707-98-37500 7079837500 SERVICE KIT,BOOM CYLINDER OF PC120-3 PC120SS-3

1. Quick Details of  seal 707-98-37500:

2. 707-98-37500 parts on group :

3.  707-98-37500 picture:

4. Service part number :

 
5. FAQ

Q: I need to renew the sealing components for my excavator boom cylinder, which part number should I select for my order?
A: The exact required part number is 707‑98‑37500, this full boom cylinder seal kit is specially engineered for excavator boom cylinder heavy‑duty field repair and full overhaul operations.

Q: Which hydraulic cylinder assembly does part number 707‑98‑37500 match on the excavator equipment?
A: 707‑98‑37500 fits the boom hydraulic cylinder that controls lifting and lowering movements of the front boom arm during digging and earth‑moving construction cycles.

Q: What different raw materials compose each sealing component inside this repair kit?
A: It uses NBR for oil‑resistant o‑rings, PU for high‑pressure resistant main rod sealing lips, PTFE anti‑extrusion backup rings and POM rigid low‑friction guide wear rings.

Q: Could you tell me about the surface condition and visual characteristics of these seal accessories?
A: Every seal retains its native material color, all circumferential edges are precisely machined, dynamic contact surfaces keep uniform smooth finish without burrs for consistent assembly tolerance.

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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