Demag
Union nut for Demag AC80-1
This union nut is designed for the Demag AC80-1 crane. It serves as a fastening component to secure fluid line connections within the machine's hydraulic or pneumatic systems.
Parts diagram
Compatible models
Specifications
- Part number
- 509 807 98
- Brand
- Demag
The union nut 509 807 98 acts as a fastening component within the Demag AC80-1 crane. Its primary function is to connect two sections of piping or fittings, creating a secure and sealed joint that allows for disassembly without the need to rotate the entire pipe run. This component is used in hydraulic, pneumatic, and fuel systems where the ability to disconnect and reconnect lines is necessary for routine maintenance or system reconfigurations.
This part is compatible with the Demag AC80-1 model. It is designed to maintain the integrity of fluid connections, helping to prevent leaks that can impact system performance. Proper installation and tightening are required to ensure a leak-free connection during operation.
In heavy machinery, union nuts are standard components used to join tubing and hoses. They facilitate the assembly of complex fluid circuits by providing a threaded connection that compresses a seal or flare against a mating surface. By allowing for modular assembly and disassembly, these nuts simplify the servicing of hydraulic pumps, valves, and actuators located throughout the crane.

