257-7733: 20.9mm Diameter Check Valve

Description: The Check valves are hydraulic valves used in heavy equipment such as excavators, loaders, and dozers to control the movement of the machine's arms, buckets, and other attachments. They are designed to prevent fluid or oil from flowing back through the hydraulic lines when the equipment is not in use, preventing unwanted movement or drift. Check valves are used to control the operation of the machine's bucket, stick, swing, boom, and lift. These valves are typically installed in the hydraulic lines that control the movement of these components, and they work by allowing fluid to flow in one direction only. Attributes: • Allow fluid to flow in one direction only, preventing backflow or drift of the machine's arms or attachments. • Made from high-quality materials and are designed to withstand wear and tear in heavy-duty applications. • These valves are rigorously tested to ensure they meet high standards for performance and reliability. • Designed to have a long lifespan, reducing maintenance costs and downtime for repairs. Applications: The Check valves are used to control the movement of the Backhoe Loader's attachments like bucket, boom, and arm. This valve is extensively used in Cat 432E, 434E, 442E, 420E, 430E, 426 F2, 444F, 427F2, and 430F Backhoe Loader, and 953D Track-type Loader.