707-98-14890 7079814890 SERVICE KIT,BOOM CYLINDER OF PC20R-8

1. Quick Details of  seal 707-98-14890:

2. 707-98-14890 parts on group :

3.  707-98-14890 picture:

4. Service part number :

 
5. FAQ

Q: What construction equipment does part number 707‑98‑14890 support for cylinder maintenance jobs?
A: Part number 707‑98‑14890 cylinder seal kit is designed for backhoe loader bucket cylinder assembly repair and complete overhaul service.

Q: What sealing value can part number 707‑98‑14890 bring to bucket cylinder hydraulic loop?
A: Part number 707‑98‑14890 cylinder seal kit holds stable hydraulic pressure during bucket grabbing and dumping operations, reduces internal pressure loss under intermittent digging impact, and keeps muddy soil and crushed stone particles out of cylinder inner cavity to protect piston and rod surfaces.

Q: What raw materials make up this bucket cylinder seal kit?
A: Dynamic rod seals adopt high‑toughness PU polyurethane, static sealing O‑rings use aging‑resistant HNBR hydrogenated nitrile rubber, and PTFE wear‑proof backup rings bear lateral offset force and prevent seal squeeze damage under intermittent pressure spikes.

Q: What color look do these sealing spare parts have?
A: PU sealing pieces are glossy jet‑black, HNBR rubber parts are dark matte black, PTFE wear‑proof backup rings are light ivory‑white.

Q: What sealing components are included inside this full repair kit?
A: It comes with piston seals, rod seals, pressure buffer rings, PTFE backup rings, dust wiper seals and multiple sizes of matched O‑rings for cylinder reassembly.

Q: Where is this cylinder seal kit assembled on articulated dump truck?
A: These sealing components are fitted inside cylinder barrel and cylinder head, surrounding piston and reciprocating hoist cylinder rod.

Q: What sealing accessories are contained within this whole repair kit?
A: It includes piston seals, rod seals, pressure buffer rings, PTFE anti‑extrusion rings, dust wiper seals and multi‑size matched O‑rings for cylinder reassembly.

Q: Can the sealing combination stop internal leakage and external oil seepage effectively?
A: Multi-stage sealing structure greatly reduces the risk of hydraulic oil leakage.

Q: Can this product prevent hydraulic oil leakage effectively?
A: The precise size design effectively reduces internal leakage and external oil seepage.

Q: What construction scenarios often require this arm cylinder seal kit for regular maintenance?
A: It is widely used for maintaining mini excavators working on villa foundation projects, landscape engineering, pipeline trenching and rural road reconstruction.

6. Exhibition and Wearhous

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