4699758 Hydraulic Cylinder Seal Kit for Hitachi EX1200-6 Bucket Cylinder (Repl. 4707195 4717147)

$389.99

Restore leak-free fluid pressure and heavy-duty performance with the 4699758 Hydraulic Cylinder Seal Kit. Precision-engineered for Hitachi EX1200-6 mining excavator bucket cylinders (Cross Ref: 4707195 / 4717147), this severe-duty service kit utilizes high-tensile Polyurethane and fatigue-resistant NBR seals to withstand high surge pressures and harsh abrasive environments. Direct OEM replacement designed to prevent pressure bypass, repel contaminants, and minimize equipment downtime.

Category: Seal Kits

Description
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Restore peak hydraulic sealing performance and operational reliability with this premium 4699758 Hydraulic Cylinder Seal Kit. Specially engineered for the Hitachi EX1200-6 heavy mining excavator bucket cylinder (Cross Reference OEM numbers: 4707195 and 4717147), this heavy-duty cylinder service kit offers superior pressure retention, thermal stability, and extended service life under demanding mining and severe earthmoving conditions.

Technical Specifications

Product Type: Hydraulic Cylinder Seal Kit / Rebuild Service Kit
Primary Part Number SKU: 4699758
Cross Reference OEM Part Numbers: 4707195, 4717147
Brand Compatibility: Hitachi Heavy Machinery
Equipment Model: Hitachi EX1200-6 Excavator
Cylinder Application: Bucket Cylinder Assembly
Material Composition: High-Spec Polyurethane (PU), Viton (FKM), Nitrile Rubber (NBR), PTFE
Maximum Working Pressure: Up to 35 MPa / 350 Bar
Operating Temperature Range: -35°C to 110°C (-31°F to 230°F)
Product Condition: 100% Brand New Aftermarket / OEM Equivalent

Key Features & Operational Benefits

Direct-Fit OEM Replacement: Precision-molded profiles deliver a 100% seamless, drop-in fit for Hitachi EX1200-6 bucket cylinders to eliminate fluid leakage and maintain system pressure.
Severe-Duty Materials: Advanced Polyurethane rod/wiper seals and fatigue-resistant NBR elastomeric components absorb intense pressure spikes and continuous cyclic workloads.
Contamination & Slurry Protection: Specialized dust wiper profiles seal out mud, rock dust, slurry, and moisture to safeguard cylinder rods and barrels against scoring.
High Thermal Stability: Formulated to resist oxidation, heat degradation, and aggressive hydraulic fluids during high-hour mining operations.
Cost-Effective Maintenance Solution: Delivers OEM-level seal integrity at a competitive cost, significantly lowering total cost of operation (TCO) and unexpected downtime.

Fitment & Compatibility Guidelines

Target Equipment: Hitachi EX1200-6 Hydraulic Mining Excavator
Target Cylinder Position: Bucket Cylinder Assembly
Reference OEM Numbers: 4699758 / 4707195 / 4717147
Fitment Verification: Hydraulic cylinder configurations can vary depending on machine serial numbers or aftermarket cylinder housings. Please double-check your excavator serial number and cylinder part number prior to ordering.