856a4134g01 is a specialized installation tool designed for commercial aircraft engine hydromechanical unit (hmu) maintenance, providing precise alignment and secure handling during hmu installation procedures on cfm56 series engines. this durable tool features an ergonomic grip, integrated alignment guides, and adjustable support brackets, ensuring accurate positioning of the hmu onto the engine's fuel pump assembly.\n\nkey specifications include compatibility with cfm56-5b and cfm56-7b engines, compliance with faa ac 43.13-1b standards, and corrosion-resistant aluminum construction. the tool helps reduce installation time by up to 40% compared to manual methods, minimizing aircraft downtime while ensuring proper hmu alignment and preventing damage to critical engine components.\n\nideal for both line maintenance and hangar operations, 856a4134g01 is an essential component of any aircraft engine maintenance toolkit, enabling technicians to perform hmu installations efficiently and safely in accordance with manufacturer guidelines.
Full technical pack — materials, tolerances, and inspection records — ships with every unit.
Our in-house engineering team can manufacture custom tooling to match your exact requirements — from one-off airline-specific variants to OEM-equivalent production tools.
This fixture is qualified for use across the following engine and aircraft platforms.
Frequently inquired alongside this fixture — based on shared engine and aircraft platforms.
