Demag
Union connection for Demag AC80-1
This union connection is designed for use in the hydraulic and pneumatic circuits of the Demag AC80-1 crane. It facilitates the secure joining and disconnection of fluid lines, identified by part number 007 138 98.
Parts diagram
Compatible models
Specifications
- Part number
- 007 138 98
- Brand
- Demag
The union connection serves as a critical coupling component within the fluid management systems of the Demag AC80-1 crane. Its primary function is to provide a secure, threaded interface that allows for the joining of two pipes or hoses. This design enables maintenance technicians to connect and disconnect fluid lines without the need for cutting or welding, which simplifies the servicing of hydraulic and pneumatic assemblies. By providing a removable junction, this component supports the routine maintenance and repair of the crane's complex fluid circuits.
This specific part is compatible with the Demag AC80-1 model. It is engineered to integrate into the machine's existing hydraulic and pneumatic architecture, which controls essential crane functions such as boom extension, slewing, and outrigger stabilization. The connection ensures that fluid lines remain properly aligned and sealed during operation. In any heavy machinery application, union fittings are used throughout the hydraulic system to link pumps, valves, and actuators to the main supply lines. These fittings maintain the integrity of the pressurized circuit, ensuring that fluid is routed correctly between components to facilitate the mechanical movements required for crane operation.

