerodynamic performance and extend component life.

P/N:856A3486G01

Why Choose Junxun Aviation Tools?

• Reliability & Safety: Precision-engineered to reduce risks during critical maintenance tasks.
• Efficiency: Designed to help technicians complete jobs faster while maintaining the highest quality.
• Global Support: Proven performance in major maintenance facilities worldwide.

These 856A series tools are trusted solutions for engine overhaul, module repair, and routine maintenance programs. Whether you operate CFM56 or LEAP engines, our tools can help streamline your processes and enhance overall maintenance outcomes.

For detailed specifications, quotations, or technical support, please visit our website or contact our sales team.

Junxun Aviation Maintenance --- Professional Aviation Maintenance Tool Solutions

Shanghai Junxun Aviation Technology Company always keep the idea that "Quality is Our Life", committed to providing professional products and excellent services to the global aviation industry.

As the global aviation industry continues to grow, Shanghai Junxun Aviation will persist in its commitment to innovation and quality, providing more international customers with high-quality products and services.