707-99-24630 7079924630 SERVICE KIT,STEERING CYLINDER OF WA380-5 WA400-5

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5. FAQ

Q: What kind of hydraulic pressure can these sealing components withstand steadily?
A: It can adapt to frequent pressure changes under normal construction working conditions.

Q: Does this kit contain all sealing pieces required for full bucket cylinder disassembly service?
A: Yes, all matched seals, wiper rings and back‑up rings are prepared for onsite bucket cylinder overhaul work.

Q: What hydraulic‑oil pressure range can these sealing components withstand?
A: It can sustain high working pressure generated during excavator bucket digging and loading cycles.

Q: Are external wiper seals included to protect the extending piston rod?
A: Heavy‑duty wiper seals are supplied, blocking rock dust, soil and muddy water from invading cylinder interior.

Q: What job‑site conditions will accelerate seal deterioration for bucket cylinder?
A: Repeated heavy digging impact, polluted hydraulic fluid and sharp pressure surges will shorten seal working life.

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.

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