SK200‑6E Boom Arm Bucket Cylinder Oil Seal SK200‑6E Excavator Hydraulic Rubber Seal
High‑quality complete hydraulic cylinder seal repair kit for Kobelco SK200‑6E excavator boom, arm and bucket cylinder, heavy‑duty NBR/FKM oil seals for hydraulic leakage repair and maintenance.
Key Features
- Full set repair kit specially designed for Kobelco SK200‑6E excavator boom, arm and bucket hydraulic cylinders
- Premium NBR nitrile rubber / FKM fluorine rubber seals, high‑pressure resistant, oil‑resistant, wear‑resistant & anti‑aging
- Complete seal combination: piston seal, rod seal, buffer seal, wiper seal, O‑rings, backup rings, dust seals
- Strict dimensional accuracy, exact OEM‑matched size, direct replacement without modification
- Double‑lip & high‑pressure sealing structure, perfect anti‑leakage performance for heavy‑load construction operation
- Dust‑proof & mud‑proof design, adapts to harsh mining, earthmoving and municipal construction environments
- Pre‑packaged complete boom + arm + bucket 3‑cylinder kit, one‑stop maintenance solution
- Wide compatibility with multiple Kobelco SK‑6 series excavator models
Product Information
| Item |
Specification |
| Product Name |
Hydraulic Cylinder Oil Seal Repair Kit (Boom / Arm / Bucket) |
| Matched Excavator |
SK200-6E |
| Material |
NBR Nitrile Rubber / Optional FKM Fluoro Rubber, PU Polyurethane |
| Included Seals |
Piston Seal, Rod Seal, Buffer Seal, Wiper Seal, O‑Ring, Backup Ring, Dust Seal, Guide Ring |
| Function |
Prevent Hydraulic Oil Leakage, Dust‑Proof, Restore Cylinder Sealing Performance |
| Application |
Kobelco Medium Excavator Hydraulic Boom, Arm & Bucket Cylinder Overhaul |
| Condition |
Brand New Aftermarket Replacement |
Related Products
| Category |
Replaceable Part Numbers / Compatible Models |
| General OEM Series |
LQ01V00012R100, LQ01V00013R100, LQ01V00014R100 |
| Compatible Excavator Models |
Suitable for SK200‑6, SK210‑6, SK230‑6, SK250‑6, SK200‑6E |
Fitment Application
- Specially for Kobelco SK200‑6E medium excavator hydraulic boom, arm and bucket cylinders, widely used in municipal engineering, road construction, earthmoving, quarrying and general construction machinery overhaul.





Q1: Which cylinders does this kit include?
A1: Complete boom, arm and bucket hydraulic cylinder seal repair kit.
Q2: Which excavator is it mainly for?
A2: Specially designed for Kobelco SK200‑6E excavator.
Q3: What other SK‑6 series models are compatible?
A3: Suitable for SK200‑6, SK210‑6, SK230‑6, SK250‑6 excavators.
Q4: What material are the seals made of?
A4: Standard NBR nitrile rubber, high‑pressure FKM fluorine rubber optional.
Q5: Can it stop cylinder oil leakage completely?
A5: Yes, high‑pressure heavy‑duty seals perfectly solve hydraulic cylinder oil leakage problems.