P&H
O-ring for P&H RT-175
This O-ring is a sealing component designed for the P&H RT-175 rough-terrain crane. It creates a seal between mating surfaces to prevent fluid leakage and maintain system pressure.
Compatible models
Specifications
- Part number
- 6445Z507
- Brand
- P&H
The 6445Z507 O-ring serves as a sealing component within the hydraulic and pneumatic systems of P&H heavy machinery. Its primary function is to establish a seal between two mating surfaces, which prevents the escape of fluids or gases and preserves internal system pressure. These seals are utilized in various hydraulic assemblies, including cylinders, valves, and hose connections, where maintaining a tight seal is necessary for the operation of the machine.
This component is compatible with the P&H RT-175 rough-terrain crane. It is installed in critical areas of the hydraulic system, such as the steering, boom, and outrigger cylinders, as well as various pipe and hose connections. The seal is designed to provide the necessary compression to form a seal without undergoing permanent deformation under the operating conditions of the crane.
In hydraulic systems, O-rings function by filling the gap between two mechanical parts to contain pressurized oil or air. Proper selection of the seal ensures that the hydraulic circuit remains closed, which is necessary for the consistent performance of lifting, steering, and braking functions. Regular inspection and replacement of these seals help maintain the integrity of the hydraulic system and prevent pressure loss.

