Demag
Directional seat valve for Demag AC80-1
This directional seat valve is designed for use in the hydraulic control systems of the Demag AC80-1 crane. It manages the flow of hydraulic fluid to various actuators to initiate or change the direction of machine movements.
Parts diagram
Compatible models
Specifications
- Part number
- 410 158 12
- Brand
- Demag
The directional seat valve 410 158 12 is a hydraulic component utilized within the Demag AC80-1 crane to regulate fluid flow. This assembly is engineered to direct hydraulic oil toward specific actuators, including cylinders and motors, to facilitate the operation of crane functions such as boom movement, hook positioning, or outrigger deployment. By managing the start, stop, and directional path of the fluid, this valve enables the operator to maintain control over the machine's mechanical systems.
This component is specifically configured for the Demag AC80-1 model. As a complete assembly, it includes the internal elements necessary for integration into the existing hydraulic circuit. The seat valve design provides sealing characteristics that assist in maintaining pressure and preventing internal leakage during operation.
In heavy machinery, directional seat valves serve as the primary interface between the hydraulic pump output and the actuators. They are frequently employed in circuits where precise position holding is required, as the seat-style closure minimizes bypass flow compared to other valve types. Proper operation of this valve ensures that hydraulic pressure is correctly routed to the intended system, supporting the intended functionality of the crane's hydraulic architecture.

