P&H
O'ring for P&H 5100
This O'ring is designed for use in P&H 5100 and 790BTC cranes. It serves as a sealing component within hydraulic and pneumatic systems to prevent fluid or gas leakage.
Specifications
- Part number
- 45Z91D62
- Brand
- P&H
The O'ring, part number 45Z91D62, acts as a sealing element within the hydraulic and pneumatic circuits of heavy machinery. By creating a seal between static or dynamic surfaces, it maintains system pressure and prevents the ingress of contaminants such as dust and moisture into sensitive internal assemblies.
This component is compatible with P&H 5100 and 790BTC crane models. It is intended for installation in hydraulic cylinders, valves, pumps, and various fluid connection points found throughout these machines. Proper installation ensures that these systems operate within their intended pressure parameters without fluid loss.
O'rings function by deforming under pressure to fill the gap between mating parts, effectively blocking potential leak paths. In hydraulic applications, these seals are critical for maintaining the integrity of the fluid circuit, which is necessary for the consistent operation of lifting and movement functions in cranes and other heavy equipment.

