Arm cylinder seal kit YN01V00039R300 for Kobelco SK200-6 excavator. Complete dipper cylinder overhaul seal set to resolve hydraulic oil leakage. Made of high-grade PU, NBR and PTFE, high pressure and wear resistant. Exact OEM size for direct replacement.
✅ OEM Part Number: YN01V00039R300
✅ Machine Model: Kobelco SK200-6 Excavator
✅ Product Name: Arm / Dipper Cylinder Seal Repair Kit
✅ Material: PU + NBR + PTFE + Backup Rings
✅ Function: Fix hydraulic leakage, recover cylinder pressure
✅ Advantages: Anti-leakage, wear-resistant, high pressure resistant, easy installation
Hydraulic swivel joint center joint seal repair kit for Develon Doosan Daewoo excavator DX140LC, DX160LC-3, DX255LC-3, DX300LC-5.
The center joint (swivel union) transfers hydraulic oil between upper revolving body and undercarriage. Replace old worn seals to fix hydraulic oil leakage and recover system pressure. Made of high-quality NBR and PU sealing materials, excellent wear resistance, high pressure resistant, long service life. 1:1 OEM dimension, direct replacement, no modification required, easy on-site installation for mining and construction machines.
✅ Part Number: 401107-01330 / 40110701330
✅ Application: Develon Doosan Daewoo Excavator DX140LC, DX160LC-3, DX255LC-3, DX300LC-5
✅ Product Type: Center Joint / Swivel Joint Seal Repair Kit
✅ Function: Stop swivel joint hydraulic leakage, maintain hydraulic pressure
✅ Feature: Wear-resistant, anti-oil-leakage, precise size, easy installation
SKF Seal Kit Soosan SB81 Hydraulic Breaker Repair Oil Seal Kit for Excavator Rock Hammer Spare Parts
SKF Seal Kit for Soosan SB81 Hydraulic Breaker
This SKF complete seal repair kit is specially designed for Soosan SB81 hydraulic rock breaker. It includes piston seals, buffer seals, dust seals, O‑rings and all necessary sealing components. Adopts high‑quality SKF sealing materials, excellent pressure‑resistant, wear‑resistant and anti‑aging performance, effectively prevents oil leakage for breaker cylinder under heavy‑impact working conditions. Ideal for overhaul and maintenance of Soosan SB81 hydraulic hammer.
Important Reminder: Please confirm your breaker model is SB81 before ordering to avoid mismatch.
This hydraulic arm cylinder seal kit is aftermarket replacement parts for Hitachi ZAX350H-3 excavator arm (dipper) cylinder.
It includes all necessary rod seals, piston seals, wear rings, backup rings and O-rings to overhaul the arm cylinder. Effectively stop hydraulic oil leakage and recover cylinder power for heavy-duty digging work.
Made from high-grade PU, NBR and PTFE composite materials, excellent wear resistance, high pressure & temperature resistance, long service life for mining, quarry and construction sites.
Precision machined to match OEM specifications, direct fit without modification, fast on-site cylinder overhaul.
✅ Application: Hitachi ZAX350H-3 Excavator
✅ Product Name: Arm (Dipper) Cylinder Seal Repair Kit
✅ Material: PU + NBR + PTFE + Backup Rings
✅ Function: Repair leaking arm hydraulic cylinder, restore cylinder pressure
✅ Features: Anti-leakage, wear-resistant, high pressure resistant, easy installation
✅ Package: Complete full set seals for arm cylinder overhaul
