Size (CM): 21*17*9
Weight (KG): 0.7

856A3735G03 is a high-reliability aviation electronic component compliant with AS9100D standards and FAA/EASA airworthiness certifications, engineered for signal filtering and noise suppression in aircraft communication navigation systems during MRO and assembly. Fabricated from ruggedized aerospace-grade dielectric composite with anti-EMI shielding, it operates stably across extreme temperatures from -55℃ to 150℃, resisting radio frequency interference, voltage ripples and vibration-induced connection loosening without signal distortion. Its precision-calibrated filtering circuits ensure seamless, clear signal transmission between avionics modules, eliminating communication dropout risks during long-haul cruise, bad weather flights and air traffic control contact phases. Compact and durable, it optimizes navigation accuracy and serves as a critical part for aircraft flight safety.

Brand: Junxun

The 856A3735G03 Guide Pin Tool Set is a specialized CFM56 aircraft engine maintenance tool designed to support the accurate positioning and alignment of booster vane assemblies during assembly and installation procedures. Aviation tooling references identify it as a Tool Set, Guide Pin – Booster Vane Assembly, Stage 1 to 4, and classify it as an engine accessory tooling item.

The guide pin set helps technicians establish controlled alignment between booster vane components during engine maintenance, reducing positioning difficulties and supporting consistent assembly operations. The tool is associated with CFM56 engine tooling, particularly applications within the N1 fan/booster area.

Key Points
Booster Vane Alignment Tool – Designed to guide and position booster vane assemblies during engine maintenance.
Stages 1–4 Application – Specifically identified for Booster Vane Assemblies, Stages 1 through 4.
Precision Positioning – Helps maintain accurate component alignment during assembly and installation procedures.
CFM56 Engine Tooling – Listed as dedicated CFM56 tooling and classified within aircraft engine accessories.
Efficient Engine Maintenance – Helps simplify booster assembly procedures and improve repeatability during overhaul operations.

Application

The 856A3735G03 Guide Pin Tool Set is mainly used for:

CFM56 engine maintenance
Booster vane assembly installation
Booster vane positioning and alignment
Booster rotor/stator assembly procedures
N1 fan and booster area maintenance
Aircraft engine overhaul and MRO operations