VOE14588781 Bushing heavy parts of EC700B, EC700C, EC750D

1. Quick Details of  seal VOE14588781:

2. VOE14588781 parts on group :

3. VOE14588781 picture:

4. Service part number :

5. FAQ

Q: What construction machine is spare part VOE14588781 suitable for installation?
A: VOE14588781 piston seal ring is made for excavator hydraulic cylinder piston assembly.

Q: What is the classification and standard part name of VOE14588781?
A: VOE14588781 belongs to piston seal ring, it is a bidirectional hydraulic sealing spare part.

Q: What raw materials make up this piston seal ring?
A: It consists of filled PTFE sliding layer and elastic NBR rubber back-up retaining ring.

Q: What main role does this piston seal ring play in the hydraulic cylinder?
A: It isolates hydraulic oil on two sides of piston to prevent internal bypass leakage and keep cylinder power steady.

Q: Where will this piston seal ring be mounted in the hydraulic assembly?
A: It is seated into the circumferential groove of piston inside the boom hydraulic cylinder of excavator.

Q: What unique performance features does this composite piston seal have?
A: It delivers low friction movement, good elasticity and strong resistance to extrusion under pressure.

Q: What kind of working temperature range can this piston seal ring handle?
A: It can maintain reliable sealing performance within normal operating temperature of excavator hydraulic system.

Q: What visible working issue will show up once this piston seal ring is degraded?
A: Boom will sink gradually under load and the lifting action will become sluggish during operation.

6. Exhibition and Wearhous

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