471504 Main Hydraulic Pump Shaft Overhaul Oil Seal Repair Kit for Excavator

1. Quick Details of  seal 471504:

2. 471504 picture:

3. Service part number :

4. FAQ

Q: Can this oil seal work steadily on rotating shaft assemblies?
A: Yes, the specially designed sealing lip fits rotary shafts to block internal lubricant leakage.

Q: What color can be seen for each component inside this kit?
A: Rubber sealing rings are black, and stamped steel insert shows dark grey matte anti‑rust finish.

Q: Which machine component is this seal kit applied to?
A: It serves main hydraulic pump shaft assembly, preventing hydraulic fluid leakage at pump rotating shaft interface.

Q: Can these seals endure frequent pressure fluctuation under construction conditions?
A: Yes, it adapts cyclic pressure change and continuous rotation generated by excavator main pump.

Q: Does this kit cover all required seals for one main pump overhaul work?
A: Yes, it includes matched shaft oil seals, garter springs and auxiliary anti‑dust washers for single pump repair.

Q: Are heavy‑duty dust‑and‑mud resistant wiper seals included within this repair set?
A: Wiper seals are supplied, blocking mine rock dust, muddy slurry and metal fine particles from entering shaft clearance gaps.

Q: How well can this full sealing kit block mud, gravel dust and hot gear oil mist on muddy outdoor road job sites?
A: The multi-layer flexible rubber lip scrapes thick mud off the shaft surface, the fully enclosed plated metal shell blocks coarse dust particles, and inner auxiliary rubber layers isolate high-temperature oil mist to protect internal precision gears.

5. Exhibition and Wearhous

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