P&H
O-ring for P&H 670 WLC
This O-ring is a circular sealing component used to prevent fluid leaks in P&H 670 WLC and 9150 cranes. It fits into a groove between two machine parts to maintain system pressure.
Specifications
- Part number
- 45Z91D58
- Brand
- P&H
The O-ring 45Z91D58 serves as a circular sealing element designed to be compressed within a groove between two mating surfaces. By creating a tight seal, this component prevents the leakage of hydraulic fluids, lubricants, or gases and blocks the entry of external contaminants into the machine systems. It is used across various assemblies, including hydraulic cylinders, valves, pumps, transmissions, and engine piping connections, where maintaining consistent internal pressure is necessary for proper operation.
This part is compatible with P&H 670 WLC and 9150 cranes. It is designed to function within the specific tolerances required for these heavy-duty lifting machines. The O-ring provides a static or dynamic seal that ensures fluids remain contained within their respective circuits, supporting the overall integrity of the hydraulic and lubrication systems during operation.
In general engineering, an O-ring functions by deforming under compression to fill the gap between components. This seal type is standard in fluid power systems to isolate chambers and prevent pressure loss. Proper installation within the designated groove is required to ensure the seal remains effective under the operating pressures and temperatures typical of heavy machinery environments.