4409606 CYL.;ARM (R)(for assembly of machine) Hitachi parts of EX5500

1. Quick Details of  seal 4409606:

2. 4409606 parts on group :

3. 4409606 picture:

4. Service part number :

 
5. FAQ

Q: We need a complete set of sealing spare parts for wheel loader boom cylinder maintenance, could you share the exact part number for our order list?
A: The exact matching part number is 4409606, this full boom cylinder seal kit is manufactured for wheel loader boom cylinder field service and complete hydraulic cylinder overhaul jobs.

Q: Which hydraulic cylinder assembly does part number 4409606 apply to on wheel loader equipment?
A: 4409606 fits for boom hydraulic cylinder of wheel loader, it controls boom lifting and descending strokes, supporting bucket high‑position loading, bulk material piling and cargo transfer tasks in port yards and aggregate‑processing sites.

Q: What raw materials compose each sealing component within this repair kit?
A: It is assembled with NBR oil‑resistant o‑rings, PU high‑pressure resistant rod sealing lips, PTFE anti‑extrusion backup rings and POM wear rings, which can bear heavy radial load and medium‑stroke reciprocating friction under frequent material‑loading pressure.

Q: What about the dimensional stability and surface workmanship of these sealing spare parts?
A: Every seal maintains consistent raw‑material color, all sharp corners receive precise chamfering, dynamic contact surfaces go through fine finishing treatment to lower abrasion under repeated boom lifting cycles.

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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